IPC Subgroup
C05C 9/02 containing urea-formaldehyde condensates
Introduced: September 1968
Last revised: January 2006
Full Title
Fertilisers containing urea or urea compounds > containing urea-formaldehyde condensates
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- FERTILISERS; MANUFACTURE THEREOF
- Subclass:
- NITROGENOUS FERTILISERS