C25C

PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS

APPARATUS THEREFOR

In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.

C25C1/00

Electrolytic production, recovery or refining of metals by electrolysis of solutions C25C5/00 takes precedence

C25C1/02

of light metals

C25C1/04

in mercury cathode cells

C25C1/06

or iron group metals, refractory metals or manganese

C25C1/08

of nickel or cobalt

C25C1/10

of chromium or manganese

C25C1/12

of copper

C25C1/14

of tin

C25C1/16

of zinc, cadmium or mercury

C25C1/18

of lead

C25C1/20

of noble metals

C25C1/22

of metals not provided for in groups C25C1/02 - C25C1/20

C25C1/24

Alloys obtained by cathodic reduction of all their ions

C25C3/00

Electrolytic production, recovery or refining of metals by electrolysis of melts C25C5/00 takes precedence

C25C3/02

of alkali or alkaline earth metals

C25C3/04

of magnesium

C25C3/06

of aluminium

C25C3/08

Cell construction, e.g. bottoms, walls, cathodes

C25C3/085

characterised by its non electrically conducting heat insulating parts

C25C3/10

External supporting frames or structures

C25C3/12

Anodes

C25C3/125

based on carbon

C25C3/14

Devices for feeding or crust breaking

C25C3/16

Electric current supply devices, e.g. bus bars

C25C3/18

Electrolytes

C25C3/20

Automatic control or regulation of cells controlling or regulating in general G05

C25C3/22

Collecting emitted gases

C25C3/24

Refining

C25C3/26

of titanium, zirconium, hafnium, tantalum or vanadium

C25C3/28

of titanium

C25C3/30

of manganese

C25C3/32

of chromium

C25C3/34

of metals not provided for in groups C25C3/02 - C25C3/32

C25C3/36

Alloys obtained by cathodic reduction of all their ions

C25C5/00

Electrolytic production, recovery or refining of metal powders or porous metal masses

C25C5/02

from solutions

C25C5/04

from melts

C25C7/00

Constructional parts, or assemblies thereof, of cells

Servicing or operating of cells for the production of aluminium C25C3/06 - C25C3/22

C25C7/002

of cells comprising at least an electrode made of particles C25C7/005, C25C7/02 - C25C7/06 take precedence

C25C7/005

of cells for the electrolysis of melts C25C7/02 - C25C7/06 take precedence

C25C7/007

of cells comprising at least a movable electrode C25C7/002, C25C7/02 - C25C7/06 take precedence

C25C7/02

Electrodes consumable anodes for the refining the metals C25C1/00 - C25C5/00

Connections thereof

C25C7/025

used in cells for the electrolysis of melts

C25C7/04

Diaphragms

Spacing elements

C25C7/06

Operating or servicing

C25C7/08

Separating of deposited metals from the cathode