PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS

**Definition:** This place covers:

Electrolytic production or recovery (electrowinning) of metals and alloys from solutions or melts.

Electrorefining of metals and alloys in solutions or melts.

Constructional parts, cells or assemblies of cells for the electrolytic production, recovery or refining of metals or alloys.

Servicing or operating of cells for the electrolytic production, recovery or refining of metals or alloys.

**Limiting references (this place does not cover):** - Removing metallic impurities from waste water or sewage by electrolytic methods -> C02F1/461 - Inhibiting corrosion of metals by anodic or cathodic protection -> C23F13/00 - Single crystal growth -> C30B