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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

  1. SANDVIK INTELLECTUAL PROPERTY SE 503
  2. THYSSENKRUPP INDUSTRIAL SOLUTIONS DE 498
  3. THYSSEN KRUPP DE 382
  4. ZHEJIANG ZHE KUANG HEAVY INDUSTRIES COMPANY 239
  5. FLSMIDTH DK 239
  6. ZAOZHUANG SNKSAN INTELLIGENT MACHINERY COMPANY 230
  7. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 202
  8. METSO MINERALS FI 195
  9. BUEHLER CH 189
  10. ISEKI & CO 186