IPC Main Group
B02C 15/00 Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
Introduced: September 1968
Last revised: January 2006
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
Related Keywords
MULLERS for crushing or pulverising
8 direct subcodes
Child Classifications
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- B02C 15/02 Centrifugal pendulum-type mills
- B02C 15/04 Mills with pressed pendularly-mounted rollers, e.g. spring pressed
- B02C 15/06 Mills with rollers forced against the interior of a rotary ring, e.g. under spring action
- B02C 15/08 Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by a centrally arranged member
- B02C 15/1 Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by other means than a centrally-arranged member
- B02C 15/12 Mills with at least two discs and interposed balls or rollers mounted like ball or roller bearings
- B02C 15/14 Edge runners, e.g. Chile mills
- B02C 15/16 with milling members essentially having different peripheral speeds and in the form of a hollow cylinder or cone and an internal roller or cone
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