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CPC Subgroup Additional Only
B01J 2208/00212

Plates; Jackets; Cylinders

Full Title

Processes carried out in the presence of solid particles; Reactors therefor > Controlling the process > Controlling the temperature > by indirect heat exchange > with heat exchange elements outside the bed of solid particles > Plates; Jackets; Cylinders

3 direct subcodes

Child Classifications

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  • B01J 2208/00221 comprising baffles for guiding the flow of the heat exchange medium
  • B01J 2208/0023 with some catalyst tubes being empty, e.g. dummy tubes or flow-adjusting rods
  • B01J 2208/00238 Adjusting the heat-exchange profile by adapting catalyst tubes or the distribution thereof, e.g. by using inserts in some of the tubes or adding external fins

Top Applicants

Top 10 applicants by patent filingsfor class B01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 10,345
  2. CHINESE ACADEMY OF SCIENCES 8,352
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,134
  4. LG CHEM KR 4,290
  5. SAUDI ARABIAN OIL COMPANY SA 3,444
  6. IFPEN (IFP ENERGIES NOUVELLES) FR 3,417
  7. DOW GLOBAL TECHNOLOGIES US 3,195
  8. MANN + HUMMEL DE 2,822
  9. JOHNSON MATTHEY GB 2,802
  10. UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,737