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Search for IPC and CPC classification codes or keywords
CPC Subgroup
B03D 1/011

Full Title

Flotation (conditioning for flotation, general arrangement of plan B03B) > Flotation agents (conditioners B03B1/00) > Organic compounds > containing nitrogen

Top Applicants

Top 10 applicants by patent filingsfor 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