IPC Subgroup
B29B 7/86 for working at sub- or superatmospheric pressure
Introduced: January 1985
Last revised: January 2006
Full Title
Mixing; Kneading > Component parts, details or accessories; Auxiliary operations > for working at sub- or superatmospheric pressure
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- Subclass:
- PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS