Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6315892 | Catalytic hydroreforming process | Fabienne Le Peltier, Blaise Didillon, Patrick Sarrazin | 2001-11-13 |
| 5880050 | Process for the regeneration of catalyst containing sulphur | Jean De Bonneville, Jean-Pierre Burzynski, Gerard Leger, Fabienne Le Peltier, Germain Martino | 1999-03-09 |
| 5601701 | Process for the elimination of mercury from hydrocarbons by passage over a presulphurated catalyst | Charles Cameron, Jean Cosyns, Patrick Sarrazin, Philippe Courty | 1997-02-11 |
| 5502269 | Process for the isomerization of external olefins to internal olefins concomitantly with diolefin hydrogenation | Patrick Sarrazin, Charles Cameron, Pierre Dufresne | 1996-03-26 |
| 5475174 | Process for the selective hydrogenation of compounds comprising endo and exocyclic unsaturations | Christine Lucas, Jean-Pierre Candy, Jean-Marie Basset, Blaise Didillon | 1995-12-12 |
| 5436383 | Process for the dehydrogenation of aliphatic hydrocarbons saturated into olefinic hydrocarbons | Fabienne Le Peltier, SYLVIE ROBERT, Gerard Leger, Jean-Pierre Burzynski | 1995-07-25 |
| 5421994 | Process for the recovery of mercury and arsenic in a hydrocarbon cut | Patrick Sarrazin, Charles Cameron, Philippe Courty, Yves Barthel | 1995-06-06 |
| 5417844 | Selective hydrogenation of diolefins in steam cracking petrol on catalysts based on a support metal in which an organic compound has been incorporated prior to loading into the reactor | Patrick Sarrazin | 1995-05-23 |
| 5401392 | Process for eliminating mercury and possibly arsenic in hydrocarbons | Philippe Courty, Pierre Dufresne, Germain Martino | 1995-03-28 |
| 5364998 | Process for the selective hydrogenation of hydrocarbons | Patrick Sarrazin | 1994-11-15 |
| 5356851 | Catalyst containing a group VIII metal and a group IIIA metal deposited on a support | Patrick Sarrazin | 1994-10-18 |
| 5352846 | Process for the production of an olefin-free tert, amyl alkyl ether-rich fraction and a n-pentane rich paraffin fraction | Patrick Sarrazin, Jean Cosyns, Alain Forestiere | 1994-10-04 |
| 5336829 | Continuous process for the dehydrogenation of paraffinic to olefinic hydrocarbons | Jean De Bonneville, Jean-Pierre Burzynski, Gerard Leger, Fabienne Le Peltier, Germain Martino | 1994-08-09 |
| 5306852 | Process for selective hydrogenation, in particular of diolefins in steam cracking volatiles, with a catalyst in the form of beds which are used successively | Jean Cosyns, Patrick Sarrazin, Charles Cameron | 1994-04-26 |
| 5304693 | Process for eliminating mercury from steam cracking installations | Patrick Sarrazin | 1994-04-19 |
| 5268091 | Method for removing arsenic and phosphorus contained in liquid hydrocarbon cuts, nickel based retaining material | Philippe Courty, Patrick Sarrazin | 1993-12-07 |
| 5245106 | Method of eliminating mercury or arsenic from a fluid in the presence of a mercury and/or arsenic recovery mass | Charles Cameron, Philippe Courty, Philipe Varin, Gerard Leger | 1993-09-14 |
| 5235106 | Catalytic reduction of substituted or unsubstituted nitroaromatic compound to corresponding aminoaromatic compounds | Blaise Didillon, Fabienne Le Peltier, Jean-Pierre Candy, Patrick Sarrazin, Jean-Marie Basset | 1993-08-10 |
| 5160497 | Phenol production process | Bernard Juguin, Germain Martino | 1992-11-03 |
| 5153163 | Process for the pretreatment of a catalyst by a mixture of a sulphur agent and an organic reducing agent | Raymond Roumieu | 1992-10-06 |
| 5059732 | Process for selective catalytic hydrogenation in liquid phase of a normally gaseous feed containing ethylene, acetylene and gasoline | Jean Cosyns | 1991-10-22 |
| 4911825 | Process for elimination of mercury and possibly arsenic in hydrocarbons | Michel Roussel, Philippe Courty, Jean Cosyns | 1990-03-27 |
| 4849577 | Process for eliminating jointly arsenic and carbon oxysulfide from an unsaturated hydrocarbon cut in the liquid phase | Jean Cosyns | 1989-07-18 |
| 4740633 | Process for hydrogenating olefins in the presence of ethers | Jean Cosyns, Michel Derrien | 1988-04-26 |
| 4724274 | Process for producing 2-methyl-2-butene from a 5 carbon atom olefins cut containing 2-methyl-1-butene and at least one n-pentene | Jean Cosyns, Michel Derrien | 1988-02-09 |