DIFF Subgroup
B03C 1/24 with material carried by travelling fields
Introduced: September 1968
Full Title
Magnetic separation > acting directly on the substance being separated > with material carried by oscillating fields; with material carried by travelling fields, e.g. generated by stationary magnetic coils; Eddy-current separators, e.g. sliding ramp > with material carried by travelling fields
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 1995.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class B03,2013–2023, worldwide · Source: EPO PATSTAT
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY 535
- CENTRAL SOUTH UNIVERSITY 526
- KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 510
- OUTOTEC (FINLAND) FI 255
- GREE ELECTRIC APPLIANCES 231
- LG ELECTRONICS KR 214
- JIANGXI UNIVERSITY OF SCIENCE AND TECHNOLOGY 214
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 213
- SHANGHAI BIXIUFU ENTERPRISE MANAGEMENT COMPANY CN 208
- NORTHEASTERN UNIVERSITY 196
Top Applicants (CPC)
Class B03,2013–2023, worldwide · Source: EPO PATSTAT
- CENTRAL SOUTH UNIVERSITY 405
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY 310
- KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 303
- SHANGHAI BIXIUFU ENTERPRISE MANAGEMENT COMPANY CN 296
- OUTOTEC (FINLAND) FI 252
- LG ELECTRONICS KR 234
- CIDRA CORPORATE SERVICES US 232
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 218
- ADEY HOLDINGS (2008) GB 169
- FLSMIDTH DK 166