IPC Main Group
C02F 11/00 Treatment of sludge; Devices therefor
Introduced: January 1980
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- Subclass:
- TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Related Keywords
DISCHARGING of sludge from settling tanks
5 direct subcodes
Child Classifications
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- C02F 11/02 Biological treatment
- C02F 11/06 by oxidation
- C02F 11/1 by pyrolysis
- C02F 11/12 by de-watering, drying or thickening
- C02F 11/18 by thermal conditioning