Specific separation steps 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

8 direct subcodes

Child Classifications

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C10L 2290/541 Absorption of impurities during preparation or upgrading of a fuel
C10L 2290/542 Adsorption of impurities during preparation or upgrading of a fuel
C10L 2290/543 Distillation, fractionation or rectification for separating fractions, components or impurities during preparation or upgrading of a fuel
C10L 2290/544 Extraction for separating fractions, components or impurities during preparation or upgrading of a fuel
C10L 2290/545 Washing, scrubbing, stripping, scavenging for separating fractions, components or impurities during preparation or upgrading of a fuel
C10L 2290/546 Sieving for separating fractions, components or impurities during preparation or upgrading of a fuel
C10L 2290/547 Filtration for separating fractions, components or impurities during preparation or upgrading of a fuel
C10L 2290/548 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

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