IPC Subgroup
C08C 3/02 Purification
Introduced: July 1974
Last revised: January 2006
Full Title
Treatment of coagulated rubber > Purification
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- Subclass:
- TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS