Gerard Leger
17Patents
10h-index
31Co-inventors
68Inventor score
Filing activity: Mar 27, 1979 → Feb 23, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5245106A | Method of eliminating mercury or arsenic from a fluid in the presence of a mercury and/or arsenic recovery mass | Chemistry; Metallurgy | 66 | Expired |
| US4347392A | Process for the selective hydrogenation of a hydrocarbon fraction with 2 or 3 carbon atoms per molecule | Chemistry; Metallurgy | 53 | Expired |
| US4532370A | Process for synthesizing 1-butene by dimerization of ethylene | Chemistry; Metallurgy | 42 | Expired |
| US4615998A | Catalyst suitable for synthesizing 1-butene by dimerization of ethylene | Chemistry; Metallurgy | 36 | Expired |
| US5880050A | Process for the regeneration of catalyst containing sulphur | Performing Operations; Transporting | 20 | Expired |
| US4283305A | Catalyst composition and its use for oligomerizing olefins | Chemistry; Metallurgy | 20 | Expired |
| US6191332A | Method and apparatus for dehydrogenating aliphatic hydrocarbons to olefinic hydrocarbons | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5436383A | Process for the dehydrogenation of aliphatic hydrocarbons saturated into olefinic hydrocarbons | Chemistry; Metallurgy | 14 | Expired |
| US5817901A | Selective hydrogenation of hydrocarbon cuts containing monounsaturated and polyunsaturated hydrocarbons | Chemistry; Metallurgy | 12 | Expired |
| US4362650A | Catalyst and process for olefin oligomerization | Chemistry; Metallurgy | 10 | Expired |
| US4320243A | Process for producing propene and/or butene oligomers | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4387262A | Process for oligomerizing olefins | Chemistry; Metallurgy | 5 | Expired |
| US5821397A | Process for the hydrogenation of diolefins in aromatic-rich hydrocarbons using metallic catalysts impregnated with organic sulphur-containing compounds | Chemistry; Metallurgy | 5 | Expired |
| US5336829A | Continuous process for the dehydrogenation of paraffinic to olefinic hydrocarbons | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6005156A | Para-xylene separation process comprising pretreatment by selective hydrogenation and by activated clay | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5059571A | Catalytic composition and its use in oligomerizing monoolefins | Chemistry; Metallurgy | 2 | Expired |
| US5095162A | Catalytic composition and its use in oligomerizing monoolefins | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.