CPC Subgroup Additional Only
B01J 2219/2461 Heat exchange aspects
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 > Plate-type reactors > Heat exchange aspects
4 direct subcodes
Child Classifications
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- B01J 2219/2462 the reactants being in indirect heat exchange with a non reacting heat exchange medium
- B01J 2219/2465 Two reactions in indirect heat exchange with each other
- B01J 2219/2466 The same reactant stream undergoing different reactions, endothermic or exothermic
- B01J 2219/2467 Additional heat exchange means, e.g. electric resistance heaters, coils
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