Inventor · Le Havre, FR

Patrick Leroy

15Patents
6h-index
23Co-inventors
66Inventor score

Filing activity: Jun 3, 1977 → Jan 23, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6296812A Stripping and separating apparatus and its use in fluidised bed catalytic cracking Chemistry; Metallurgy 45 Expired
US7220351B1 Method and device for catalytic cracking comprising in parallel at least an upflow reactor and at least a downflow reactor Chemistry; Metallurgy 35 Expired
US4163691A Insoluble enzymatically active particles Chemistry; Metallurgy 14 Expired
US7172733B2 Device for injection of hydrocarbons into a fluidized chamber Performing Operations; Transporting 13 Expired
US7658889B2 Device for redistribution of catalyst in the FCC risers Performing Operations; Transporting 8 Active
US6113777A Direct turn separator for particles in a gaseous mixture and its use for fluidized bed thermal or catalytic cracking Chemistry; Metallurgy 6 Expired
US9388095B2 Multistage cracking and stripping process in an FCC unit Chemistry; Metallurgy 5 Active
US4390523A Sorbose for inhibiting fermentation acids in the mouth Human Necessities 5 Expired
US8361202B2 Gas/solid separation system for the regenerators of fluid catalytic cracking units Performing Operations; Transporting 3 Active
US9174153B2 Method for separating gas in a fluidized gas/solid mixture Mechanical Engineering; Lighting; Heating 3 Active
US9719026B2 Catalytic cracking process for the treatment of a fraction having a low conradson carbon residue Emerging Cross-Sectional Technologies 0 Active
US11060038B2 Catalytic cracking method for treating a fraction having a low amount of conradson carbon Emerging Cross-Sectional Technologies 0 Active
US10577541B2 Catalytic cracking method for treating a fraction having a low amount of Conradson carbon Emerging Cross-Sectional Technologies 0 Active
US9657233B2 Catalytic cracking process for the treatment of a fraction having a low conradson carbon residue Emerging Cross-Sectional Technologies 0 Active
US8764971B2 Method for catalytic cracking with maximization of diesel base stocks Emerging Cross-Sectional Technologies 0 Active

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