Patents
Sitemap › C25 - Electrolytic or electrophoretic processes; Apparatus therefor › C25C - Processes for the electrolytic production, recovery or refining of metals; Apparatus therefor › C25C 7 - Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
Patents for C25C 7 - Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (6,884)
03/1981
03/24/1981US4257864 Portable silver recovery unit
03/24/1981CA1098075A1 Self stripping cathode
03/18/1981EP0025417A1 Crust-breaking device for an electrolytic furnace
03/18/1981EP0025360A1 Method and apparatus for cleaning electrodes
03/17/1981US4256557 Copper electrowinning and Cr+6 reduction in spent etchants using porous fixed bed coke electrodes
03/17/1981CA1097588A1 Flow control baffles for molten salt electrolysis
02/1981
02/17/1981US4251337 Electrodeposition of gold, silver, copper or manganese
02/03/1981US4248556 Method for smoothing the surface of bar material
02/03/1981CA1094891A1 Electrode coating method
01/1981
01/28/1981EP0022921A1 Regenerable, shape-stable electrode for use at high temperatures
01/27/1981US4247381 Metal pipe, ceramic protective pipe
01/20/1981CA1093797A1 Process and an apparatus for the continuous mechanical fabrication of starting sheets for the electrolytic refining of metals, especially copper
01/13/1981US4244795 Fluidized bed of metal particles acting as cathode
01/06/1981US4243503 Method and electrode with admixed fillers
01/06/1981US4243498 Nickel electrowinning using reduced nickel oxide as a fluidized cathode
01/06/1981CA1093008A1 Continuous detinning system
01/06/1981CA1093007A1 Cooling a chamber wall in a fused electrolytic salt bath
12/1980
12/30/1980US4242193 Layered membrane and processes utilizing same
12/30/1980US4242192 For recovering silver and other metals from wastes
12/23/1980US4240886 Extractive metallurgy
12/23/1980CA1092058A1 Potshell
12/23/1980CA1092056A1 Electrowinning cell with bagged anode
12/02/1980US4236991 Electrochemical cells
12/02/1980US4236978 Stable lead dioxide anode and method for production
11/1980
11/25/1980US4235697 Oxygen selective anode
11/25/1980US4235696 Mandrel for nickel rounds with a monolithic surface
11/25/1980CA1090284A1 Use of materials in molten salt electrolysis
11/18/1980CA1089797A1 Fibrous electrolytic bed for the recovery of mercury and other heavy metal ions
11/04/1980US4231853 Cathodic current conducting elements for use in aluminum reduction cells
10/1980
10/21/1980CA1088026A1 Stable electrode for electrochemical applications
10/21/1980CA1088023A1 Continuous production of iron by electrolysis of a ferrous electrolyte
10/15/1980EP0017085A1 Process and apparatus for electro-depositing metals, in particular copper
10/07/1980US4226695 Electrochemical processing system
10/07/1980US4226685 Electrolytic treatment of plating wastes
10/07/1980US4226684 Electric arc melting, hammering
10/07/1980CA1087131A1 Electrolytic removal of heavy metal ions from aqueous solutions
10/07/1980CA1087040A1 Chemical vapor deposition
10/01/1980EP0015943A1 Electrodes for electrolytic processes, especially metal electrowinning
09/1980
09/23/1980CA1086258A1 Machines for peeling electrodeposited metal plate off cathode base plate
09/23/1980CA1086254A1 Divided electrochemical cell with electrode of circulating particles
09/09/1980US4221641 Method of changing electrodes in a reduction cell
09/02/1980USRE30392 Wick-and-pool electrodes for electrochemical cell
08/1980
08/26/1980US4219401 Metal electrowinning feed cathode
08/26/1980US4219391 Electrolytic production of metal
08/26/1980CA1084445A1 Cathode starting blanks for metal deposition
08/20/1980EP0014596A1 Method for producing electrodes having mixed metal oxide catalyst coatings
08/12/1980WO1980001698A1 Symmetrisation process of the vertical magnetic field in igneous electrolysis cells located transversaly
08/12/1980US4217189 Method and apparatus for control of electrowinning of zinc
08/12/1980CA1083523A1 Process for the electrolysis of a molten charge using inconsumable bi-polar electrodes
08/05/1980US4216071 Semiconductor layer on electrode
08/05/1980CA1083081A1 Vertical electrolytic cells
07/1980
07/29/1980US4214964 Electrolytic process and apparatus for the recovery of metal values
07/29/1980US4214952 Anodizing, bubbling
07/22/1980US4213842 Capping board for electrolytic metal refining
07/22/1980CA1082131A1 Electrode for the electrolytic deposition of metals
07/15/1980US4212722 Apparatus for electrowinning metal from metal bearing solutions
07/08/1980US4211630 Electrolytic recovery of silver from photographic bleach-fix baths
07/08/1980CA1081160A1 Anodized steel cathode blanks
06/1980
06/24/1980US4209379 Cathode stripping system
06/24/1980CA1080154A1 Yttrium oxide electrodes and their uses
06/10/1980US4207153 Copper electrodeposition
06/10/1980US4207147 Electrode for the electrolytic deposition of metals
06/03/1980US4206263 Oxygen-resistant electroconductive carbon bodies
06/03/1980US4206020 Electrochemical process using a fluidized electrode
06/03/1980US4206016 Sodium ion conducting sodium borophosphate glass
06/03/1980CA1078601A1 Carbon electrodes having stabilized binders derived from the entire organic fraction of bituminous coal
05/1980
05/27/1980US4204922 Nonpolluting process
05/27/1980CA1078324A1 Method for producing regular electronickel or s nickel rounds from electroplating baths giving highly stressed deposits
05/20/1980US4203819 Electrolytic cell with flow detection means
05/20/1980CA1077888A1 Manganese dioxide electrodes
05/14/1980EP0010984A2 Layered membrane assembly and electrochemical processes and electrochemical cell utilizing same
05/14/1980EP0010786A1 Anode for the electrowinning or galvanic deposition of non-ferrous metals
05/13/1980US4202752 Cell with multiple anode-cathode chambers for fluid bed electrolysis
05/13/1980CA1077431A1 Method for producing electrolytic high purity lead using large sized electrodes
05/06/1980US4201653 Electrowinning cell with bagged anode
04/1980
04/22/1980CA1076061A1 Electrowinning method
04/15/1980US4198282 Replaceable cathode unit suitable as a module for building up of stable, non-deformable cathode systems in electrolyzers for the production of magnesium, and an electrolyzer with cathode units incorporated therein
04/15/1980CA1075635A1 Metals
04/08/1980US4197181 Recovering metal values
04/01/1980US4196059 Method for electrolysis of non-ferrous metal
04/01/1980CA1074527A1 Method and apparatus for casting anodes
03/1980
03/25/1980CA1074251A1 Electrowinning metal from chloride solution
03/25/1980CA1074250A1 Anodic deposition of manganese dioxide during electrowinning
03/18/1980CA1073856A1 Method of and apparatus for fabricating starting sheet assemblies for use in electrolytic refinement of metal
03/18/1980CA1073852A1 Apparatus for stripping electrodeposited metal from cathode sheets
03/18/1980CA1073851A1 Apparatus for polishing cathode plates for metal electrolytic refinery
03/11/1980US4192724 Method for electrolyzing molten metal chlorides
03/04/1980CA1072914A1 Electrical contact and method of making the same
03/04/1980CA1072728A1 Apparatus for shaping anodes
02/1980
02/26/1980US4190516 Cathode
02/26/1980CA1072493A2 Reusable integrated cathode unit
02/19/1980US4189358 Electrodeposition of ruthenium-iridium alloy
02/19/1980CA1072055A1 Electrolytic cell and circulating method for electrolyte
02/19/1980CA1072051A1 Circulating bed cell
02/19/1980CA1071812A1 Polishing apparatus for electrolysis mother plate
02/12/1980CA1071429A1 Method and apparatus for purification of aqueous zinc sulphate solution used in electrolytical production of zinc
02/05/1980US4187165 Sintered nickel impregnated with nickel molybdate
02/05/1980US4187155 Molten salt electrolysis
02/05/1980CA1071142A1 Cathode
01/1980
01/29/1980US4186074 Cathode for use in the electrolytic refining of copper
1 ... 56 57 58 59 60 61 62 63 64 65 66 67 68 69