CPC Main Group
B01F 23/00 Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
Filing statistics
CPC B01F 23/00 belongs to the parent subclass B01F, which recorded 116,023 patent applications worldwide between 2013 and 2023. Annual filings grew from 5,784 in 2013 to 12,676 in 2023 (+119%), peaking at 16,395 applications in 2018. The most active applicants in class B01 are SINOPEC (CHINA PETROCHEMICAL CORPORATION) (10,345 applications), CHINESE ACADEMY OF SCIENCES (8,352 applications) and BASF (BADISCHE ANILIN & SODA FABRIK) (5,134 applications).
Source: EPO PATSTAT, worldwide filings
12 direct subcodes
Child Classifications
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- B01F 23/10 Mixing gases with gases
- B01F 23/20 Mixing gases with liquids
- B01F 23/30 Mixing gases with solids
- B01F 23/40 Mixing liquids with liquids; Emulsifying
- B01F 23/50 Mixing liquids with solids (displacing one liquid by another in dispersions of solids in liquids B01D12/00)
- B01F 23/60 Mixing solids with solids
- B01F 23/70 Pre-treatment of the materials to be mixed
- B01F 23/80 After-treatment of the mixture
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