Abstract

A preparation method of an alumina powder includes the following steps: subjecting the raw material powder having a particle size not exceeding 1,000 mesh to a shear treatment in the presence of a solvent and a polymerization inhibitor to obtain a stable suspension; mixing the suspension with a crystal plane growth guiding agent uniformly and subjecting the mixture to a hydrothermal treatment under a hermetic conditions, then performing a solid-liquid separation, and subjecting the solid to drying and roasting. The alumina powder contains alumina grains having a single-crystal structure and bas an approximate regular octahedral stereoscopic morphology. Eight sides of the alumina grain belong to the {111} family of crystal planes of γ-state alumina, and the grain size is 5-100 μm.

IPC Classes  ?

• C01F 7/023 - Grinding, deagglomeration or disintegration
• B01J 21/04 - Alumina
• B01J 23/00 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group
• B01J 23/888 - Tungsten

Abstract

An adsorbent is in a liquid-phase hydrogenation catalyst composition. A catalyst bed containing the liquid-phase hydrogenation catalyst composition may be applicable in adsorption technology or oil liquid-phase hydrogenation technology. The adsorbent contains a porous material and a hydrogenation active metal supported on the porous material. The adsorbent has an average pore diameter of 2-15 nm, a specific surface area of 200-500 m2/g, and the hydrogenation active metal is present in an amount, calculated as metal oxide, of 2.5 wt % or less, based on the total weight of the adsorbent. The adsorbent has a high hydrogen sulfide adsorption efficiency for a long period of time, and can effectively prolong the protection period for the hydrodesulfurization catalyst.

IPC Classes  ?

• B01J 23/888 - Tungsten
• B01J 23/883 - Molybdenum and nickel
• B01J 21/04 - Alumina
• B01J 35/10 - Solids characterised by their surface properties or porosity
• B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
• B01J 21/12 - Silica and alumina
• B01J 23/882 - Molybdenum and cobalt
• B01J 23/28 - Molybdenum
• B01J 21/06 - Silicon, titanium, zirconium or hafniumOxides or hydroxides thereof
• B01J 23/755 - Nickel
• B01J 23/745 - Iron
• B01J 21/10 - MagnesiumOxides or hydroxides thereof
• B01J 23/75 - Cobalt
• B01J 23/06 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of zinc, cadmium or mercury
• B01J 35/02 - Solids
• B01J 37/20 - Sulfiding
• B01J 8/02 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds
• C10G 45/08 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof

Abstract

A coking system comprises the 1st to the m-th heating units and the 1st to the n-th coke towers, each of the m heating units being in communication with the n coke towers, respectively, each of the n coke towers being in communication with one or more separation towers, respectively, in communication with the m-th heating unit and optionally with the i-th heating unit. The coking system can at least utilize petroleum series or coal series raw materials to produce high-quality needle coke with stable performance.

IPC Classes  ?

• C10B 57/02 - Multi-step carbonising or coking processes
• C10B 55/04 - Coking mineral oils, bitumen, tar or the like, or mixtures thereof, with solid carbonaceous materials with solid materials with moving solid materials
• C10B 57/04 - Other carbonising or coking processesFeatures of destructive distillation processes in general using charges of special composition
• C10B 1/04 - Vertical retorts
• C10B 55/00 - Coking mineral oils, bitumen, tar or the like, or mixtures thereof, with solid carbonaceous materials

Abstract

A liquid-phase reactor has an outer cylinder and an inner cylinder disposed along an axial direction of the reactor. The outer cylinder has a top head, a straight cylinder section and a bottom head. An annular space is formed between the inner cylinder and the outer cylinder. A top end of the inner cylinder is open and is in communication with the annular space. The inner cylinder has an upper cylinder and a lower cylinder sequentially from top to bottom. The upper cylinder is positioned in the straight cylinder section, with its cross-sectional area being gradually reduced from top to bottom. The lower cylinder is positioned in the bottom head, with its cross-sectional area being gradually increased from top to bottom. An inorganic membrane tube extending along the axial direction of the reactor is provided in the lower cylinder so that a shell-and-tube structure is formed.

IPC Classes  ?

• C10G 65/02 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only
• B01J 8/06 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds in tube reactorsChemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds the solid particles being arranged in tubes

Abstract

An alumina grain has a single-crystal structure and has an approximate regular octahedral stereoscopic morphology. Eight sides of the alumina grain belong to the {111} family of crystal planes of γ-state alumina, and the grain size is 5-100 μm. The alumina grain is unique in crystal plane exposure and distribution, simple and feasible in preparation, and low in cost, and has higher operability, and thus has good application prospect in the field of catalysis and adsorption.

IPC Classes  ?

• C30B 29/20 - Aluminium oxides
• C30B 7/10 - Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions by application of pressure, e.g. hydrothermal processes
• C01F 7/02 - Aluminium oxideAluminium hydroxideAluminates

Abstract

A long-chain composition has at least one long-chain alkane selected from the group consisting of C9-18 linear or branched alkanes and at least one long-chain carboxylic acid selected from the group consisting of C9-18 linear or branched, saturated or unsaturated aliphatic monocarboxylic acids. The mass ratio of the long-chain alkane to the long-chain carboxylic acid ranges from 1:1 to 40:1. The long-chain composition has a higher fermentation degree or higher substrate utilization rate and the like, when used as a starting material in the production of long-chain dibasic acids via fermentation.

IPC Classes  ?

• C12P 7/6409 - Fatty acids
• C07C 51/353 - Preparation of carboxylic acids or their salts, halides, or anhydrides by reactions not involving formation of carboxyl groups by isomerisationPreparation of carboxylic acids or their salts, halides, or anhydrides by reactions not involving formation of carboxyl groups by change of size of the carbon skeleton
• C12N 1/16 - YeastsCulture media therefor

Abstract

A hydrogenation catalyst contains a hydrogenation catalyst carrier and an active hydrogenation component. The active hydrogenation component includes a Group VIB metal sulfide and a Group VIII metal compound, and the molar proportion of a substance of the Group VIII metal compound that interacts with the Group VIB metal sulfide to the total amount of the Group VIII metal compound is 60-100%. The hydrogenation catalyst has a higher active metal sulfurizing degree and a higher number of type II active centers, and can be applied to the hydrogenation treatment process of oil products such as distillate oils and residual oils.

IPC Classes  ?

• B01J 23/75 - Cobalt
• B01J 6/00 - CalciningFusing
• B01J 21/04 - Alumina
• B01J 23/755 - Nickel
• B01J 27/051 - Molybdenum
• B01J 37/02 - Impregnation, coating or precipitation
• B01J 37/04 - Mixing
• B01J 37/20 - Sulfiding

Abstract

A preparation method of the starch-containing microsphere includes the steps of first reacting starch with a low concentration of epichlorohydrin, and then reacting the resultant product with a surfactant, followed by final crosslinking to give microspheres. The starch-containing microspheres thus prepared are polydisperse starch-containing microspheres with a uniform particle size distribution, with the particle size being in a range of 0.1-500 μm.

IPC Classes  ?

• C08B 31/00 - Preparation of chemical derivatives of starch
• C08B 31/12 - Ethers having alkyl or cycloalkyl radicals substituted by hetero atoms
• C09K 8/42 - Compositions for cementing, e.g. for cementing casings into boreholesCompositions for plugging, e.g. for killing wells
• E21B 21/00 - Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
• E21B 33/13 - Methods or devices for cementing, for plugging holes, crevices or the like
• E21B 33/138 - Plastering the borehole wallInjecting into the formation

Abstract

Provided are a silicon-aluminium material, a manufacturing method therefor, and an application thereof. The silicon-aluminium material has an SiO2/Al2O3 molar ratio of 0.8-1.5, and contains a lamellar structure with an average length of 0.5-2 μm and an average thickness of 30-80 nm, and the calcined form thereof has a specific XRD pattern. The silicon-aluminium material has the characteristics of a large pore volume, a mesoporous-macroporous two-stage gradient pore channel, and high molecular sieve B acid content, displays the crystal characteristics of a molecular sieve, has a low impurity content, and is suitable for use as a catalytic material carrier, in particular being suitable for use as a carrier for heavy oil hydrogenation catalysts.

IPC Classes  ?

• C01B 33/26 - Aluminium-containing silicates
• C01B 39/00 - Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolitesTheir preparationAfter-treatment, e.g. ion-exchange or dealumination
• C01B 39/46 - Other types characterised by their X-ray diffraction pattern and their defined composition
• B01J 21/12 - Silica and alumina
• B01J 32/00 - Catalyst carriers in general
• B01J 35/10 - Solids characterised by their surface properties or porosity

Abstract

A solid particle bed and a fixed bed containing the solid particle bed. The solid particle bed includes a sea region and at least one island region distributed in the sea region, and has an upper surface, a lower surface, an axial direction and a radial direction, wherein the island region extends in the axial direction of the solid particle bed but does not extend to the lower surface, and the void ratio of the island region is 110-300% of the void ratio of the sea region. An oil hydrogenation method, which comprises the step of making oil flow through the solid particle bed or the fixed bed under hydrogenation reaction conditions.

IPC Classes  ?

• B01J 8/02 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds
• C10G 45/00 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds

Abstract

The present invention relates to a preparation process for a Cu-based catalyst and use of the Cu-based catalyst as the dehydrogenation catalyst in producing a hydroxyketone compound such as acetoin. Said Cu-based catalyst shows a high the acetoin selectivity as the dehydrogenation catalyst for producing acetoin.

IPC Classes  ?

• C07C 45/00 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds
• B01J 21/04 - Alumina
• B01J 23/83 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with rare earths or actinides
• B01J 37/00 - Processes, in general, for preparing catalystsProcesses, in general, for activation of catalysts
• B01J 37/02 - Impregnation, coating or precipitation
• B01J 37/03 - PrecipitationCo-precipitation
• B01J 37/04 - Mixing
• B01J 37/08 - Heat treatment
• B01J 37/34 - Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves

Abstract

Disclosed is a microchannel mixer. The microchannel mixer comprises a microchannel component and a housing. The microchannel component is fixed within the housing. The housing is provided at one end with an inlet, used for the inflow of a liquid-phase material and a gas-phase material, and is provided at the other end with an outlet, used for the outflow of a mixed material. The microchannel component comprises multiple stacked sheets and several layers of lipophilic and/or hydrophilic filaments filled in gaps between adjacent sheets. Several microchannels are constituted among the filaments. The filaments are tightly fixed by the sheets. Also disclosed is a heavy oil hydrogenation reaction system comprising the microchannel mixer and a heavy oil hydrogenation method.

IPC Classes  ?

• B01F 21/20 - Dissolving using flow mixing
• B01F 23/20 - Mixing gases with liquids
• C10G 67/00 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only

Abstract

Disclosed is a micro-channel liquid-liquid mixing device, the micro-channel liquid-liquid mixing device comprising a micro-channel assembly and a housing, wherein the micro-channel assembly is fixed in the housing, one end of the housing is provided with an inlet for the feeding of at least two reaction liquid phases, and the other end of the housing is provided with a mixed material outlet; and the micro-channel assembly comprises a plurality of stacked sheets and oleophilic fiber filaments and hydrophilic fiber filaments filled in gaps between adjacent sheets, a plurality of micro-channels are formed between the fiber filaments, and the fiber filaments are tightly clamped and fixed by means of the sheets. The micro-channel liquid-liquid mixing device is used for forming at least two reaction liquid phases into a mixed material, wherein the at least two reaction liquid phases undergo fiber filament cutting and mixing in the micro-channel mixing device to form the mixed material. Further disclosed are a liquid-liquid reaction apparatus comprising the micro-channel liquid-liquid mixing device and a liquid-liquid reaction method, such as an olefin hydration reaction device and method and a reaction apparatus and method for producing biodiesel by means of an interesterification method.

IPC Classes  ?

• B01J 14/00 - Chemical processes in general for reacting liquids with liquidsApparatus specially adapted therefor
• C07C 29/04 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by addition of hydroxy groups to unsaturated carbon-to-carbon bonds, e.g. with the aid of H2O2 by hydration of carbon-to-carbon double bonds
• C11C 3/10 - Ester interchange

Abstract

A method for dehydrating isopropanol into propylene, the method comprising a step of subjecting an isopropanol-containing raw material to a dehydration reaction in the presence of a dehydration catalyst containing aluminum oxide to produce a propylene-containing product, wherein the raw material has a moisture content of 0.1-10.0 wt% (based on the total mass of the raw material being 100 wt%); and the sum of the content of C2 unsaturated impurities and the content of C3-C4 unsaturated impurities is 80 ppm or less (based on the total mass of the product being 100 wt%).

IPC Classes  ?

• C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
• C07C 11/06 - Propene
• C07C 1/207 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms from carbonyl compounds
• B01J 21/04 - Alumina

Abstract

The present invention relates to an adsorbent, a liquid phase hydrogenation catalyst composition containing the adsorbent, a catalyst bed containing the liquid phase hydrogenation catalyst composition, and the use thereof in adsorption technology or oil product liquid phase hydrogenation technology. The adsorbent comprises a porous material and a hydrogenation active metal loaded on the porous material. The adsorbent has an average pore size of 2-15 nm and a specific surface area of 200-500 m2/g. In addition, based on the total weight of the adsorbent, the mass content, calculated by means of metal oxide, of the hydrogenation active metal, is 2.5 wt% or less. The adsorbent has a high hydrogen sulfide adsorption efficiency and a long duration time, such that the protection period of a hydrodesulfurization catalyst is effectively prolonged.

IPC Classes  ?

• B01J 23/755 - Nickel
• B01J 27/19 - Molybdenum
• B01J 29/40 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
• C10G 45/06 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof
• B01J 23/888 - Tungsten
• C10G 65/02 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only
• C10G 45/04 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used
• C10G 45/08 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
• B01J 37/20 - Sulfiding

Abstract

Disclosed in the present invention is a disturbance device, comprising: two jet mixers, which are oppositely disposed in the horizontal direction; a mixing chamber, which is connected between the two jet mixers; and mixing pipes, which are connected below the mixing chamber. The mixing pipes comprise: a central pipe, which is a vertical straight pipe; multiple helical pipes, which are wound in multiple layers and provided outside the central pipe, the diameters of the multiple helical pipes gradually increasing from the inner to outer layers, and multiple flow deflector assemblies being provided at intervals in each helical pipe; and an outer sleeve, which is a straight pipe, the outer sleeve being sleeved outside the outermost helical pipe. Also disclosed in the present invention is a continuous gas separation system combining a hydrate-based process and a reverse osmosis process. The continuous gas separation system combining the hydrate-based process and reverse osmosis process and the disturbance device of the present invention can improve hydrate generation efficiency by means of multi-stage coordination and disturbance mixing, and the coupling of lean gas hydration separation and rich gas membrane separation achieves continuous gas separation, thus facilitating scale and industrial application.

IPC Classes  ?

• B01F 13/10 - Mixing plant, including combinations of dissimilar mixers
• C10L 3/10 - Working-up natural gas or synthetic natural gas
• B01D 53/22 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by diffusion

Abstract

Disclosed is a method and system for producing a fuel oil and the use thereof, and a fuel oil and the use thereof. The method comprises: (1) bring a sulfur-containing feedstock oil and an alkali metal into contact for a pre-reaction to obtain a pre-reaction material, wherein the pre-reaction is performed under hydrogen-free conditions; (2) bring the pre-reaction material into contact with a hydrogen-supplying agent for a hydrogenation reaction; and (3) separating the material obtained in step (2) to obtain a liquid-phase product fuel oil and a solid mixture. By means of the method of the present invention, inferior and cheap feedstock oils, such as heavy residual oils, can be converted into fuel oils, with a high utilization efficiency of alkali metals and a safe and reliable process.

IPC Classes  ?

• C10G 29/04 - Metals, or metals deposited on a carrier
• C10G 45/02 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing
• C10G 69/02 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only

Abstract

A catalytic reaction unit, comprising: a plurality of catalyst bed layers arranged vertically, each of the catalyst bed layers being filled with a solid catalyst (10), respectively, and an inclined surface on the upper part of the corresponding solid catalyst (10) being arranged between adjacent catalyst bed layers; a liquid phase feeding subunit, which is arranged above the topmost catalyst bed layer, so that liquid phase feed can be introduced into the catalyst bed layer, and the liquid phase feed is guided by the inclined surface to sequentially enter each catalyst bed layer from top to bottom; a gas phase feeding subunit, which is arranged between the catalyst bed layer of an upper layer and the inclined surface of the next layer, the gas phase feed of each layer entering the catalyst bed layer in an upward manner; and a gas phase channel (13), which is relatively isolated from the gas phase feeding subunit, a gas phase product generated after the gas-phase feed and the liquid phase feed react in the catalyst bed layer directly entering the gas phase channel (13). A reactive distillation column (1), in which the catalytic reaction unit is used, and the reactive distillation column (1) has a multilayer plate tower structure.

IPC Classes  ?

• B01D 3/14 - Fractional distillation
• B01D 3/24 - Fractionating columns in which vapour bubbles through liquid with sloping plates or elements mounted stepwise
• B01D 3/00 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
• B01J 8/04 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds

Abstract

Provided are a multi-phase combination reaction system and reaction method. The system comprises at least one fixed bed hydrogenation reactor. The fixed bed hydrogenation reactor comprises, arranged from top to bottom, a first hydrogenation reaction area, a gas-liquid separation area, a second hydrogenation reaction area, and a third hydrogenation reaction area. The gas-liquid separation area is provided with a raw oil inlet. A hydrogen inlet is provided between the second hydrogenation reaction area and the third hydrogenation reaction area. The present system and method are capable of simultaneously obtaining two fractions in one hydrogenation reactor, which are used for gasoline, diesel products, aviation kerosene products, ethylene raw materials, etc., and are also capable of preventing flooding in the hydrogenation reactor.

IPC Classes  ?

• B01J 8/04 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
• C10G 65/00 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only

Abstract

A dust removal filler (6), a dirt accumulation tray (3), and a gas purification device. The dust removal filler (6) comprises: a plurality of rows of channels (61), each channel (61) obliquely extending with respect to a vertical direction to form a windward surface (611) and a leeward surface (612); and a corrugated plate (62), crests of the corrugated plate (62) being attached to the leeward surface (612) of the oblique prism channel (61). During an operation process, dust is adhered to recesses of the lower surface of the corrugated plate (62) and is aggregated to form a dust aggregate, and when the gravity of the dust aggregate is greater than an adhesion force, the dust aggregate falls onto the windward surface (611) of the channel (61) and slips from the windward surface (611) of the channel (61).

IPC Classes  ?

• B01J 8/02 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds
• B01D 5/00 - Condensation of vapoursRecovering volatile solvents by condensation

Abstract

An upflow reactor (1), includes a housing (20), a catalyst bed layer (30) and a pressing device (10). The housing (20) is internally provided with a reaction chamber (210), a reaction material inlet (220) and a reaction material outlet (230) which are in communication with the reaction chamber (210) are provided on the housing (20). The catalyst bed layer (30) is provided within the reaction chamber (210), the pressing device (10) is provided within the reaction chamber (210) and located above the catalyst bed layer (30). At least a part of the pressing device (10) is movable up and down so that the at least a part of the pressing device (10) can be pressed against the catalyst bed layer (30).

IPC Classes  ?

• B01J 8/04 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
• B01J 8/00 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes
• C10G 49/00 - Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups , , , , or

Abstract

Disclosed is a hydrocracking catalyst, a preparation method and an application thereof. The catalyst comprises a carrier, silicon dioxide and active ingredients loaded on the carrier, wherein the carrier comprises Y molecular sieves and SAPO-34 molecular sieves. The preparation method of the hydrocracking catalyst comprises the following steps: (1) mixing materials comprising Y molecular sieves and SAPO-34 molecular sieves, and then subjecting the mixture to molding, drying and calcinating to obtain a carrier; (2) introducing silane and the active ingredients into the carrier prepared in the step (1), subsequently performing the drying and calcinating to prepare the hydrocracking catalyst. The catalyst prepared with the method can be used for hydrocracking reaction, thereby significantly increase yield of jet fuel.

IPC Classes  ?

• C10G 47/16 - Crystalline alumino-silicate carriers
• B01J 29/85 - Silicoaluminophosphates [SAPO compounds]
• B01J 6/00 - CalciningFusing
• B01J 21/08 - Silica
• B01J 35/10 - Solids characterised by their surface properties or porosity
• C10G 47/20 - Crystalline alumino-silicate carriers the catalyst containing other metals or compounds thereof
• B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
• B01J 29/14 - Iron group metals or copper
• B01J 37/00 - Processes, in general, for preparing catalystsProcesses, in general, for activation of catalysts
• C10G 47/10 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions characterised by the catalyst used with catalysts deposited on a carrier
• B01J 37/02 - Impregnation, coating or precipitation

Abstract

A pseudo-boehmite has a dry basis content of 55-85 wt % and contains a phosphoric acid ester group. The sodium oxide content is not greater than 0.5 wt %, and the phosphorus content (in terms of phosphorus pentoxide) is 1.2-5.7 wt %, relative to 100 wt % of the total weight of the pseudo-boehmite. The pseudo-boehmite has a low sodium content.

IPC Classes  ?

• C01F 7/02 - Aluminium oxideAluminium hydroxideAluminates
• B01J 21/04 - Alumina
• C01F 7/30 - Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
• C01F 7/441 - Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination
• C01F 7/46 - Purification of aluminium oxide, aluminium hydroxide or aluminates
• C10G 49/04 - Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups , , , , or characterised by the catalyst used containing nickel, cobalt, chromium, molybdenum, or tungsten metals, or compounds thereof
• B01J 35/40 - Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size

Abstract

122 are each selected from H, a C1-C6 linear or branched alkyl group, or a C3-C6 cycloalkyl group. By using a vegetable oil as a raw material, a modified vegetable oil fatty acid is first obtained, and then a polar group of an unsaturated dialdehyde with a certain chain length is introduced into a molecular chain of the modified vegetable oil fatty acid. The obtained product can better solve the problem of the blockage of an engine filter nozzle, reduce the number of engine failures, improve the service life of an engine, and reduce the usage amount of a blockage inhibitor.

IPC Classes  ?

• C07C 59/74 - Unsaturated compounds containing —CHO groups
• C07C 57/26 - Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing rings other than six-membered aromatic rings
• C07C 47/225 - Unsaturated compounds having —CHO groups bound to acyclic carbon atoms containing rings other than six-membered aromatic rings
• C07C 47/42 - Unsaturated compounds having —CHO groups bound to carbon atoms of rings other than six-membered aromatic rings with a six-membered ring
• C11C 3/00 - Fats, oils or fatty acids obtained by chemical modification of fats, oils or fatty acids, e.g. by ozonolysis
• C10M 129/40 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms monocarboxylic
• C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure

Abstract

A production system and method for insoluble sulfur. The production system comprises a polymeric kettle (100) having a first discharge port and a quench tower (200) having a feed port, wherein the first discharge port is in communication with the feed port. The quench tower (200) comprises a cylindrical housing (210), a granulation device (220) and a shear pump (230). A solvent inlet (214) and a quenching agent inlet (215), which are respectively used for providing a solvent and a quenching agent, are arranged on the side wall of the housing (210). The production method comprises: raising the temperature of liquid sulfur under the protection of an initiator and nitrogen to perform polymerization reaction; introducing the polymerized material into the quenching tower and sequentially carrying out granulation and quenching treatment; in the quenching tower, carrying out solvent curing and extraction integrated treatment on the quenched product; and in the quenching tower, carrying out liquid phase circulating crushing and extraction integrated treatment on the cured and extracted product.

IPC Classes  ?

• C01B 17/12 - Insoluble sulfur (mu-sulfur)
• C01B 17/02 - Preparation of sulfurPurification

Abstract

A system for producing needle coke and a method for producing the needle coke by using the system. The system comprises: a coke chamber, a pressure stabilization tower, a buffer tank, and a coking fractional distillation column. The tower top of the pressure stabilization tower is provided with a pressure control mechanism for adjusting tower top pressure of the pressure stabilization tower, wherein an oil and gas outlet of the coke chamber is communicated with an oil and gas inlet of the pressure stabilization tower by means of a pipeline, the coke chamber and an oil and gas pipeline from the coke chamber to the pressure stabilization tower are not provided with the pressure control mechanism for adjusting the tower top pressure of the coke chamber. The system and method can improve operation stability of a needle coke production process; in the overall reaction period, the processing capacity of a coking fractional distillation unit fluctuates little, separation accuracy is high, the pressure of the coke chamber is easily controlled, and the operation stability of the overall system is greatly improved.

IPC Classes  ?

• C10G 7/00 - Distillation of hydrocarbon oils
• C10G 55/02 - Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process plural serial stages only

Abstract

Disclosed are a DLM-1 molecular sieve, a method for manufacturing the molecular sieve, and the use thereof in the treatment of an organic substance. The DLM-1 molecular sieve is an Al-SBA-15 molecular sieve, and has a schematic chemical composition as represented by the formula "first oxide · second oxide", wherein the first oxide is silicon dioxide and the second oxide is aluminum oxide; and the mass percentage content of aluminum oxide in the schematic chemical composition is 2% to 85%. The DLM-1 molecular sieve is particularly suitable for the hydrodenitrogenation of a heavy distillate oil, and is beneficial for improving the hydrodenitrogenation activity.

IPC Classes  ?

• B01J 35/10 - Solids characterised by their surface properties or porosity
• C01B 37/00 - Compounds having molecular sieve properties but not having base-exchange properties

Abstract

A gas phase distribution control apparatus (30) and a dividing wall column (T), the gas phase distribution control apparatus (30) comprising a filler layer (35) and a distribution layer, the filler layer (35) being used for removing liquid from the gas phase, the distribution layer being positioned above the filler layer (35), the distribution layer being provided with at least two mutually independent gas phase channels, the at least two gas phase channels respectively connecting the filler layer (35) to above the distribution layer, each gas phase channel having an inlet close to the filler layer (35) and an outlet close to above the distribution layer, and the at least two inlets being arranged to have an opening size that can be adjusted by means of a gas phase distribution mechanism and on the basis of a preset gas phase distribution ratio. The defects of inaccurate gas phase distribution control and the small range of gas phase distribution ratio adjustment are thereby overcome.

IPC Classes  ?

• B01D 3/42 - RegulationControl
• B01D 3/14 - Fractional distillation
• B01D 3/32 - Other features of fractionating columns

Abstract

Provided are a long-chain composition or a combination of long-chain composition, a manufacturing method thereof, and an application thereof in manufacturing a long-chain diacid by a fermentation method. The long-chain composition comprises at least one long-chain alkane selected from C9-18 straight or branched chain alkanes and at least one long-chain carboxylic acid selected from C9-18 straight or branched, saturated or unsaturated aliphatic monocarboxylic acids, where a mass ratio of the long-chain alkane to the long-chain carboxylic acid is 1:1 to 40:1. When the long-chain composition is used as a raw material to produce the long-chain diacid by the fermentation method, the advantages of higher fermentation level, higher substrate utilization, etc., are exhibited.

IPC Classes  ?

• C12N 1/16 - YeastsCulture media therefor
• C12P 7/44 - Polycarboxylic acids
• C12R 1/72 - Candida
• C12P 7/64 - FatsFatty oilsEster-type waxesHigher fatty acids, i.e. having at least seven carbon atoms in an unbroken chain bound to a carboxyl groupOxidised oils or fats
• C12P 7/46 - Dicarboxylic acids having four or less carbon atoms, e.g. fumaric acid, maleic acid

Abstract

22222222 adsorption capacity, and may be desorbed and regenerated by heating, and the adsorption capacity still remains at a relatively high level after multiple cycles of adsorption-desorption.

IPC Classes  ?

• B01J 20/22 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising organic material
• B01J 20/30 - Processes for preparing, regenerating or reactivating
• B01J 20/32 - Impregnating or coating
• B01J 20/34 - Regenerating or reactivating
• B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography

Abstract

Disclosed is a liquid phase reactor and an application thereof. The reactor comprises an outer cylinder and an inner cylinder arranged along an axial direction of the reactor. The outer cylinder comprises an upper seal head, a straight cylinder section (8), and a lower seal head (10). An annular space (11) is formed between the inner cylinder and the outer cylinder. A top end of the inner cylinder is open and communicates with the annular space (11). The inner cylinder comprises, sequentially from top to bottom, an upper cylinder (9) and a lower cylinder (5), where the upper cylinder (9) is located in the straight cylinder section (8) and has a cross-sectional area that gradually decreases from top to bottom, while the lower cylinder (5) is located in the lower seal head (10) and has a cross-sectional area that gradually increases from top to bottom. An inorganic membrane tube (6) extending along the axial direction of the reactor is disposed in the lower cylinder (5), thereby forming a shell-and-tube structure. A tube wall of the inorganic membrane tube (6) is provided with holes for gas to pass through.

IPC Classes  ?

• B01J 8/04 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
• C10G 45/02 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing
• C10G 49/00 - Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups , , , , or

Abstract

Provided are a hydrogenation catalyst, a manufacturing method therefor and the use thereof. The hydrogenation catalyst comprises a hydrogenation catalyst carrier and an active hydrogenation component, wherein the active hydrogenation component comprises a Group VIB metal sulfide and a Group VIII metal compound, and the molar proportion of a substance of the Group VIII metal compound that interacts with the Group VIB metal sulfide to the total amount of the Group VIII metal compound is 60-100%. The hydrogenation catalyst has a higher active metal sulfurizing degree and a higher number of type II active centers, and can be applied to the hydrogenation treatment process of oil products such as distillate oils and residual oils.

IPC Classes  ?

• B01J 27/051 - Molybdenum
• B01J 37/02 - Impregnation, coating or precipitation
• C01G 45/08 - Nitrates

Abstract

Provided are an alumina grain and a preparation method therefor. The alumina grain is of a single-crystal structure and has an approximate regular octahedral stereoscopic morphology. Eight sides of the alumina grain belong to the {111}family of crystal planes of γ-state alumina, and the grain size is 5-100 μm. The alumina grain is unique in crystal plane exposure and distribution, simple and feasible in preparation, and low in cost, and has higher operability, and thus has good application prospect in the field of catalysis and adsorption.

IPC Classes  ?

• C30B 7/10 - Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions by application of pressure, e.g. hydrothermal processes
• C01F 7/02 - Aluminium oxideAluminium hydroxideAluminates

Abstract

The supporter material for catalyst includes a main body alumina and a rod-shaped alumina. The main body alumina is provided with micron-sized pore channels, at least part of the rod-shaped alumina is distributed on the exterior surface of the main body alumina and/or in the micron-sized pore channels with a pore diameter D within a range of 3-10 μm; the rod-shaped alumina has a length of 1-12 μm and a diameter of 80-300 nm. The alumina supporter material is used as a residual oil hydrogenation catalyst supporter to facilitate a long period operation of the residual oil hydrogenation, and has high demetalization rate, desulfurization rate and denitrification rate.

IPC Classes  ?

• B01J 37/02 - Impregnation, coating or precipitation
• B01J 21/04 - Alumina
• B01J 35/02 - Solids
• B01J 35/10 - Solids characterised by their surface properties or porosity
• B01J 37/00 - Processes, in general, for preparing catalystsProcesses, in general, for activation of catalysts
• B01J 37/08 - Heat treatment
• B01J 23/883 - Molybdenum and nickel

Abstract

2O based on the total amount of the modified Y-type molecular sieve. In the modified Y-type molecular sieve, the ratio between the total acid amount measured by pyridine and infrared spectrometry and total acid amount measured by n-butyl pyridine and infrared spectrometry is 1-1.2. The total acid amount measured by pyridine and infrared spectrometry of the modified Y-type molecular sieve is 0.1-1.2 mmol/g. The acid center sites of the molecular sieve of the modified Y-type molecular sieve are distributed in the large pore channels. The molecular sieve is used in the hydrocracking reaction process of a wax oil.

IPC Classes  ?

• B01J 29/16 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the faujasite type, e.g. type X or Y containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
• B01J 35/10 - Solids characterised by their surface properties or porosity
• B01J 37/08 - Heat treatment
• B01J 37/10 - Heat treatment in the presence of water, e.g. steam
• B01J 37/30 - Ion-exchange
• C10G 47/20 - Crystalline alumino-silicate carriers the catalyst containing other metals or compounds thereof
• B01J 29/08 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the faujasite type, e.g. type X or Y
• B01J 29/14 - Iron group metals or copper
• B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
• B01J 37/00 - Processes, in general, for preparing catalystsProcesses, in general, for activation of catalysts
• B01J 37/02 - Impregnation, coating or precipitation

Abstract

A washing and desalting device includes a first shell and a plurality of filaments. The first shell has a first receiving cavity and is provided with a liquid inlet and a liquid outlet that communicate with the first receiving cavity. The plurality of the filaments is provided in the first receiving cavity, and the length direction of each of the filaments is consistent with that of the first receiving cavity. The device can be incorporated in a washing and dehydrating system.

IPC Classes  ?

• C10G 33/02 - De-watering or demulsification of hydrocarbon oils with electrical or magnetic means
• C10G 53/02 - Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only
• B01D 11/04 - Solvent extraction of solutions which are liquid
• B01D 17/02 - Separation of non-miscible liquids
• B01D 17/04 - Breaking emulsions
• C10G 31/08 - Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by treating with water
• C10G 33/06 - De-watering or demulsification of hydrocarbon oils with mechanical means, e.g. by filtration

Abstract

An upflow reactor (1), comprising a housing (20), a catalyst bed layer (30) and a pressing device (10). The housing (20) is internally provided with a reaction chamber (210), a reaction mass inlet (220) and a reaction mass outlet (230) which are in communication with the reaction chamber (210) are provided on the housing (20); the catalyst bed layer (30) is provided within the reaction chamber (210), the pressing device (10) is provided within the reaction chamber (210) and located above the catalyst bed layer (30), and at least a part of the pressing device (10) is provided to be movable up and down, so that the at least a part of the pressing device (10) can be pressed against the catalyst bed layer (30).

IPC Classes  ?

• B01J 8/04 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds

Abstract

Provided are a separation device (1) and a separation method, the separation device (1) comprising: a membrane separation module (10), an adsorption module (20), and a gas intake module (30); the membrane separation module (10) comprises a first housing (110), and a membrane assembly (130) which can be disposed in the first housing (110); the first housing (110) has a first gas intake (121), a first gas outlet (122), and a retentate gas outlet (123); the membrane module (130) has a permeate gas outlet, the permeate gas outlet being in communication with the first gas outlet (122); the adsorption module (20) comprises a second housing (210) and an adsorbent layer (230) which can be disposed in the second housing (210); the second housing (210) is disposed on the first housing (110); the second housing (210) has a second gas inlet (221), a second gas outlet (222), and a desorption gas outlet (223); the second gas inlet (221) is in communication with the first gas outlet (122); the has intake module (30) has a third gas outlet (321); the third gas outlet (321) is in communication with the first gas inlet (121). The separation device (1) has advantages such as a small footprint, light weight, and low manufacturing cost.

IPC Classes  ?

• B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
• B01D 53/00 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols
• B01D 46/54 - Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms

Abstract

Disclosed is a solid precipitation device, comprising a device shell (5), a waste water inlet (1), a discharge port (10) and solid particles (4) arranged in an inner cavity of the device shell (5), wherein the structure of the solid particles (4) is suitable for solid matter to be deposited and adsorbed thereon; the inner cavity of the device shell (5) can also be provided with an inner member, a guide structure (7) surrounding an inner wall of the device shell (5), a heat agent inlet and an inner cylinder (12); the inner member comprises a hollow cylinder (8) substantially coaxial to a central axis of the device shell (5), and an umbrella-shaped cap (9) located above the hollow cylinder (8); the guide structure (7) is arranged at an upper part of the inner cavity of the device shell (5); and the inner cylinder (12) is located below the guide structure (7). Further disclosed is a solid precipitation method. A material containing a solute enters the solid precipitation device, and at least part of the solute is deposited and adsorbed on the solid particles (4) in the solid precipitation device.

IPC Classes  ?

• C02F 1/58 - Treatment of water, waste water, or sewage by removing specified dissolved compounds

Abstract

Provided is a pseudoboehmite, which has a dry basis content of 55-85wt%, includes phosphate groups, and has a sodium oxide content not greater than 0.5wt% and a phosphorus content as phosphorus pentoxide of 1.2-5.7wt%, relative to the pseudoboehmite total weight 100wt%. The present pseudoboehmite has advantages such as a very low sodium content. Also provided are a manufacturing method for the pseudoboehmite, and an application of the pseudoboehmite in aluminium oxide manufacturing, hydrogenation catalyst manufacturing and oil hydrogenation.

IPC Classes  ?

• C01F 7/02 - Aluminium oxideAluminium hydroxideAluminates
• B01J 23/00 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group
• B01J 27/00 - Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogenCatalysts comprising carbon compounds

Abstract

Disclosed is a hydrocracking catalyst, a preparation method therefor and an application thereof. The catalyst comprises a carrier, silicon dioxide loaded on the carrier and an active component. The carrier contains a Y molecular sieve and a SAPO-34 molecular sieve. The method for preparing the hydrocracking catalyst comprises (1) mixing materials containing the Y molecular sieve and the SAPO-34 molecular sieve, and shaping, drying and calcining the same to obtain the carrier; (2) introducing silane and the active component into the carrier prepared in step (1), followed by drying and calcining to obtain the hydrocracking catalyst. The catalyst prepared by the method can be used in hydrocracking reactions to significantly improve the yield of jet fuel.

IPC Classes  ?

• B01J 29/16 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the faujasite type, e.g. type X or Y containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
• B01J 29/85 - Silicoaluminophosphates [SAPO compounds]
• B01J 21/08 - Silica
• C10G 47/20 - Crystalline alumino-silicate carriers the catalyst containing other metals or compounds thereof

Abstract

A method of wax oil hydrocracking includes the steps of pre-hydrotreating wax oil to obtain a pre-hydrotreated material flow; controlling the pre-hydrotreated material flow and a hydrogen-containing material flow to contact with a first hydrocracking catalyst to obtain a first hydrocracked material flow, and dividing the first hydrocracked material flow into a first hydrocracked material flow A and a first hydrocracked material flow B; controlling the flow B and a hydrogen-containing material flow to contact with a second hydrocracking catalyst to obtain a second hydrocracked material flow, and then separating and fractionating the second hydrocracked material flow to obtain a hydrocracked tail oil product; controlling the flow A, at least a part of the hydrocracked tail oil product, and a hydrogen-containing material flow to contact with a hydrogenation isocracking catalyst to obtain a hydrogenation isocracked material flow, and then separating and fractionating the obtained hydrogenation isocracked material flow.

IPC Classes  ?

• C10G 47/26 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions with moving solid particles suspended in the oil, e.g. slurries
• B01J 29/70 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of types characterised by their specific structure not provided for in groups
• B01J 29/80 - Mixtures of different zeolites
• C10G 65/14 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural parallel stages only
• C10G 65/12 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including cracking steps and other hydrotreatment steps
• C10G 65/00 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only

Abstract

22O, the ratio of the total IR acid amount of pyridine of the modified Y-type molecular sieve to the total IR acid amount of N-butyl pyridine of the modified Y-type molecular sieve is 1-1.2, and the total IR acid amount of pyridine of the modified Y-type molecular sieve is 0.1-1.2 mmol/g. The molecular sieve acid center sites of the modified Y-type molecular sieve are distributed mainly in macropores. Applying the molecular sieve to the hydrocracking reaction process of wax oil facilitates improving reaction selectivity of macromolecular cyclic hydrocarbons in the wax oil, reducing occurrence of secondary cracking reaction, improving the quality of hydrocracking unconverted oil, and increasing yield of reactive liquid products.

IPC Classes  ?

• B01J 29/16 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the faujasite type, e.g. type X or Y containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
• C10G 67/02 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only

Abstract

The present invention relates to a coking system and a corresponding coking method. The coking system comprises 1st to m-th heating units and 1st to n-th coke drums; each of the m heating units is communicated with the n coke drums, respectively; each of the n coke drums is communicated with one or more separation columns, respectively; the one or more separation columns are communicated with the m-th heating unit and is optionally connected with the i-th heating unit; and m, n and i are defined as in the description. The described coking system can at least produce high-quality needle coke with stable performance using petroleum or coal-based raw materials.

IPC Classes  ?

• C10B 55/00 - Coking mineral oils, bitumen, tar or the like, or mixtures thereof, with solid carbonaceous materials
• C10G 9/00 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils

Abstract

R1-C(═O)—CH(═O)—R2  (II′) In formulae (II) and (II′), each group is defined as in the description.

IPC Classes  ?

• B01J 23/72 - Copper
• B01J 23/83 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with rare earths or actinides
• B01J 37/03 - PrecipitationCo-precipitation
• B01J 37/08 - Heat treatment
• C07C 45/00 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds
• B01J 23/889 - Manganese, technetium or rhenium
• B01J 23/78 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with alkali- or alkaline earth metals or beryllium
• B01J 37/00 - Processes, in general, for preparing catalystsProcesses, in general, for activation of catalysts
• B01J 37/18 - Reducing with gases containing free hydrogen
• B01J 31/02 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
• B01J 23/80 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with zinc, cadmium or mercury
• B01J 23/86 - Chromium
• B01J 37/34 - Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves
• C07C 49/17 - Saturated compounds containing keto groups bound to acyclic carbon atoms containing hydroxy groups

Abstract

Disclosed are an aluminum oxide carrier material and a preparation method therefor, a hydrogenation catalyst and a method for residual oil hydrogenation. The carrier material comprises main body aluminum oxide and rod-like aluminum oxide, wherein the main body aluminum oxide has micron grade channels, and at least part of the rod-like aluminum oxide is distributed on the external surface of the main body aluminum oxide and/or in the micron grade channels with a channel diameter D of 3-10 μm. An aluminum oxide carrier intermediate is first prepared, then immersed in an ammonium bicarbonate solution for a heat sealing treatment, and is subjected to drying and calcination so as to obtain the aluminum oxide carrier material. The carrier material can be used as a catalyst carrier for residual oil hydrogenation, and the material has a long running period, and a very high demetalizing rate, desulfurization rate and denitrogenation rate.

IPC Classes  ?

• B01J 32/00 - Catalyst carriers in general
• B01J 21/04 - Alumina
• B01J 35/10 - Solids characterised by their surface properties or porosity
• B01J 37/00 - Processes, in general, for preparing catalystsProcesses, in general, for activation of catalysts

Abstract

Modified asphalt particles contain asphalt and a modifier. The modifier comprises poly-sulfur and free sulfur. The sulfur element accounts for 10-40 weight percent of the total amount of the modified asphalt particles, and the poly-sulfur accounts for 30-70 weight percent of the total amount of the sulfur element. The total particle size of the modified asphalt particle is smaller than or equal to 150 μm. The modified asphalt particles have an excellent high temperature performance, and can be used for preparing drilling fluids. Water-in-oil based drilling fluid obtained from the modified asphalt particles has low plastic viscosity, high dynamic shear force, high dynamic plastic ratio, and high emulsion-breaking voltage, and improves the high temperature resistance and cutting carrying capability of a system.

IPC Classes  ?

• C08L 95/00 - Compositions of bituminous materials, e.g. asphalt, tar or pitch
• C08K 3/06 - Sulfur
• C09K 8/24 - Polymers
• C09K 8/20 - Natural organic compounds or derivatives thereof, e.g. polysaccharides or lignin derivatives
• C09K 8/36 - Water-in-oil emulsions
• C09K 8/02 - Well-drilling compositions
• C09K 8/035 - Organic additives

Abstract

Disclosed are a washing and desalting device, a washing and desalting method, a desalting and dehydrating system, and a desalting and dehydrating method. The washing and desalting device comprises a first shell and a plurality of filaments. The first shell has a first receiving cavity and is provided with a liquid inlet and a liquid outlet that communicate with the first receiving cavity. The plurality of the filaments is provided in the first receiving cavity, and the length direction of each of the filaments is consistent with that of the first receiving cavity. The washing and desalting device according to embodiments of the present invention is high in desalting efficiency, complete in desalting, low in energy consumption, and simple in structure, etc.

IPC Classes  ?

• C10G 33/02 - De-watering or demulsification of hydrocarbon oils with electrical or magnetic means

Abstract

Disclosed is a starch-containing microsphere and a preparation method therefor and an application thereof. The particle size of the starch-containing microsphere exhibits polydispersity with uniform distribution in a particle size concentrated distribution interval, and the particle size distribution in the particle size concentrated distribution interval has the following features: equal division of the particle size concentrated distribution interval into n intervals, and a microsphere percentage in each interval is (I), where n is an integer greater than 1. The preparation method comprises: first reacting starch with a low concentration of epichlorohydrin, and then reacting the resultant product with a surfactant, followed by final crosslinking to give microspheres. The starch-containing microspheres prepared by the present invention are polydisperse starch-containing microspheres with a uniform particle size distribution, with the particle size being in a range of 0.1-500 μm.

IPC Classes  ?

• C08B 31/00 - Preparation of chemical derivatives of starch
• C08F 251/00 - Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
• C09K 8/514 - Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
• C09K 8/516 - Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls characterised by their form or by the form of their components, e.g. encapsulated material
• C08J 3/12 - Powdering or granulating

Abstract

Disclosed are a modified asphalt particle and a preparation method and application thereof, characterized in that the modified asphalt particle comprises asphalt and a modifier. The modifier comprises poly-sulfur and free sulfur. The sulfur element accounts for 10-40 weight percent of the total amount of the modified asphalt particle, and the poly-sulfur accounts for 30-70 weight percent of the total amount of the sulfur element. The total particle size of the modified asphalt particle is smaller than or equal to 150 μm. The modified asphalt particle provided in the present invention is excellent in high temperature performance, and can be used for preparing drilling fluid. Water-in-oil based drilling fluid obtained from the modified asphalt particle provided in the present invention has low plastic viscosity, high dynamic shear force, high dynamic plastic ratio, and high emulsion-breaking voltage, and improves the high temperature resistance and cutting carrying capability of a system. Particularly, a high emulsion-breaking voltage is still maintained in water-in-oil based drilling fluid having high water content, thereby ensuring the electric stability of the system.

IPC Classes  ?

• C08L 95/00 - Compositions of bituminous materials, e.g. asphalt, tar or pitch
• C08K 3/06 - Sulfur