CPC Subgroup
B01F 25/50 Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
Full Title
Flow mixers; Mixers for falling materials, e.g. solid particles (centrifugal mixers B04) > Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
4 direct subcodes
Child Classifications
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- B01F 25/51 in which the mixture is circulated through a set of tubes, e.g. with gradual introduction of a component into the circulating flow
- B01F 25/52 with a rotary stirrer in the recirculation tube
- B01F 25/53 in which the mixture is discharged from and reintroduced into a receptacle through a recirculation tube, into which an additional component is introduced
- B01F 25/54 provided with a pump inside the receptacle to recirculate the material within the receptacle
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