Patents for C25C 3 - Electrolytic production, recovery or refining of metals by electrolysis of melts (10,924)
05/1985
05/21/1985US4518475 Apparatus for metal production by electrolysis of a molten electrolyte
05/21/1985US4518426 Magnesium chloride decomposition, titanium tetrachloride-magnesiumreaction
05/08/1985EP0139699A1 Anode assembly for molten salt electrolysis
05/07/1985US4514873 Equipment for cleaning remnants of carbon blocks
05/02/1985EP0139087A1 Cermet electrode composition
04/1985
04/30/1985US4514269 Metal production by electrolysis of a molten electrolyte
04/30/1985US4514268 Electrolytic Al production with reaction sintered cermet component
04/30/1985CA1186281A1 Electrolytic reduction cells
04/23/1985US4512695 Apparatus for separating electrolysis bath residues on precalcined anodes
04/17/1985EP0137131A1 Process and apparatus for the cleaning of anode residues used in igneous electrolysis
04/16/1985US4511449 Cathode for a fused salt reduction cell
04/10/1985EP0136969A1 Cell for the electrolytic refining of aluminium
04/09/1985US4510033 Crust breakers-minimal dust and noise generation
04/09/1985US4510029 Electrolysisd of magnesium chloride in a bipolar cell
04/03/1985EP0135535A1 Low energy aluminum reduction cell with induced bath flow.
04/03/1985EP0135516A1 Control method and device for a feeding or crust breaking device.
03/1985
03/27/1985EP0134797A1 Refractory hard metal containing tiles for aluminum cell cathodes.
03/26/1985US4507182 Metal chloride electrolytes, reduction
03/19/1985US4505796 Baffles to stabilize interface
03/19/1985US4505787 Process for production of a carbide by-product with microwave energy and aluminum by electrolysis
03/14/1985WO1985001044A1 Boride-alumina composite
03/12/1985US4504369 Method to improve the performance of non-consumable anodes in the electrolysis of metal
03/12/1985US4504366 Support member and electrolytic method
02/1985
02/26/1985US4501599 Injecting fine alumina particles
02/26/1985US4501044 Apparatus for cleaning components used in electrolytic smelting
02/19/1985US4500643 Shaped refractory metal boride articles and method of making them
02/19/1985US4500406 Densifying compact of nickel-iron alloy and nickel or iron oxide
02/19/1985US4500401 Aluminum production
02/13/1985EP0132647A2 Lining for an electrolytic cell for the production of aluminium
02/12/1985US4498966 Alumina reduction cell
02/12/1985US4498818 Device for batch feeding of a fluidizable particulate material
01/1985
01/29/1985CA1181792A1 Apparatus for fusion electrolysis and electrode therefor
01/29/1985CA1181791A1 Apparatus for fusion electrolysis and electrode therefor
01/29/1985CA1181716A1 Low density particulate carbon electrode for reduction of aluminum compound
01/29/1985CA1181616A1 Inert electrode compositions
01/23/1985EP0132031A1 Aluminium electrolytic reduction cell linings
01/23/1985EP0047246B1 Process and device for suppressing magnetic disturbances in electrolytic cells
01/22/1985US4495049 Consisting of a metal or an alloy, and a ceramic
01/22/1985US4495047 Transverse barriers used to reduce wave motion in electrolyte melt; aluminum production
01/22/1985US4495037 Method for electrolytically obtaining magnesium metal
01/08/1985US4492670 Process for manufacturing solid cathodes
01/02/1985CA1180179A Anode paste for use in soderberg-type electrolytic furnace for aluminium
01/01/1985US4491510 Monolithic composite electrode for molten salt electrolysis
01/01/1985US4491506 Process and apparatus for the continuous electrolytic treatment of a metal strip using horizontal electrodes
12/1984
12/27/1984CA1179975A Removable alumina spot feeding apparatus for aluminum producing electrolytic cells
12/27/1984CA1179965A Electrowinning metal by introducing electrolyte and carbonaceous solid into cell
12/25/1984US4490826 Method of resetting anode spike
12/25/1984US4490233 Process for thermally insulating precalcined anodes in electrolysis cells for the production of aluminum
12/19/1984EP0128165A1 Refractory products consisting of grains bound by carbonaceous rests and powdery metal silicon, and manufacturing method thereof.
12/18/1984US4488955 Sub-cathodic shield with deformable zones for Hall-Heroult electrolysis cells
12/18/1984CA1179638A1 Electrode for fusion electrolysis
12/18/1984CA1179633A1 Aluminum electrolysis cell lining
12/12/1984EP0127705A1 Electrolytic reduction cell
12/11/1984US4488117 Method of measuring backelectromotive forces of aluminum electrolysis cells
12/11/1984US4487677 Electrolytic recovery system for obtaining titanium metal from its ore
12/04/1984CA1178921A1 Control process and device for the anode level in aluminium producing electrolytic vats
11/1984
11/28/1984EP0126700A1 Sub-cathode shield comprising deformable areas for Hall-Héroult electrolytic pots
11/28/1984EP0126555A1 Electrolytic cell and method
11/27/1984US4484997 Coating, diffusion, heat treatment, solubility
11/22/1984WO1984004547A1 Cathode bar comprising a metal sole for hall-heroult electrolysis tanks
11/20/1984US4483935 Product for the activation of an electrolytic cell
11/20/1984US4483753 Electrolysis of magnesium chloride electrolyte
11/20/1984CA1178241A1 Arrangement of busbars for electrolytic reduction cells
11/13/1984CA1177780A1 Electrolytic reduction cells
11/13/1984CA1177775A1 Continuous process for preparing aluminium by carbochlorination of alunina and electrolysis of the resulting chloride
11/07/1984EP0124480A1 Electropneumatic drive system for a crust braking device, and method for its operation
11/06/1984US4481085 Apparatus and method for electrolysis of MgCl2
11/06/1984US4481052 Carbonaceous filler, thermosetting binder
11/06/1984US4480381 Aligning and locating apparatus
11/06/1984CA1177442A1 Process for changing aluminum reduction cells and production unit for carrying out said process
11/06/1984CA1177441A1 Electrolytic reduction cells
10/1984
10/31/1984EP0122925A1 Closed device with potential fluidization for conveying powdery materials.
10/30/1984US4479913 Carbvon block adhesives
10/23/1984US4478693 Inert electrode compositions
10/17/1984EP0122160A2 Composition suitable for inert electrode
10/17/1984EP0121954A1 Apparatus for the positioning and filling of protective sleeves on an anode block
10/16/1984US4477579 Aqueous alkaline coatings of zinc chloride and alumina to protect carbon anode in alumina electrolysis
10/10/1984EP0121476A2 Aluminum-resistant titanium diboride articles and method of making same
10/10/1984EP0120982A2 Non-consumable electrode, process of producing and use in producing aluminum
10/09/1984US4475993 Extraction of trace metals from fly ash
10/09/1984CA1175779A1 Electrolytic reduction cells
10/02/1984US4474613 Electrode for fusion electrolysis
10/02/1984US4474611 Production of aluminum
10/02/1984US4474610 Bus bar arrangement of electrolytic cells for producing aluminum
10/02/1984CA1175396A1 Device for accurately controlled feeding of a fine- grained, free-running particulate material
10/02/1984CA1175388A1 Cermet anode for electrowinning metals from fused salts
09/1984
09/27/1984WO1984003721A1 Anode assembly for molten salt electrolysis
09/25/1984US4473175 Device for accurately controlled feeding of a fine-grained, free-running particulate material
09/25/1984CA1175007A1 Aluminum electrolytic cell arrays and method of supplying electric power to the same
09/25/1984CA1175006A1 Arrangement of busbars for electrolytic cells
09/18/1984US4472258 Anode for molten salt electrolysis
09/18/1984CA1174635A1 Electrolytic cell with metal collecting above electrolyte and with heat exchanger
09/12/1984EP0118232A1 Methods of manufacturing dense high quality carbon products
09/11/1984EP0083654A4 Refractory hard material-carbon fiber cathode coatings for aluminum reduction cells.
09/05/1984EP0117842A1 Fixation of anode studs or spades in a carbon anode
09/05/1984EP0117761A2 Treatment of scrap lining material from aluminium reduction cells
09/05/1984EP0117366A2 Refractory lining material for electrolytic reduction cell for aluminium production and method of making the same
09/05/1984EP0117338A1 Method and apparatus for removing pollutants from aluminium plant emissions
09/05/1984EP0065534B1 Cathode for a melted electrolyte cell for the preparation of aluminum
09/05/1984EP0037398B1 Electrode composition