IPC Subgroup
B02C 4/22 specially adapted for milling paste-like material, e.g. paint, chocolate, colloids
Introduced: September 1968
Last revised: January 2006
Full Title
Crushing or disintegrating by roller mills > with a roller co-operating with a stationary member > in the form of a bar > specially adapted for milling paste-like material, e.g. paint, chocolate, colloids
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
Top Applicants
Top 10 applicants by patent filingsfor class B02, 2013–2023, worldwide · Source: EPO PATSTAT
- SANDVIK INTELLECTUAL PROPERTY SE 503
- THYSSENKRUPP INDUSTRIAL SOLUTIONS DE 498
- THYSSEN KRUPP DE 382
- ZHEJIANG ZHE KUANG HEAVY INDUSTRIES COMPANY 239
- FLSMIDTH DK 239
- ZAOZHUANG SNKSAN INTELLIGENT MACHINERY COMPANY 230
- KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 202
- METSO MINERALS FI 195
- BUEHLER CH 189
- ISEKI & CO 186