IPC Subgroup
B01B 1/04 by chemical means
Introduced: September 1968
Last revised: January 2006
Full Title
Boiling; Boiling apparatus for physical or chemical purposes > Preventing foaming > by chemical means
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- Subclass:
- BOILING; BOILING APPARATUS