Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7452954 | Polymer of ethylene | Steven Don Sandstrum, John Mark Zimmerman | 2008-11-18 |
| 6077922 | Hollow bodies made of ethylene polymer and method of making same | Paul H. Johnson, Benoit Koch | 2000-06-20 |
| 5863854 | Catalyst system for olefin polymerization and process for the polymerization of at least one olefin in the presence of this catalyst system | Benoit Koch | 1999-01-26 |
| 5726260 | Process for the production of a microspheroidal powder of low dispersity, microspheroidal powder of low dispersity thus obtained, catalysts for the polymerization of alpha-olefins and process for the polymerization of alpha-olefins | Helmut Derleth | 1998-03-10 |
| 5716898 | Process for the production of a microspheroidal powder of low dispersity, microspheroidal powder of low dispersity thus obtained, catalysts for the polymerization of alpha-olefins and process for the polymerization of alpha-olefins | Helmut Derleth | 1998-02-10 |
| 5296564 | Process for the polymerization of alpha-olefins | Helmut Derleth | 1994-03-22 |
| 5232883 | Process for obtaining monodisperse microspheroidal particles, microspheroidal silica particles of high specific surface, and catalysts supported on these particles | Helmut Derleth | 1993-08-03 |