Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698642 | Process and apparatus for the gas-phase polymerization of .alpha.-olefins | Gabriele Govoni, Massimo Covezzi, Paolo Galli | 1997-12-16 |
| 5696203 | Process for producing polyolefin grafted copolymers | Albert A. Hummel, Adolfo Brusaferro | 1997-12-09 |
| 5610244 | Process for the gas phase polymerization of alpha-olefins | Gabriele Govoni, Giuseppe Penzo | 1997-03-11 |