Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5382638 | Apparatus for gas phase polymerization of olefins in a fluidized bed reactor | Xavier Bontemps, Andre Martens, Frederic R. M. M. Morterol | 1995-01-17 |
| 5336738 | Kill-gas introduction to a fluidized bed reactor containing chromium oxide catalyst | Claudine Viviane Lalanne-Magne, John G. Speakman | 1994-08-09 |
| 5306792 | Gas phase polymerisation process | Claudine Viviane Lalanne-Magne | 1994-04-26 |
| 5244987 | Process for alpha-olefin gas-phase polymerization controlled by the simultaneous addition of an activator and an activity retarder to the polymerization medium | Jean-Claude Bernard, Claudine Berruyer | 1993-09-14 |
| 5208109 | Process for the polymerization and copolymerization of alpha-olefins in a fluidized bed | Jean-Claude A. Bailly, Stylianos Sandis, Alain Blaya, Pierre Crouzet | 1993-05-04 |
| 5087522 | Process for the polymerization and copolymerization of alpha-olefins in a fluidized bed | Jean-Claude A. Bailly, Stylianos Sandis, Alain Blaya, Pierre Crouzet | 1992-02-11 |
| 5066736 | Gas-phase alpha-olefin polymerization process in the presence of an activity retarder | Andre Dumain, Jean Engel | 1991-11-19 |
| 5028669 | Installation and process for the gas-phase polymerization of olefins in a fluidized-bed reactor with the introduction of an organometallic compound | Kenneth Rowley | 1991-07-02 |
| 4721763 | Process for the polymerization and copolymerization of alpha-olefins in fluidized bed | Jean-Claude A. Bailly, Stylianos Sandis, Alain Blaya, Pierre Crouzet | 1988-01-26 |
| 4579833 | Process for the preparation of a supported catalyst based on vanadium compounds for the polymerization and copolymerization of ethylene and the catalysts obtained thereby | Joelle Collomb | 1986-04-01 |
| 4355143 | Process for the polymerization of ethylene and the resulting products | Dominique Lassalle | 1982-10-19 |