CPC Main Group Additional Only
B01J 2231/00 Catalytic reactions performed with catalysts classified in B01J31/00
8 direct subcodes
Child Classifications
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- B01J 2231/005 General concepts, e.g. reviews, relating to methods of using catalyst systems, the concept being defined by a common method or theory, e.g. microwave heating or multiple stereoselectivity
- B01J 2231/10 Polymerisation reactions involving at least dual use catalysts, e.g. for both oligomerisation and polymerisation
- B01J 2231/20 Olefin oligomerisation or telomerisation
- B01J 2231/30 Addition reactions at carbon centres, i.e. to either C-C or C-X multiple bonds
- B01J 2231/40 Substitution reactions at carbon centres, e.g. C-C or C-X, i.e. carbon-hetero atom, cross-coupling, C-H activation or ring-opening reactions
- B01J 2231/50 Redistribution or isomerisation reactions of C-C, C=C or C-C triple bonds
- B01J 2231/60 Reduction reactions, e.g. hydrogenation
- B01J 2231/70 Oxidation reactions, e.g. epoxidation, (di)hydroxylation, dehydrogenation and analogues
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