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PCE
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CPC Subgroup
B01F 31/31

using receptacles with deformable parts, e.g. membranes, to which a motion is imparted

Full Title

Mixers with shaking, oscillating, or vibrating mechanisms > comprising a receptacle to only a part of which the shaking, oscillating, or vibrating movement is imparted > using receptacles with deformable parts, e.g. membranes, to which a motion is imparted

2 direct subcodes

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