IPC Subgroup
C02F 103/16 from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
Introduced: January 2000
Last revised: January 2006
Full Title
Nature of the water, waste water, sewage or sludge to be treated > from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- Subclass:
- TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE