Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5266276 | Apparatus for the gas-phase polymerization of olefins in a fluidized-bed reactor | Jean-Claude Chinh | 1993-11-30 |
| 5066736 | Gas-phase alpha-olefin polymerization process in the presence of an activity retarder | Jean Engel, Laszlo Havas | 1991-11-19 |
| 5028670 | Process for the gas-phase polymerization of olefins in a fluidized-bed reactor | Jean-Claude Chinh | 1991-07-02 |
| 4882400 | Process for gas phase polymerization of olefins in a fluidized bed reactor | Charles Raufast | 1989-11-21 |
| 4774299 | Process for introducing a powder with catalytic activity into a fluidized-bed polymerization reactor | Charles Raufast | 1988-09-27 |
| 4687381 | Device for introducing a powder with catalytic activity into a fluidized-bed polymerization reactor | Charles Raufast | 1987-08-18 |