Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9090761 | Polyethylene for injection moldings | Gerd Mannebach, Harald Schmitz, Shahram Mihan, Rainer Karer, Manfred Hecker +1 more | 2015-07-28 |
| 8431658 | Process for feeding a catalyst in a polymerization reactor | Pietro Baita, Rainer Karer, Gerhardus Meier, Gabriele Mei | 2013-04-30 |
| 7803736 | Supported chromium catalyst and its use for preparing homopolymers and copolymers of ethylene | Wolfgang Rohde, Andreas Haufe, Anke Bold, Neil Nadalin | 2010-09-28 |
| 7714091 | Catalyst comprising chromium and zirconium for the polymerization and/or copolymerization of olefins | Shahram Mihan, Andreas Haufe, Peter Kölle, Joachim Wulff-Doring, Ingo Treffkorn | 2010-05-11 |
| 7705097 | Process for preparing a chromium-based catalyst for the polymerization and/or copolymerization of olefins | Shahram Mihan, Andreas Haufe, Peter Kölle, Joachim Wulff-Doring, Ingo Treffkorn | 2010-04-27 |
| 7598201 | Process for preparing a support for olefin polymerization catalysts | Christoph Kiener, Ingo Treffkorn | 2009-10-06 |
| 6699947 | Method for producing Phillips catalysts for polymerizing olefins with better productivity rates in the particle-form process | Kaspar Evertz, Paulus De Lange, Peter Kölle, Andreas Deckers | 2004-03-02 |
| 6645900 | Optimized method for the production of catalyst supports based on silica gel and chromium catalysts supported on silica gel | Paulus De Lange, Andreas Deckers, Peter Kölle | 2003-11-11 |
| 6608151 | Method for producing supported chrome catalysts and the use thereof for the polymerization of olefins | Paulus De Lange, Andreas Deckers, Peter Kölle | 2003-08-19 |
| 6599969 | Preparation of polyolefins with low extractables contents | Wolfgang Rohde, Hans-Helmut Görtz, Rolf Osterloh | 2003-07-29 |
| 6462135 | Low-odor polyethylene blends | Wolfgang Rohde, Peter Bauer, Dieter Lilge, Martin Lux, Paulus De Lange | 2002-10-08 |
| 5756627 | High molecular weight homopolymers and copolymers of ethene | Hans Gropper, Erich Kolk, Dieter Oeder | 1998-05-26 |
| 5625013 | Preparation of a supported catalyst for the polymerization of .alpha.-olefins | Hans-Joachim Mueller, Godofredo Follmer, Rainer Konrad, Roland Saive, Martin Lux +1 more | 1997-04-29 |
| 5557021 | Phillips catalyst and its use for the preparation of ethylene/.alpha.-olefin copolymers | Hans-Joachim Mueller, Kaspar Evertz, Siegfried Weber, Rainer Konrad, Roland Saive | 1996-09-17 |
| 5480852 | Phillips catalyst and its use for the preparation of ethylene/alpha-olefin copolymers | Hans-Joachim Mueller, Kaspar Evertz, Siegfried Weber, Rainer Konrad, Roland Saive | 1996-01-02 |
| 5455216 | Preparation of a supported catalyst for the polymerization of .alpha.-olefins | Hans-Joachim Mueller, Godofredo Follmer, Rainer Konrad, Roland Saive, Martin Lux +1 more | 1995-10-03 |
| 5414064 | Preparation of homopolymers of ethylene or copolymers of ethylene | Martin Lux, Roland Saive, Hans-Helmut Goertz, Rainer Konrad | 1995-05-09 |
| 5352658 | Phillips catalyst and its use for the preparation of ethylene homopolymers and copolymers | Kaspar Evertz, Roland Saive, Peter Koelle, Rainer Konrad, Hans Gropper | 1994-10-04 |
| 5310712 | Process for the preparation of a supported catalyst for the polymerization of .alpha.-olefins | Rainer Hemmerich, Hans Gropper, Erich Kolk, Godofredo Follmer | 1994-05-10 |
| 5210160 | Preparation of homopolymers of ethene and copolymers of ethene with higher a-monoolefins using a Ziegler catalyst system | Roland Saive, Rainer Hemmerich | 1993-05-11 |
| 5189123 | Catalyst for the preparation of high molecular weight homopolymers and copolymers of ethene, and the manufacture thereof | Hans Gropper, Erich Kolk, Dieter Oeder | 1993-02-23 |
| 5164353 | Supported chromium oxide catalyst | Siegfried Weber | 1992-11-17 |
| 5112928 | Preparation of homopolymers of ethene and copolymers of ethene with high .alpha.-monoolefins using a Ziegler catalyst system | Roland Saive, Robert Bachl | 1992-05-12 |
| 5039765 | Preparation of ethylene polymers using a Ziegler catalyst system, and ethylene polymers prepared in this manner and having less odor | Roland Saive, Juergen Schmidt-Thuemmes, Rainer Konrad, Peter Bauer | 1991-08-13 |
| 5034481 | Avoidance of colored impurities in the preparation of ultrahigh molecular weight ethylene polymers by means of a titanium-containing catalyst system | Siegfried Weber, Juergen Kerth, Rainer Hemmerich | 1991-07-23 |