CPC Subgroup
B01F 25/80 Falling particle mixers, e.g. with repeated agitation along a vertical axis
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
5 direct subcodes
Child Classifications
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- B01F 25/82 uniting flows of material taken from different parts of a receptacle or from a set of different receptacles
- B01F 25/83 with receptacles provided with fixed guiding elements therein, e.g. baffles; Cross-mixers comprising crossing channels for guiding the falling particles
- B01F 25/85 wherein the particles fall onto a film that flows along the inner wall of a mixer
- B01F 25/90 with moving or vibrating means, e.g. stirrers, for enhancing the mixing
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