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DIFF Main Group
B03B 5/00

Washing granular, powdered or lumpy materials; Wet separating (separating by pneumatic tables or by pneumatic jigs B03B4/00)

Introduced: July 1974

Title

Titles differ between systems:

IPC: Washing granular, powdered or lumpy materials; Wet separating

CPC: Washing granular, powdered or lumpy materials; Wet separating (separating by pneumatic tables or by pneumatic jigs B03B4/00)

Full Title

Full titles differ between systems:

IPC:

Washing granular, powdered or lumpy materials; Wet separating

CPC:

Washing granular, powdered or lumpy materials; Wet separating (separating by pneumatic tables or by pneumatic jigs B03B4/00)

IPC and CPC are identically structured here. All 6 subcodes exist in both systems.

3 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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  • B03B 5/60 by non-mechanical classifiers, e.g. slime tanks (hydraulic classifiers B03B5/62; water impulse classifiers B03B5/68) since 1974 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B03,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINA UNIVERSITY OF MINING AND TECHNOLOGY 535
  2. CENTRAL SOUTH UNIVERSITY 526
  3. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 510
  4. OUTOTEC (FINLAND) FI 255
  5. GREE ELECTRIC APPLIANCES 231
  6. LG ELECTRONICS KR 214
  7. JIANGXI UNIVERSITY OF SCIENCE AND TECHNOLOGY 214
  8. BASF (BADISCHE ANILIN & SODA FABRIK) DE 213
  9. SHANGHAI BIXIUFU ENTERPRISE MANAGEMENT COMPANY CN 208
  10. NORTHEASTERN UNIVERSITY 196

Top Applicants (CPC)

Class B03,2013–2023, worldwide · Source: EPO PATSTAT

  1. CENTRAL SOUTH UNIVERSITY 405
  2. CHINA UNIVERSITY OF MINING AND TECHNOLOGY 310
  3. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 303
  4. SHANGHAI BIXIUFU ENTERPRISE MANAGEMENT COMPANY CN 296
  5. OUTOTEC (FINLAND) FI 252
  6. LG ELECTRONICS KR 234
  7. CIDRA CORPORATE SERVICES US 232
  8. BASF (BADISCHE ANILIN & SODA FABRIK) DE 218
  9. ADEY HOLDINGS (2008) GB 169
  10. FLSMIDTH DK 166