Inventor · Val-de-Reuil, FR

Hugues Dulot

16Patents
5h-index
34Co-inventors
66Inventor score

Filing activity: Apr 12, 2001 → Jun 16, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US8002970B2 Zeolitic catalyst with a controlled doping element content, and improved process for processing hydrocarbon feeds Chemistry; Metallurgy 20 Active
US7582204B2 Method for treating a hydrocarbon feedstock including resin removal Chemistry; Metallurgy 7 Expired
US8916043B2 Coal conversion process and products, comprising two direct ebullated bed liquefaction stages and a fixed bed hydrocracking stage Emerging Cross-Sectional Technologies 7 Active
US6429346B2 Simultaneous process for simulated moving-bed dismutation and separation of toluene into benzene and xylenes Emerging Cross-Sectional Technologies 6 Expired
US7563743B2 Doped catalyst and improved process for treatment of hydrocarbon feedstocks Chemistry; Metallurgy 5 Expired
US9079174B2 Catalyst for use in hydroconversion, comprising at least one zeolite and metals from groups VIII and VIB, and preparation of the catalyst Performing Operations; Transporting 3 Active
US7588678B2 Hydrocracking process with recycle, comprising adsorption of polyaromatic compounds from the recycled fraction on an absorbant based on silica-alumina with a limited macropore content Chemistry; Metallurgy 3 Active
US7678262B2 Hydrocracking process with recycle, comprising adsorption of polyaromatic compounds from the recycled fraction on an adsorbant based on silica-alumina with a controlled macropore content Chemistry; Metallurgy 2 Active
US7790019B2 Zeolitic catalyst, substrate based on a silica-alumina matrix and zeolite, and hydrocracking process for hydrocarbon feedstocks Performing Operations; Transporting 2 Active
US9273255B2 Production of middle distillates from an effluent originating from fischer-tropsch synthesis comprising a step of reducing the content of oxygenated compounds Chemistry; Metallurgy 0 Active
US10711206B2 Method for starting up a method for producing kerosene and diesel fuel from hydrocarbon compounds produced by Fischer-Tropsch synthesis Emerging Cross-Sectional Technologies 0 Active
US9523049B2 Hydrocracking process including switchable reactors with feedstocks containing 200 ppm by weight—2% by weight of asphaltenes Chemistry; Metallurgy 0 Active
US9546329B2 Process for the production of middle distillates in which the feedstock originating from the fischer-tropsch process and the hydrogen stream contain a limited oxygen content Chemistry; Metallurgy 0 Active
US9249364B2 Process for converting a heavy feed using a catalytic cracking unit and a step for selective hydrogenation of the gasoline obtained from catalytic cracking Chemistry; Metallurgy 0 Active
US11898108B2 Hydrocracking process Chemistry; Metallurgy 0 Active
US9353320B2 Optimized method for producing middle distillates from a feedstock originating from the Fischer-Tropsch process containing a limited quantity of oxygenated compounds Emerging Cross-Sectional Technologies 0 Active

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