An addition system for introducing particulate material into an industrial process is disclosed. The addition system comprises a vessel for holding the particulate material, wherein the vessel has a top and a bottom; one or more weighing devices; a controller for controlling operation of the addition system; a base plate to support the vessel and optionally the controller; and three or more legs, each leg having an uppermost section that connects to the vessel and a foot that is connected to the base plate. The widest diameter of the vessel is less than the diameter of a circle drawn through the feet of the legs. The one or more weighing device are mounted on the base plate and support the legs of the vessel.
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
C10G 11/18 - Craquage catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures avec catalyseurs solides mobiles préchauffés selon la technique du "lit fluidisé"
2.
Addition system for adding material to industrial processes
An addition system for introducing particulate material into an industrial process is disclosed. The addition system comprises a vessel for holding the particulate material, wherein the vessel has a top and a bottom; one or more weighing devices; a controller for controlling operation of the addition system; a base plate to support the vessel and optionally the controller; and three or more legs, each leg having an uppermost section that connects to the vessel and a foot that is connected to the base plate. The widest diameter of the vessel is less than the diameter of a circle drawn through the feet of the legs. The one or more weighing device are mounted on the base plate and support the legs of the vessel.
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
C10G 11/18 - Craquage catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures avec catalyseurs solides mobiles préchauffés selon la technique du "lit fluidisé"
The invention includes an additive for maximizing production of olefins. The additive comprises a ZSM-5 molecular sieve, at least one inorganic oxide, and phosphorus oxide. The ZSM-5 molecular sieve has iron in the framework, and the additive comprises at least 0.5 weight percent iron, as measured as iron oxide, in the molecular sieve framework. The additive is useful for maximizing production of olefins in a FCC process
The invention includes an additive for maximizing production of olefins. The additive comprises a ZSM-5 molecular sieve, at least one inorganic oxide, and phosphorus oxide. The ZSM-5 molecular sieve has iron in the framework, and the additive comprises at least 0.5 weight percent iron, as measured as iron oxide, in the molecular sieve framework. The additive is useful for maximizing production of olefins in a FCC process
The invention includes a fluid catalytic cracking process that comprises reacting a hydrocarbon feedstock under catalytic cracking conditions in the presence of a FCC catalyst and an additive, wherein the additive comprises a ZSM-5 molecular sieve having iron in the framework, wherein the process increases production of propylene compared to a process without using the additive. The invention also includes an additive for maximizing production of olefins, which comprises a ZSM-5 molecular sieve having iron in the framework.
The invention includes a fluid catalytic cracking process that comprises reacting a hydrocarbon feedstock under catalytic cracking conditions in the presence of a FCC catalyst and an additive, wherein the additive comprises a ZSM-5 molecular sieve having iron in the framework, wherein the process increases production of propylene compared to a process without using the additive. The invention also includes an additive for maximizing production of olefins, which comprises a ZSM-5 molecular sieve having iron in the framework.
The invention includes an additive for maximizing production of olefins. The additive comprises a ZSM-5 molecular sieve, at least one inorganic oxide, and phosphorus oxide. The ZSM-5 molecular sieve has iron in the framework, and the additive comprises at least 0.5 weight percent iron, as measured as iron oxide, in the molecular sieve framework. The additive is useful for maximizing production of olefins in a FCC process.
The invention includes a fluid catalytic cracking process that comprises reacting a hydrocarbon feedstock under catalytic cracking conditions in the presence of a FCC catalyst and an additive, wherein the additive comprises a ZSM-5 molecular sieve having iron in the framework, wherein the process increases production of propylene compared to a process without using the additive. The invention also includes an additive for maximizing production of olefins, which comprises a ZSM-5 molecular sieve having iron in the framework.
The invention includes a metal trapping additive that comprises calcium, boron and magnesia-alumina. The invention also includes a process for the catalytic cracking of feedstock comprising contacting the feedstock under catalytic cracking conditions with a FCC catalyst and the metal trapping additive.
B01J 23/00 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe
B01J 23/02 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe des métaux alcalins ou alcalino-terreux ou du béryllium
C10G 11/05 - Alumino-silicates cristallins, p. ex. tamis moléculaires
C10G 11/18 - Craquage catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures avec catalyseurs solides mobiles préchauffés selon la technique du "lit fluidisé"
C10G 25/00 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, au moyen d'absorbants ou d'adsorbants solides
B01J 20/12 - Argiles d'origine naturelle ou terres décolorantes
The invention includes a metal trapping additive that comprises calcium, boron and magnesia-alumina. The invention also includes a process for the catalytic cracking of feedstock comprising contacting the feedstock under catalytic cracking conditions with a FCC catalyst and the metal trapping additive.
An addition system for introducing particulate material into an industrial process is disclosed. The addition system comprises a vessel for holding the particulate material, wherein the vessel has a top and a bottom; one or more weighing devices; a controller for controlling operation of the addition system; a base plate to support the vessel and optionally the controller; and three or more legs, each leg having an uppermost section that connects to the vessel and a foot that is connected to the base plate. The widest diameter of the vessel is less than the diameter of a circle drawn through the feet of the legs. The one or more weighing device are mounted on the base plate and support the legs of the vessel.
An addition system for introducing particulate material into an industrial process is disclosed. The addition system comprises a vessel for holding the particulate material, wherein the vessel has a top and a bottom; one or more weighing devices; a controller for controlling operation of the addition system; a base plate to support the vessel and optionally the controller; and three or more legs, each leg having an uppermost section that connects to the vessel and a foot that is connected to the base plate. The widest diameter of the vessel is less than the diameter of a circle drawn through the feet of the legs. The one or more weighing device are mounted on the base plate and support the legs of the vessel.
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
G01G 13/04 - Moyens pour charger automatiquement des plateaux de pesée ou d'autres récipients, p. ex. récipients à jeter après usage, l'opération étant commandée par le mécanisme de pesée comportant des moyens de remplissage au goutte à goutte commandés par le mécanisme de pesée, permettant de remplir complètement le récipient au poids voulu
A withdrawal system for withdrawing particulate matter from a high-temperature unit of a high-temperature industrial process is disclosed. The withdrawal system comprises a material storage silo that comprises a vent line containing a first vent valve, one or more temperature sensors to measure temperature of the particulate matter in the material transfer line, and a controller that receives output measurements from the one or more temperature sensors to monitor and control flow of the particulate matter. The system does not contain a receiving vessel located in the material transfer line between the high-temperature unit and the material storage silo.
A withdrawal system for withdrawing particulate matter from a high-temperature industrial process or withdrawing material from a cryogenic process such as a pharmaceutical manufacturing process is disclosed. The withdrawal system comprises a heat exchanger comprising an inlet end and an outlet end, a first collection vessel and a second collection vessel, a conduit from the outlet end of the heat exchanger to the first collection vessel and the second collection vessel. The conduit comprises a first valve that controls flow of particulate material into the first collection vessel and a second valve that controls flow of particulate material into the second collection vessel. When the first valve is open allowing flow of particulate material into the first collection vessel, the second valve is closed; and when the second valve is open allowing flow of particulate material into the second collection vessel, the first valve is closed.
A heat exchanger for cooling particulate matter from a high-temperature industrial process or warming material from a cryogenic process is disclosed. The heat exchanger comprises a structure comprising a rectangular frame, piping that is supported by the rectangular frame and completes at least one circumference around the rectangular frame, and a fan. The piping is supported to the frame on a series of moving supports. The piping comprises an inlet end and an outlet end, and the piping contains external cooling fins. The structure is sealed except for where the finned piping is located.
F28F 9/00 - CartersBoîtes de distributionSupports auxiliaires pour les élémentsÉléments auxiliaires dans les carters
F28F 9/013 - Supports auxiliaires pour les éléments pour les tubes ou les assemblages de tubes
F28D 1/04 - Appareils échangeurs de chaleur comportant des ensembles de canalisations fixes pour une seule des sources de potentiel calorifique, les deux sources étant en contact chacune avec un côté de la paroi de la canalisation, dans lesquels l'autre source de potentiel calorifique est une grande masse de fluide, p. ex. radiateurs domestiques ou de moteur de voiture avec des canalisations d'échange de chaleur immergées dans la masse du fluide avec canalisations tubulaires
F28D 21/00 - Appareils échangeurs de chaleur non couverts par l'un des groupes
An addition system for introducing particulate material into an industrial process is disclosed. The addition system comprises a vessel for holding the particulate material, a weighing device, piping, a controller, and a frame to support the piping. The piping comprises a first valve for transferring the particulate material to the industrial process, and a second valve for transferring a first stream of pressurized gas from a source of pressurized gas to the vessel. The vessel comprises a filling nozzle located on the top of the vessel.
C10G 11/18 - Craquage catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures avec catalyseurs solides mobiles préchauffés selon la technique du "lit fluidisé"
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
An addition system for introducing particulate material into an industrial process is disclosed. The addition system comprises a vessel for holding the particulate material, a weighing device, piping, a controller, and a frame to support the piping. The piping comprises a first valve for transferring the particulate material to the industrial process, and a second valve for transferring a first stream of pressurized gas from a source of pressurized gas to the vessel. The vessel comprises a filling nozzle located on the top of the vessel.
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
G01F 11/00 - Appareils qu'il faut actionner de l'extérieur, adaptés à chaque opération répétée et identique, pour mesurer et séparer le volume prédéterminé d'un fluide ou d'un matériau solide fluent à partir d'une alimentation ou d'un récipient sans tenir compte du poids, et pour fournir ce volume
G01G 17/04 - Appareils ou méthodes pour peser un produit ayant une forme ou des propriétés particulières pour peser des fluides, p. ex. des gaz, des produits pâteux
B67C 11/04 - Entonnoirs, p. ex. pour liquides avec soupapes d'évacuation non automatiques
B65G 65/23 - Dispositifs pour basculer et vider les réceptacles
C10G 11/18 - Craquage catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures avec catalyseurs solides mobiles préchauffés selon la technique du "lit fluidisé"
An addition system for introducing particulate material into an industrial process is disclosed. The addition system comprises a vessel for holding the particulate material, a weighing device, piping, a controller, and a frame to support the piping. The piping comprises a first valve for transferring the particulate material to the industrial process, and a second valve for transferring a first stream of pressurized gas from a source of pressurized gas to the vessel. The vessel comprises a quick-release hatch located on the top of the vessel.
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
B65B 1/32 - Dispositifs ou procédés pour régler ou déterminer la quantité ou la qualité du matériau fourni ou chargé par pesage
B65B 1/06 - Procédés ou moyens pour remplir les réceptacles ou les récipients avec le matériau par pesanteur
G01G 11/08 - Appareils pour peser au passage un produit dont l'écoulement est continuAppareils de pesée pour bande transporteuse ayant des moyens pour contrôler le taux de remplissage ou de vidange
G01G 13/10 - Moyens pour charger automatiquement des plateaux de pesée ou d'autres récipients, p. ex. récipients à jeter après usage, l'opération étant commandée par le mécanisme de pesée comportant des moyens de remplissage au goutte à goutte commandés par le mécanisme de pesée, permettant de remplir complètement le récipient au poids voulu dans lesquels le remplissage principal est assuré par des moyens de transport pneumatiques, p. ex. remplissage par coulée d'un produit granulaire
B01J 8/02 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes
B65B 69/00 - Déballage des objets ou matériaux non prévu ailleurs
G01G 21/22 - Plateaux de pesée ou autres récipients de peséePlates-formes de pesée
G01G 13/02 - Moyens pour charger automatiquement des plateaux de pesée ou d'autres récipients, p. ex. récipients à jeter après usage, l'opération étant commandée par le mécanisme de pesée
20.
SYSTEM AND PROCESS FOR ADDING MATERIAL TO ONE OR MORE UNITS
An addition system for introducing particulate material into an industrial process is disclosed. The addition system comprises a vessel for holding the particulate material, a weighing device, piping, a controller, and a frame to support the piping. The piping comprises a first valve for transferring the particulate material to the industrial process, and a second valve for transferring a first stream of pressurized gas from a source of pressurized gas to the vessel. The vessel comprises a quick-release hatch located on the top of the vessel.
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
B01J 8/02 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes
21.
PROCESS FOR REACTIVATING AN IRON-CONTAMINATED FCC CATALYST
A process for reactivating an iron-contaminated FCC catalyst is disclosed. The process comprises contacting the iron-contaminated FCC catalyst with an iron transfer agent. The iron transfer agent comprises a magnesia-alumina hydrotalcite material that contains a modifier selected from the group consisting of calcium, manganese, lanthanum, iron, zinc, or phosphate.
C10G 11/18 - Craquage catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures avec catalyseurs solides mobiles préchauffés selon la technique du "lit fluidisé"
The invention includes a process for reducing the amount of HCN discharged to atmosphere from a FCC unit, having a regenerator and a means for collecting and supporting catalyst particles. The process comprises adding a catalyst to the regenerator flue gas prior to entering the collecting means and precipitating the catalyst in the collecting means to form a catalyst bed. Ammonia or ammonia precursor is optionally added to the flue gas. The flue gas HCN is reacted in the presence of water and oxygen in the flue gas, and optional ammonia or ammonia precursor, at 200°C to 800°C in the presence of the catalyst bed to reduce the HCN amount, and the flue gas containing a reduced amount of HCN is discharged to atmosphere. The catalyst is one or more supported transition or lanthanide metal catalysts. The process can also be utilized in any combustion process.
The invention includes a process for reducing the amount of HCN discharged to atmosphere from a FCC unit, having a regenerator and a means for collecting and supporting catalyst particles. The process comprises adding a catalyst to the regenerator flue gas prior to entering the collecting means and precipitating the catalyst in the collecting means to form a catalyst bed. Ammonia or ammonia precursor is optionally added to the flue gas. The flue gas HCN is reacted in the presence of water and oxygen in the flue gas, and optional ammonia or ammonia precursor, at 200° C. to 800° C. in the presence of the catalyst bed to reduce the HCN amount, and the flue gas containing a reduced amount of HCN is discharged to atmosphere. The catalyst is one or more supported transition or lanthanide metal catalysts. The process can also be utilized in any combustion process.
Collection enhanced materials, flue gas additives, and methods of making the enhanced materials and flue gas additives are provided. In one embodiment, a down stream addition system configured to control material passing through a metering device from a vessel to a gaseous exhaust path extending between a unit and an exhaust flue of the unit is provided. In alternative embodiments, methods are provided for introducing at least one of a flue gas additive and a collection enhanced material to a gaseous exhaust stream exiting a unit; exposing and removing at least a portion of at least one a of flue gas additive and a collection enhanced material from a gaseous exhaust stream exiting a unit prior to entering an exhaust flue; and recycling at least a portion of material removed a from a gaseous exhaust stream exiting a unit back to the gaseous exhaust stream without passing through the unit.
x is discharged to atmosphere. The catalyst is one or more supported transition or lanthanide metal catalysts. The process can also be utilized in any combustion process.
The invention includes a process for reducing the amount of NOx discharged to atmosphere from a FCC unit, having a regenerator and a means for collecting and supporting catalyst particles. The process comprises adding a catalyst to the regenerator flue gas prior to entering the collecting means and precipitating the catalyst in the collecting means to form a catalyst bed. Ammonia or ammonia precursor is added to the flue gas prior to and/or within the collecting means. The flue gas NOx is reacted with the ammonia or ammonia precursor at 200°C to 800°C in the presence of the catalyst bed to reduce the ΝΟχ amount, and the flue gas containing a reduced amount of NOx is discharged to atmosphere. The catalyst is one or more supported transition or lanthanide metal catalysts. The process can also be utilized in any combustion process.
C10G 11/18 - Craquage catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures avec catalyseurs solides mobiles préchauffés selon la technique du "lit fluidisé"
Collection enhanced materials, flue gas additives, and methods of making the enhanced materials and flue gas additives are provided. In one embodiment, a down stream addition system configured to control material passing through a metering device from a vessel to a gaseous exhaust path extending between a unit and an exhaust flue of the unit is provided. In alternative embodiments, methods are provided for introducing at least one of a flue gas additive and a collection enhanced material to a gaseous exhaust stream exiting a unit; exposing and removing at least a portion of at least one a of flue gas additive and a collection enhanced material from a gaseous exhaust stream exiting a unit prior to entering an exhaust flue; and recycling at least a portion of material removed a from a gaseous exhaust stream exiting a unit back to the gaseous exhaust stream without passing through the unit.
Material withdrawal apparatus, methods, and systems of regulating material inventory in one or more units are provided. A material withdrawal apparatus includes a heat exchanger and transport medium junction configured to provide transport medium to transport the withdrawn material from the unit to the heat exchanger. Another material withdrawal apparatus includes a heat exchanger and shock coolant junction configured to provide shock coolant to the material withdrawn from the unit. Another material withdrawal apparatus includes a heat exchanger, shock coolant junction, and transport medium junction. Another embodiment of a material withdrawal apparatus includes a vessel and shock coolant junction. Another material withdrawal apparatus includes a vessel and transport medium junction. The vessel includes a wall, liner with heat insulating refractory material, fill port, and a discharge port. Other embodiments provide methods of withdrawing or regulating material in a unit and systems coupled to a material withdrawal apparatus.
B01J 19/00 - Procédés chimiques, physiques ou physico-chimiques en généralAppareils appropriés
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
B01J 8/02 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes
B01J 35/02 - Catalyseurs caractérisés par leur forme ou leurs propriétés physiques, en général solides
B01J 19/24 - Réacteurs fixes sans élément interne mobile
F27B 15/00 - Fours à lit fluidiséAutres fours utilisant ou traitant des matières finement divisées en dispersion
F28F 27/00 - Commandes ou dispositifs de sécurité spécialement adaptés pour les appareils d'échange ou de transfert de chaleur
30.
Material withdrawal apparatus and methods of regulating material inventory in one or more units
Material withdrawal apparatus and methods and systems of regulating material inventory in one or more units are provided. A material withdrawal apparatus includes a heat exchanger and a sensor. The heat exchanger includes a material inlet, material outlet, cooling fluid inlet, and cooling fluid outlet. The material inlet is coupled to the unit and the sensor is coupled to the heat exchanger to provide a metric indicative of the temperature at the material inlet; material outlet; cooling fluid inlet and cooling fluid outlet. Another embodiment of a material withdrawal apparatus includes a vessel having an outer wall, liner, fill port, and a discharge port. The liner at least partially covers the inner surface of the outer wall. The fill port and discharge port are defined in the vessel and the fill port is configured to receive withdrawn material from at least a unit. Other embodiments provide methods of withdrawing or regulating material in a unit.
Catalyst withdrawal apparatuses and methods for regulating catalyst inventory in one or more units are provided. In one embodiment, a catalyst withdrawal apparatus for removing catalyst from a FCC unit includes a vessel coupled to a flow control circuit. Another embodiment of a catalyst withdrawal apparatus includes a vessel, a delivery line, and control valve. The control valve is configured to control the amount of gas to the delivery line and entrained with the catalyst. Another embodiment of catalyst withdrawal apparatus includes a vessel coupled to a heat exchanger. The heat exchanger includes a first conduit; a housing confining a coolant volume around a portion of the first conduit; and a sliding seal sealing the housing to the first conduit in manner that allows longitudinal expansion. A fluid catalyst cracking system coupled to a catalyst withdrawal apparatus and method for withdrawing catalyst from a unit are also disclosed.
B01J 19/00 - Procédés chimiques, physiques ou physico-chimiques en généralAppareils appropriés
F27B 15/14 - Aménagement des dispositifs de chauffage
F27B 15/08 - Aménagement des dispositifs de chargement
F27B 15/00 - Fours à lit fluidiséAutres fours utilisant ou traitant des matières finement divisées en dispersion
F28F 27/00 - Commandes ou dispositifs de sécurité spécialement adaptés pour les appareils d'échange ou de transfert de chaleur
G05B 1/00 - Éléments de comparaison, c.-à-d. éléments pour effectuer la comparaison directement ou indirectement entre une valeur désirée et des valeurs existantes ou prévues
Material delivery systems, methods of delivering material and methods of calibrating such systems and methods are disclosed. The material delivery system includes a delivery vessel, a load cell, and automated weight calibration device. The delivery vessel has at least an outlet adapted for coupling to an unit. The load cell is configured to provide a metric indicative of an amount of material in the delivery vessel. The automated weight calibration device is configured to impart a known force onto the at least one load cell. A method includes delivering material to a unit and determining how much material is delivered by a change in weight of a delivery vessel, wherein the delivery vessel comprises a load cell; applying a known calibration force to the load cell; and comparing a metric from the load cell of the known calibration with an expected metric.
G01G 19/56 - Appareils de pesée combinés avec d'autres objets, p. ex. avec de l'ameublement combinés avec des poignées d'outils ou des ustensiles de ménage
An addition apparatus, a fluid catalytic cracking (FCC) system having an addition apparatus, and a method for adding material to an FCC unit are provided. In one embodiment, an addition system having the capability of interfacing with a material container is provided that allows the addition system to obtain information relating material held in the container. In one embodiment, at least some of the information is contained on a tag affixed to the container. Other information may be retrieved and/or sent to the addition system controller from a remote data source, such as a catalyst supplier.
G05B 1/00 - Éléments de comparaison, c.-à-d. éléments pour effectuer la comparaison directement ou indirectement entre une valeur désirée et des valeurs existantes ou prévues
B01J 19/00 - Procédés chimiques, physiques ou physico-chimiques en généralAppareils appropriés
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
B01J 10/00 - Procédés chimiques généraux faisant réagir un liquide avec des milieux gazeux autrement qu'en présence de particules solidesAppareillage spécialement adapté à cet effet
B01J 8/08 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules mobiles
G01N 1/00 - ÉchantillonnagePréparation des éprouvettes pour la recherche
A61L 2/24 - Appareils utilisant des opérations programmées ou automatiques
F16K 31/00 - Moyens de fonctionnementDispositifs de retour à la position de repos
F27B 15/00 - Fours à lit fluidiséAutres fours utilisant ou traitant des matières finement divisées en dispersion
C10G 35/10 - Réformage catalytique avec des catalyseurs mobiles
A method for adding material to an FCC unit is provided. In one embodiment, a method for adding material to an FCC unit includes providing a first vessel under low pressure containing a first material, moving the material through a first eductor to the FCC unit, and determining an amount of material moved dispensed from the vessel through the eductor.
An addition apparatus, a fluid catalytic cracking (FCC) system having an addition apparatus, and a method for adding material to an FCC unit are provided. In one embodiment, an addition system for an FCC unit includes a container, a first eductor and a sensor. The eductor is coupled to an outlet of the container. The sensor is configured to detect a metric of material dispensed from the container through the eductor. A valve is provided for controlling the flow through the eductor. A controller provides a control signal for regulating an operational state of the valve. In another embodiment, an FCC system having an addition system is provided. In yet another embodiment, a method for adding material to an FCC unit is provided.
F27B 15/08 - Aménagement des dispositifs de chargement
F01N 3/20 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement caractérisés par les méthodes d'opérationCommande spécialement adaptés à la conversion catalytique
A catalyst withdrawal apparatus and method for regulating catalyst inventory in a fluid catalytic cracking catalyst (FCC) unit is provided. In one embodiment, a catalyst withdrawal apparatus for removing catalyst from a FCC unit includes a pressure vessel having a metering device coupled to a fill port. A heat dissipater is located adjacent the metering device and is adapted to cool catalyst entering the pressure vessel. A sensor is coupled to the pressure vessel arranged to provide a metric indicative of catalyst entering the pressure vessel through the metering device. In another embodiment, a method for regulating catalyst inventory in a FCC unit includes the steps of determining a change of catalyst present in a FCC unit, withdrawing catalyst from the FCC unit into an isolatable storage vessel coupled to the FCC unit, measuring the amount of catalyst disposed in the storage vessel, and removing the measured catalyst from the storage vessel.
An apparatus and method for loading catalyst to a fluid catalyst cracking unit are provided. In one embodiment, apparatus for loading catalyst to a fluid catalyst cracking unit includes a vessel disposed in a transportable housing. A plurality of catalyst storage regions are associated with the vessel. A metering device is interfaced with the vessel and configured to provide a metric indicative of an amount of catalyst provided from a selected one of the catalyst storage regions.
F27B 15/08 - Aménagement des dispositifs de chargement
B01J 8/08 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules mobiles
The present invention is directed to methods for mitigating the deleterious effect of at least one metal on an FCC catalyst. This objective is achieved by using a mixed metal oxide compound comprising magnesium and aluminum, that has not been derived from a hydrotalcite compound, and having an X-ray diffraction pattern displaying at least a reflection at a two theta peak position at about 43 degrees and about 62 degrees, wherein the ratio of magnesium to aluminum in the compound is from about 0.6:1 to about 10:1. In one embodiment, the ratio of magnesium to aluminum in the compound is from about 1:1 to about 6:1. In one embodiment, the ratio of magnesium to aluminum in the compound is from about 1.5:1 to about 10:1. In another embodiment, the invention is directed to methods wherein the ratio of magnesium to aluminum in the compound is from about 1.5:1 to about 6:1.
A method for monitoring a FCC catalyst injection system is provided. In one embodiment of the invention, the method includes automatically updating a catalyst available inventory information in a digital memory device in response to a catalyst usage event. A sufficiency of the updated catalyst available inventory is automatically determined. A re-supply action is then taken in response to a determination of insufficient catalyst available inventory. The method is repeated for each catalyst usage event.
G06F 9/06 - Dispositions pour la commande par programme, p. ex. unités de commande utilisant des programmes stockés, c.-à-d. utilisant un moyen de stockage interne à l'équipement de traitement de données pour recevoir ou conserver les programmes
G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur
G06F 3/023 - Dispositions pour convertir sous une forme codée des éléments d'information discrets, p. ex. dispositions pour interpréter des codes générés par le clavier comme codes alphanumériques, comme codes d'opérande ou comme codes d'instruction
G06F 5/12 - Moyens de contrôle de niveau de remplissageMoyens de résolution des conflits d'utilisation, c.-à-d. des conflits entre des opérations simultanées de mise en file d'attente et de retrait de file d'attente
40.
Gasoline sulfur reduction using hydrotalcite like compounds
The present invention describes novel methods for reducing sulfur in gasoline with hydrotalcite like compound additives, calcined hydrotalcite like compounds, and/or mixed metal oxide solution solutions. The additives can optionally further comprise one or more metallic oxidants and/or supports. The invention is also directed to methods for reducing gasoline sulfur comprising contacting a catalytic cracking feedstock with a mixed metal oxide compound comprising magnesium and aluminum and having an X-ray diffraction pattern displaying a reflection at least at a two theta peak position at about 43 degrees and about 62 degrees, wherein the ratio of magnesium to aluminum in the compound is from about 1:1 to about 10:1.
A mobile fluid cracking catalyst injection system and a method of controlling a fluid catalyst cracking process is provided. In one embodiment, a mobile fluid catalyst cracking system includes a transportable platform, a catalyst reservoir coupled to the platform and a flow control device coupled to an outlet of the reservoir and adapted to control the flow of catalyst from the reservoir to a fluid catalyst cracking unit (FCCU).
