Controlling the process

Full Title

Processes carried out in the presence of solid particles; Reactors therefor > Controlling the process

Filing statistics

CPC B01J 2208/00008 belongs to the parent subclass B01J, which recorded 375,224 patent applications worldwide between 2013 and 2023. Annual filings grew from 21,358 in 2013 to 35,413 in 2023 (+66%), peaking at 40,354 applications in 2020. 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

14 direct subcodes

Child Classifications

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B01J 2208/00017 Controlling the temperature
B01J 2208/00539 Pressure
B01J 2208/00548 Flow
B01J 2208/00575 Controlling the viscosity
B01J 2208/00584 Controlling the density
B01J 2208/00592 Controlling the pH
B01J 2208/00601 Controlling the conductivity
B01J 2208/0061 Controlling the level
B01J 2208/00619 Controlling the weight
B01J 2208/00628 Controlling the composition of the reactive mixture
B01J 2208/00654 by measures relating to the particulate material
B01J 2208/00716 Means for reactor start-up
B01J 2208/00725 Mathematical modelling
B01J 2208/00734 Controlling static charge

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