Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5545378 | Fluidized bed reactor with polymer recycle line | Frederic R. M. M. Morterol | 1996-08-13 |
| 5534607 | Gas phase polymerisation process | Andre Martens, Frederic R. M. M. Morterol | 1996-07-09 |
| 5434228 | Polymerization process | Frederic R. M. M. Morterol | 1995-07-18 |
| 5240683 | Process and device for introducing a powder into a reactor | Jean-Alain Maurel | 1993-08-31 |
| 5241023 | Process and device for the gas phase polymerization of alpha-olefins | Daniel Brule, Jean-Marie Iffly | 1993-08-31 |
| 5213768 | Fluidized bed apparatus and process for feeding gas to a fluidized bed apparatus | Jean-Alain Maurel, Frederic R. M. M. Morterol | 1993-05-25 |
| 5171541 | Fluidized bed discharge process | — | 1992-12-15 |
| 5082634 | Gas distribution plate for fluidization | — | 1992-01-21 |
| 4921678 | Apparatus for degassing and pelleting polyolefins | — | 1990-05-01 |
| 4902483 | Polymerization in several stages of alpha-olefins in the gas phase | — | 1990-02-20 |
| 4882400 | Process for gas phase polymerization of olefins in a fluidized bed reactor | Andre Dumain | 1989-11-21 |
| 4858144 | Detection of anomalies in gas fluidized bed polymerization | Alain Marsaly, Andre Martens, Frederic R. M. M. Morterol | 1989-08-15 |
| 4828145 | Pressure locked rotary trap chamber | — | 1989-05-09 |
| 4820463 | Process of degassing and pelletizing polyolefins | — | 1989-04-11 |
| 4774299 | Process for introducing a powder with catalytic activity into a fluidized-bed polymerization reactor | Andre Dumain | 1988-09-27 |
| 4703094 | Polymerization in several stages of alpha-olefins in the gas phase | — | 1987-10-27 |
| 4687381 | Device for introducing a powder with catalytic activity into a fluidized-bed polymerization reactor | Andre Dumain | 1987-08-18 |
| 4495337 | Process for the bottom drainage of a fluid-bed polymerization reactor | — | 1985-01-22 |