CPC Subgroup
B01F 27/051 characterised by their elements, materials or mechanical properties
Full Title
Mixers with rotary stirring devices in fixed receptacles (magnetic mixers B01F33/45); Kneaders > Stirrers > characterised by their elements, materials or mechanical properties
4 direct subcodes
Child Classifications
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- B01F 27/052 Stirrers with replaceable wearing elements; Wearing elements therefor
- B01F 27/053 characterised by their materials
- B01F 27/054 Deformable stirrers, e.g. deformed by a centrifugal force applied during operation
Top Applicants
Top 10 applicants by patent filingsfor class B01, 2013–2023, worldwide · Source: EPO PATSTAT
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 10,345
- CHINESE ACADEMY OF SCIENCES 8,352
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,134
- LG CHEM KR 4,290
- SAUDI ARABIAN OIL COMPANY SA 3,444
- IFPEN (IFP ENERGIES NOUVELLES) FR 3,417
- DOW GLOBAL TECHNOLOGIES US 3,195
- MANN + HUMMEL DE 2,822
- JOHNSON MATTHEY GB 2,802
- UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,737