IPC Subgroup
B01D 19/04 by addition of chemical substances
Introduced: September 1968
Last revised: January 2006
Full Title
Degasification of liquids > Foam dispersion or prevention > by addition of chemical substances
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- Subclass:
- SEPARATION