IPC Subgroup
C02F 103/02 Non-contaminated water, e.g. for industrial water supply
Introduced: January 2000
Last revised: January 2006
Full Title
Nature of the water, waste water, sewage or sludge to be treated > Non-contaminated water, e.g. for industrial water supply
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- Subclass:
- TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
1 direct subcode
Child Classifications
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- C02F 103/04 for obtaining pure or ultra-pure water