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DIFF Main Group
C10G 9/00

Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils

Introduced: September 1968

Of 12 combined children, 9 exist in both systems.

3 codes are CPC-only extensions.

Child Classifications

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  • C10G 9/002 CPC only CPC only
  • C10G 9/005 CPC only CPC only
  • C10G 9/007 CPC only CPC only
  • C10G 9/24 by heating with electrical means IPC+CPC Available in IPC and CPC
  • C10G 9/26 with discontinuously preheated non-moving solid material, e.g. blast and run IPC+CPC Available in IPC and CPC
  • C10G 9/40 by indirect contact with preheated fluid other than hot combustion gases IPC+CPC Available in IPC and CPC
  • C10G 9/42 by passing the material to be cracked in thin streams or as spray on or near continuously heated surfaces IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class C10,2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 8,875
  2. SAUDI ARABIAN OIL COMPANY SA 2,245
  3. PETROCHINA COMPANY 2,028
  4. EXXONMOBIL RESEARCH AND ENGINEERING COMPANY US 1,980
  5. IFPEN (IFP ENERGIES NOUVELLES) FR 1,963
  6. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NL 1,878
  7. CHINESE ACADEMY OF SCIENCES 1,829
  8. UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 1,787
  9. LUBRIZOL CORPORATION US 1,277
  10. BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,268

Top Applicants (CPC)

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