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CPC Subgroup Additional Only
C10L 2290/548

Membrane- or permeation-treatment for separating fractions, components or impurities during preparation or upgrading of a fuel

Full Title

Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units > Specific separation steps for separating fractions, components or impurities during preparation or upgrading of a fuel > Membrane- or permeation-treatment for separating fractions, components or impurities during preparation or upgrading of a fuel

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