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CPC Main Group
C10J 1/00

Production of fuel gases by carburetting air or other gases without pyrolysis (for internal-combustion engines F02)

8 direct subcodes

Child Classifications

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  • C10J 1/20 Carburetting gases other than air
  • C10J 1/207 Carburetting by pyrolysis of solid carbonaceous material in a fuel bed (C10J3/66 takes precedence)
  • C10J 1/213 Carburetting by pyrolysis of solid carbonaceous material in a carburettor
  • C10J 1/22 Adding materials to prevent vapour deposition
  • C10J 1/24 Controlling humidity of the air or gas to be carburetted
  • C10J 1/26 using raised temperatures or pressures
  • C10J 1/28 Odorising air gas

Top Applicants

Top 10 applicants by patent filingsfor class C10, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,831
  2. SAUDI ARABIAN OIL COMPANY SA 2,918
  3. IFPEN (IFP ENERGIES NOUVELLES) FR 2,305
  4. EXXONMOBIL RESEARCH AND ENGINEERING COMPANY US 2,282
  5. UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,268
  6. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NL 2,124
  7. BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,487
  8. CHEVRON CORPORATION US 1,400
  9. PETROCHINA COMPANY 1,372
  10. LUBRIZOL CORPORATION US 1,324