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CPC Subgroup
B01F 25/90

with moving or vibrating means, e.g. stirrers, for enhancing the mixing

Full Title

Flow mixers; Mixers for falling materials, e.g. solid particles (centrifugal mixers B04) > Falling particle mixers, e.g. with repeated agitation along a vertical axis > with moving or vibrating means, e.g. stirrers, for enhancing the mixing

1 direct subcode

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class B01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 10,345
  2. CHINESE ACADEMY OF SCIENCES 8,352
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,134
  4. LG CHEM KR 4,290
  5. SAUDI ARABIAN OIL COMPANY SA 3,444
  6. IFPEN (IFP ENERGIES NOUVELLES) FR 3,417
  7. DOW GLOBAL TECHNOLOGIES US 3,195
  8. MANN + HUMMEL DE 2,822
  9. JOHNSON MATTHEY GB 2,802
  10. UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,737