Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864005 | Preparation of homopolymers and copolymers of .alpha.-monoolefins using a Ziegler catalyst system | Volker Warzelhan, Wolfgang Ball | 1989-09-05 |
| 4831090 | Preparation of homopolymers of ethene and copolymers of ethene with higher .alpha.-monoolefins using a Ziegler catalyst system | Guido Funk, Konrad J. Richter, Sr., Rainer Hemmerich, Roland Saive | 1989-05-16 |