Inventor · Paris, FR

Bruno Delfort

43Patents
6h-index
50Co-inventors
72Inventor score

Filing activity: Mar 25, 1993 → Dec 1, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7652156B2 Refined method for manufacturing ethyl esters from fatty substances of natural origin Emerging Cross-Sectional Technologies 39 Active
US7151187B2 Process for transesterification of vegetable oils or animal oils by means of heterogeneous catalysts based on zinc or bismuth, titanium and aluminium Chemistry; Metallurgy 21 Expired
US7592470B2 Process for transesterification of vegetable or animal oils using heterogeneous catalysts based on titanium, zirconium or antimony and aluminium Emerging Cross-Sectional Technologies 10 Active
US7097674B2 Diesel fuel compositions that contain glycerol acetal carbonates Chemistry; Metallurgy 9 Expired
US7851643B2 Method of manufacturing fatty acid ethyl esters from triglycerides and alcohols Emerging Cross-Sectional Technologies 9 Active
US6890364B2 Diesel fuel compounds containing glycerol acetals Chemistry; Metallurgy 9 Expired
US5536424A Sulfonated bismuth compounds Emerging Cross-Sectional Technologies 6 Expired
US5468399A Colloidal products containing sulfur and/or phosphorus and/or boron, their preparation and their utilization as additives for lubricants Chemistry; Metallurgy 5 Expired
US6423107B1 Detergent compositions for gasoline-type fuels that contain polytetrahydrofuran derivatives Chemistry; Metallurgy 3 Expired
US5324440A Surbased colloidal product containing organic sulfur and their use as detergent additives having an antiwear and extreme-pressure effect in lubricating oils Chemistry; Metallurgy 3 Expired
US5756432A Colloidal calcium hydroxide, its preparation and uses Emerging Cross-Sectional Technologies 2 Expired
US5462682A Colloidal products containing calcium and/or magnesium, as well as sulfur and nitrogen, their preparation and their use particularly as additives in lubricating oils Chemistry; Metallurgy 2 Expired
US6537336B2 Diesel fuel compositions containing oxygenated compounds derived from tetrahydrofurfuryl Chemistry; Metallurgy 2 Expired
US6054418A Process for sulfurizing unsaturated fatty substances by elementary sulfur in the presence of amino compounds Emerging Cross-Sectional Technologies 2 Expired
US7566794B2 Method for manufacturing ethyl esters from fatty substances of natural origin Emerging Cross-Sectional Technologies 1 Active
US7597872B2 Process for treating a gas containing hydrogen sulphide and sulphur dioxide Chemistry; Metallurgy 1 Active
US8419810B2 Method for producing biofuels, transforming triglycerides into at least two biofuel families: fatty acid monoesters and ethers and/or soluble glycerol acetals Emerging Cross-Sectional Technologies 1 Active
US6339163B1 Tetrahydrofuran derivatives that can be used as detergent compositions for gasoline-type fuels Chemistry; Metallurgy 1 Expired
US7909914B2 Method of removing acid gases contained in gaseous effluents Performing Operations; Transporting 0 Active
US9468884B2 Process for removing acidic compounds from a gaseous effluent with an absorbent solution based on dihydroxyalkylamines bearing severe steric hindrance of the nitrogen atom Performing Operations; Transporting 0 Active
US9962645B2 Absorbent solution containing a mixture of 1,2-bis-(2-dimethylaminoethoxy)-ethane and of 2-[2-(2-dimethylaminoethoxy)-ethoxy]-ethanol, and method of removing acid compounds from a gaseous effluent Emerging Cross-Sectional Technologies 0 Active
US10618866B2 Method for synthesising partially N-hydroxyethylated tertiary 1,6-hexanediamines Chemistry; Metallurgy 0 Active
US12337277B2 Method for regenerating an aqueous solution of MEG containing salts with purge treatment Performing Operations; Transporting 0 Active
US5985805A Colloidal thio-phosphorous products derived from colloidal lime, their preparation and uses Chemistry; Metallurgy 0 Expired
US5470495A Colloidal products containing calcium and/or magnesium, as well as boron and/or phosphorus and/or sulfur, their preparation and their utilization as additives for lubricants Chemistry; Metallurgy 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.