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IPC6

SECTION C - CHEMISTRY; METALLURGY

PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR...

C25C

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C 25 C

PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR [2]

Electrolytic production, recovery or refining of metals by electrolysis of solutions (C 25 C 5/00 takes precedence) [2]

of light metals [2]

in mercury cathode cells [2]

of iron group metals, refractory metals or manganese [2]

of nickel or cobalt [2]

of chromium or manganese [2]

of zinc, cadmium or mercury [2]

of noble metals [2]

of metals not provided for in groups C 25 C 1/02 to C 25 C 1/20 [2]

Alloys obtained by cathodic reduction of all their ions [2]

Electrolytic production, recovery or refining of metals by electrolysis of melts (C 25 C 5/00 takes precedence) [2]

of alkali or alkaline earth metals [2]

of magnesium [2]

of aluminium [2]

Cell construction, e.g. bottoms, walls, cathodes [2]

External supporting frames or structures [2]

Devices for feeding or crust breaking [2]

Electric current supply devices, e.g. bus bars [2]

Electrolytes [2]

Automatic control or regulation of cells (controlling or regulating in general G 05) [2]

Collecting emitted gases [2]

of titanium, zirconium, hafnium, tantalum or vanadium [2]

of titanium [2]

of manganese [2]

of chromium [2]

of metals not provided for in groups C 25 C 3/02 to C 25 C 3/32 [2]

Alloys obtained by cathodic reduction of all their ions [2]

Electrolytic production, recovery or refining of metal powders or porous metal masses [2]

from solutions [2]

Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (for the production of aluminium C 25 C 3/06 to C 25 C 3/22) [2]

Electrodes (consumable anodes for the refining of metals C 25 C 1/00 to C 25 C 5/00); Connections thereof [2]

Diaphragms; Spacing elements [2]

Operating or servicing [2]

Separating of deposited metals from the cathode [2]