Inventor · Leefdaal, BE

Jacques Grootjans

25Patents
10h-index
24Co-inventors
75Inventor score

Filing activity: Mar 15, 1977 → Oct 23, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6858170B2 Silica-alumina catalyst carriers preparation Chemistry; Metallurgy 50 Expired
US7087155B1 Production of olefins Chemistry; Metallurgy 35 Expired
US6977321B1 Production of propylene Emerging Cross-Sectional Technologies 32 Expired
US8071833B2 Production of olefins Chemistry; Metallurgy 30 Active
US5730858A Process for converting wax-containing hydrocarbon feedstocks into high-grade middle distillate products Chemistry; Metallurgy 24 Expired
US5152883A Process for the production of improved octane numbers gasolines Chemistry; Metallurgy 21 Expired
US5750814A Process for the alkylation of aromatics Chemistry; Metallurgy 20 Expired
US4831200A Process for the selective hydrogenation of alkynes Emerging Cross-Sectional Technologies 20 Expired
US6646175B1 Production of olefins Chemistry; Metallurgy 13 Expired
US5935414A Hydrocracking and hydrodewaxing process Mechanical Engineering; Lighting; Heating 13 Expired
US6646176B1 Production of olefins Chemistry; Metallurgy 10 Expired
US6951968B1 Production of olefins Chemistry; Metallurgy 10 Expired
US7384883B2 Production of catalysts for olefin conversion Performing Operations; Transporting 9 Expired
US6281398A Process for the production of high octane number gasolines Chemistry; Metallurgy 8 Expired
US4810356A Process for treating gas oils Mechanical Engineering; Lighting; Heating 8 Expired
US6713658B1 Production of catalysts for olefin conversion Performing Operations; Transporting 6 Expired
US4107225A Hydrogenation process of olefin polymers for producing white oils Chemistry; Metallurgy 6 Expired
US5510553A Catalytic dehydrogenation of alkylaromatic hydrocarbons Emerging Cross-Sectional Technologies 5 Expired
US4101599A Hydrogenation process of olefin polymers for producing white oils Chemistry; Metallurgy 5 Expired
US4842717A Process for dewaxing gas oils Chemistry; Metallurgy 4 Expired
US4421640A Methods for separating hydrocarbons by liquid extraction Chemistry; Metallurgy 4 Expired
US6150294A Production of crystalline silicate catalyst having monoclinic structure Chemistry; Metallurgy 2 Expired
US4743360A Process for removing basic nitrogen compounds from gas oils Chemistry; Metallurgy 1 Expired
US6022472A Steam cracking of hydrocarbons in the presence of thiohydrocarbons Emerging Cross-Sectional Technologies 1 Expired
US6479004B1 Silica-alumina carriers preparation, hydrogenation catalysts preparation therewith and their use for aromatics hydrogenation Chemistry; Metallurgy 0 Expired

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