IPC Subgroup
B02C 23/32 with return of oversize material to crushing or disintegrating zone
Introduced: July 1974
Last revised: January 2006
Full Title
Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in groups or not specially adapted to apparatus covered by one only of groups > Adding fluid, other than for crushing or disintegrating by fluid energy > Passing gas through crushing or disintegrating zone > with return of oversize material to crushing or disintegrating zone
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- Subclass:
- CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN