Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7323597 | Method for the production of diaminoxylene by continuous hydrogenation of liquid phthalonitrile | Kirsten Wenz, Sabine Jourdan, Thomas Preiss | 2008-01-29 |
| 7276153 | Method for neutralising a stream of hydrocarbon fluid | Rupert Wagner, Hans-Peter Schmid | 2007-10-02 |
| 6852144 | Method for removing COS from a stream of hydrocarbon fluid and wash liquid for use in a method of this type | Rupert Wagner, Thomas Holst | 2005-02-08 |
| 6740230 | Method for removing mercaptans from fluid fluxes | Rupert Wagner, Thomas Holst, Christoph Grossmann | 2004-05-25 |
| 5892121 | Purification of tertiary phosphine oxides | Dieter Hermeling, Hardo Siegel | 1999-04-06 |
| 5527966 | Preparation of triphenylphosphine | Dieter Hermeling, Peter Bassler, Peter Hammes, Peter Lechtken, Hardo Siegel | 1996-06-18 |