Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034480 | Avoidance of colored impurities in the preparation of ultrahigh molecular weight ethylene polymers by means of titanium-containing catalyst system | Siegfried Weber, Rainer Hemmerich | 1991-07-23 |
| 4831090 | Preparation of homopolymers of ethene and copolymers of ethene with higher .alpha.-monoolefins using a Ziegler catalyst system | Robert Bachl, Konrad J. Richter, Sr., Rainer Hemmerich, Roland Saive | 1989-05-16 |
| 4814308 | Preparation of homopolymers and copolymers of ethene by Phillips catalysis | Rainer Konrad, Juergen Schmidt-Thuemmes, Rudolf Mueller-Mall, Guenther Schweier | 1989-03-21 |
| 4794151 | Preparation of finely divided homopolymers and copolymers of ethene using a liquid alkane as reaction medium | Rudolf Mueller-Mall, Robert Bachl, Peter Hennenberger, Erich Kolk | 1988-12-27 |
| 4705835 | Preparation of homopolymers and copolymers of .alpha.-monolefins using a Ziegler catalyst system | Volker Warzelhan, Robert Bachl, Wolfgang Ball, Martin Laun | 1987-11-10 |
| 4568659 | Preparation of a transition metal catalyst component for Ziegler catalyst systems | Volker Warzelhan, Rainer Karer, Robert Bachl | 1986-02-04 |