CPC Subgroup Additional Only
B01J 2219/2423 Separation means, e.g. membrane inside the reactor
Full Title
Chemical, physical or physico-chemical processes in general; Their relevant apparatus > Stationary reactors without moving elements inside > Reactors comprising multiple separate flow channels > Monolithic-type reactors > Separation means, e.g. membrane inside the reactor
1 direct subcode
Child Classifications
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- B01J 2219/2424 Wall-flow filter, e.g. adjacent cells closed alternatively at their end to force the reactant stream through the walls of the monolith
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