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CPC Main Group
B01F 31/00

Mixers with shaking, oscillating, or vibrating mechanisms

16 direct subcodes

Child Classifications

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  • B01F 31/10 with a mixing receptacle rotating alternately in opposite directions
  • B01F 31/29 Mixing by periodically deforming flexible tubular members through which the material is flowing
  • B01F 31/42 with pendulum stirrers, i.e. with stirrers suspended so as to oscillate about fixed points or axes
  • B01F 31/46 with an annular vibrating trough
  • B01F 31/50 with a receptacle submitted to a combination of movements, i.e. at least one vibratory or oscillatory movement
  • B01F 31/55 the materials to be mixed being contained in a flexible bag submitted to periodical deformation
  • B01F 31/60 with a vibrating receptacle (B01F31/10, B01F31/20, B01F31/50 take precedence)

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