The invention relates to a cooling system for a mould, in particular a mould for vertical continuous casting, comprising at least one cooling unit (11), wherein the mould has a running surface (10) with an inner side and an outer side and the inner side of the running surface (10a) limits a continuous casting during operation, wherein the cooling unit (11) is designed to be moveably arranged on the mould and the cooling unit (11) has an adjusting element (13), wherein the cooling unit (11) is arranged on the mould in such a way that a gap (12) is formed between the cooling unit (11) and the outer side of the running surface (10) and the width of the gap (12) can be adjusted by the adjusting element (13).
A multi-chamber melting furnace for melting scrap of non-ferrous metals, in particular aluminum scrap, including a first shaft furnace with a shaft for charge material, in which impurities of the charge material can be removed, and at least one furnace chamber which is connected to the shaft of the first shaft furnace and has a first heat supply device, wherein at least one second shaft furnace with a shaft for charge material, in which shaft impurities of the charge material can be removed, the furnace chamber being connected to the shaft of the second shaft furnace and being arranged between the shafts in such a manner that the furnace chamber forms a main melting chamber in which the molten bath is located during operation.
F27B 1/02 - Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey
F27B 3/04 - Hearth-type furnaces, e.g. of reverberatory typeElectric arc furnaces of multiple-hearth typeHearth-type furnaces, e.g. of reverberatory typeElectric arc furnaces of multiple-chamber typeCombinations of hearth-type furnaces
F27B 3/06 - Hearth-type furnaces, e.g. of reverberatory typeElectric arc furnaces with movable working chambers or hearths, e.g. tiltable
The present invention relates to a batch furnace for annealing material comprising a furnace housing which has a closable loading opening, a receiving chamber for furnace material and a device for convective heat transfer to the furnace material by a heat transfer medium, wherein the device for convective heat transfer comprises at least one heating device and at least one fan which is arranged in the furnace housing wherein the receiving chamber is arranged on the suction side of the fan and at least one nozzle array is arranged on the pressure side of the fan, wherein the nozzle array has a central opening which forms an intake duct of the fan and the nozzle array projects radially beyond the fan. The invention further relates to a method for heat treatment of a furnace material.
C21D 9/00 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor
C22F 1/04 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
F27B 5/16 - Arrangements of air or gas supply devices
F27D 3/00 - ChargingDischargingManipulation of charge
5.
MULTI-CHAMBER MELTING FURNACE AND METHOD FOR MELTING NON-FERROUS SCRAP METAL
The invention relates to a multi-chamber melting furnace for melting scrap consisting of non-ferrous metals, in particular aluminium scrap, said furnace having a first shaft furnace (10) with a shaft (11) for charge material, in which shaft impurities can be removed from the charge material, and at least one furnace chamber (12) which is connected to the shaft (11) of the first shaft furnace (10) and has a first device (13) for supplying heat, characterised by at least one second shaft furnace (14) with a shaft (15) for charge material, in which shaft impurities can be removed from the charge material, wherein the furnace chamber (12) is connected to the shaft (15) of the second shaft furnace (14) and is arranged between the shafts (11, 15) such that the furnace chamber (12) forms a main melting chamber in which the melt bath is situated during operation.
F27B 3/04 - Hearth-type furnaces, e.g. of reverberatory typeElectric arc furnaces of multiple-hearth typeHearth-type furnaces, e.g. of reverberatory typeElectric arc furnaces of multiple-chamber typeCombinations of hearth-type furnaces
F27B 3/06 - Hearth-type furnaces, e.g. of reverberatory typeElectric arc furnaces with movable working chambers or hearths, e.g. tiltable
A batch furnace for annealing material, in particular a single chamber furnace or single coil furnace, with a furnace housing. The batch furnace has a closable charging opening, a receiving chamber for receiving furnace material, and a device for convective heat transfer onto the furnace material by a heat transfer medium. The batch furnace includes at least one fan, which is arranged in the furnace housing, at least one heating device for the heat transfer medium and/or at least one inlet for an externally heated heat transfer medium, wherein the heating device and/or the inlet is arranged directly in front of the intake side or directly behind the pressure side of the fan or circumferentially in an annular gap between the fan and the furnace housing, and a receiving chamber for the furnace material, which is arranged on the pressure side of the fan.
C21D 9/52 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for wiresHeat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for strips
The invention relates to a method for crushing a metal dross block and/or metal extension (10), wherein the metal dross block and/or metal extension (10) is at least partly cut using a cable saw (11).
A transporting apparatus for rolling ingots, having at least one travelling carriage, includes a tilting frame and a guide frame, wherein the tilting frame has at least one longitudinally displaceable transporting carriage with a rail section, which is intended for accommodating an ingot rest and, for the purpose of forming a rail extension, can be positioned collinearly in relation to a furnace rail, and the guide frame has at least one hook carriage, which can be moved essentially parallel to the transporting carriage and comprises at least one tiltable hook for engaging in the ingot rest.
B65G 25/00 - Conveyors comprising a cyclically-moving, e.g. reciprocating, carrier or impeller which is disengaged from the load during the return part of its movement
B21B 39/22 - Revolving, turning-over, or like manipulation of work by tipping, e.g. by lifting one side by levers or wedges
C21D 9/00 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor
The invention relates to a casting nozzle (10) for a casting wheel (30), said nozzle having at least one channel-type nozzle conduit (11, 11') which connects a nozzle inlet (14, 14') to a nozzle outlet (12, 12'), the nozzle inlet (14, 4') and nozzle outlet (12, 12') being aligned in the same direction (R1, R3), in particular vertically, and being laterally offset in relation to one another in the longitudinal direction of the channel-type nozzle conduit (11, 11'). The nozzle conduit (11, 11') has a base (15, 15') which, in the longitudinal cross-section of the casting nozzle (10), is inclined towards the nozzle outlet (12, 12'). The invention further relates to a casting wheel (30) comprising a rim part (31) and at least one casting nozzle. In addition, the invention relates to an assembly comprising a casting wheel (30) and a casting nozzle (10) that is arranged on an outer circumferential surface (32) of the rim part (31) of the casting wheel (30).
The invention relates to a transporting apparatus for rolling ingots (50), having at least one travelling carriage (1), which comprises a tilting frame (10) and a guide frame (20), wherein the tilting frame (10) comprises at least one longitudinally displaceable transporting carriage (11) with a rail section (12), which is intended for accommodating an ingot rest (40) and, for the purpose of forming a rail extension, can be positioned colinearly in relation to a furnace rail, and the guide frame (20) has at least one hook carriage (21), which can be moved essentially parallel to the transporting carriage (11) and comprises at least one tiltable hook (22) for engaging in the ingot rest (40). The invention also relates to the use of such a transporting apparatus and to a method for transporting rolling ingots.
B21B 39/22 - Revolving, turning-over, or like manipulation of work by tipping, e.g. by lifting one side by levers or wedges
B66C 17/04 - Overhead travelling cranes comprising one or more substantially-horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports with lifting beams, e.g. slewable beams, carrying load-engaging elements, e.g. magnets, hooks
C21D 9/00 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor
F27D 3/06 - Charging or discharging machines on travelling carriages
11.
MOULD FOR THE CONTINUOUS CASTING OF METAL, AND PROCESS FOR PRODUCING SUCH A MOULD
The invention relates to a mould (10) for the continuous casting of metal, comprising a cooled running surface (11) and a guide means (12) for molten metal comprising a refractory material, wherein the guide means (12) is disposed upstream of the running surface (11) in the direction of flow. The invention is distinguished in that the guide means (12) is radially prestressed.
The invention relates to a device for removing pigs from moulds (10) comprising a conveying means (11) for the moulds (10) and a restraining means (12) for the pigs located in the moulds (10). The invention is distinguished by the fact that the restraining means (12) is movable, at least in certain portions, substantially along a conveying path of the conveying means (11), wherein different speeds can be set between the restraining means (12) and the conveying means (11).
patents
