Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6603028 | Method for oxidizing hydrocarbons | Markus Weisbeck, Gerhard Wegener, Christoph Schild | 2003-08-05 |
| 6548682 | Method for the direct catalytic oxidation of unsaturated hydrocarbons in gaseous phase | Markus Weisbeck, Gerhard Wegener, Christoph Schild, Bernhard Lucke, Herbert Dilcher +1 more | 2003-04-15 |
| 6504040 | Integrated method for producing epoxides from olefins | Peter Vogtel, Gerhard Wegener, Markus Weisbeck | 2003-01-07 |
| 6504039 | Supported catalyst and the process for preparing the same | Markus Weisbeck, Gerhard Wegener, Christoph Schild, Bernhard Lucke, Herbert Dilcher +1 more | 2003-01-07 |
| 5235035 | Process for lowering the crystallization temperature of polyarylene sulphides | Claus Wulff | 1993-08-10 |
| 5138031 | Linear and branched poly-p-arylene sulfide substantially free from defect structures having plural absorption maxima | Wolfgang Russeler, Gunther Weymans, Manfred Schmidt, Erich Meier | 1992-08-11 |
| 5068312 | Polyarylene sulfides terminated by sulfonic acid and/or sulfonic acid derivative groups, their production and use | Wolfgang Russeler, Burkhard Kohler, Wolfgang Ebert, Walter Schmitt | 1991-11-26 |
| 5066775 | Copoly arylene/alkylene sulfide | Klaus Reinking, Wolfgang Jakob, Erhard Tresper, Wolfgang Russeler | 1991-11-19 |
| 5066776 | Process for the manufacture of polyarylene sulphides | Wolfgang Russeler, Karsten-Josef Idel, Wolfgang Alewelt, Dieter Freitag | 1991-11-19 |
| 5037952 | Process for the production of high molecular weight, optionally branched polyarylene sulfides | Manfred Schmidt, Erhard Tresper, Wolfgang Alewelt, Wolfgang Russeler | 1991-08-06 |
| 5017682 | Process for the production of unbranched polyarylene sulfides of improved color quality and improved color stability | Burkhard Kohler, Rolf-Volker Meyer, Wolfgang Russeler, Manfred Schmidt | 1991-05-21 |
| 4921935 | Preparation of polyarylene sulphides with ketone or pinacone | Franz Alfes, Hans-Joachim Traenckner | 1990-05-01 |
| 4912180 | Process for the preparation of polyarylene sulphides | Hans-Rudolph Dicke, Volker Eckhardt, Joachim Genz | 1990-03-27 |
| 4906712 | Process for the preparation of polyarylene sulphides | Hans-Rudolph Dicke, Wolfgang Russeler, Volker Eckhardt, Joachim Genz | 1990-03-06 |
| 4824933 | Process for the preparation of copolyarylene sulphides with reduced crystallization temperature | Edgar Ostlinning | 1989-04-25 |