IPC Main Group
C05F 15/00 Mixtures of fertilisers covered by more than one of main groups; Fertilisers from mixtures of starting materials, all the starting materials being covered by this subclass but not by the same main group
Introduced: January 1990
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- FERTILISERS; MANUFACTURE THEREOF
- Subclass:
- ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES , , e.g. FERTILISERS FROM WASTE OR REFUSE