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DIFF Subgroup
B01F 27/1152

with separate elements other than discs fixed on the discs, e.g. vanes fixed on the discs

Introduced: January 2022

Full Title

Full titles differ between systems:

IPC:

Mixers with rotary stirring devices in fixed receptacles; Kneaders > Stirrers > characterised by the configuration of the stirrers > comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis > with separate elements other than discs fixed on the discs, e.g. vanes fixed on the discs

CPC:

Mixers with rotary stirring devices in fixed receptacles (magnetic mixers B01F33/45); Kneaders > Stirrers > characterised by the configuration of the stirrers > comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis > with separate elements other than discs fixed on the discs, e.g. vanes fixed on the discs

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class B01,2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 16,893
  2. CHINESE ACADEMY OF SCIENCES 11,733
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 3,898
  4. LG CHEM KR 3,367
  5. PETROCHINA COMPANY 3,224
  6. IFPEN (IFP ENERGIES NOUVELLES) FR 3,042
  7. ZHEJIANG UNIVERSITY 2,890
  8. MANN + HUMMEL DE 2,740
  9. JOHNSON MATTHEY GB 2,534
  10. SAUDI ARABIAN OIL COMPANY SA 2,527

Top Applicants (CPC)

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