CPC Subgroup
B01F 25/4521 Full Title
Flow mixers; Mixers for falling materials, e.g. solid particles (centrifugal mixers B04) > Static mixers (colloid-mills B02C; mixing valves F16K11/00) > Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads (B01F25/44 takes precedence) > characterised by elements provided with orifices or interstitial spaces
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
- 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