CPC Subgroup
B01J 8/24 according to "fluidised-bed" technique (B01J8/20 takes precedence)
Full Title
Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes > with fluidised particles > according to "fluidised-bed" technique (B01J8/20 takes precedence)
10 direct subcodes
Child Classifications
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- B01J 8/26 with two or more fluidised beds, e.g. reactor and regeneration installations
- B01J 8/32 with introduction into the fluidised bed of more than one kind of moving particles
- B01J 8/34 with stationary packing material in the fluidised bed, e.g. bricks, wire rings, baffles
- B01J 8/36 with fluidised bed through which there is an essentially horizontal flow of particles
- B01J 8/38 with fluidised bed containing a rotatable device or being subject to rotation
- B01J 8/40 with fluidised bed subjected to vibrations or pulsations
- B01J 8/42 with fluidised bed subjected to electric current or to radiations
- B01J 8/44 Fluidisation grids
- B01J 8/46 for treatment of endless filamentary, band or sheet material
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