Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657087 | Process and apparatus for the work-up by distillation of cleavage product mixtures produced in the cleavage of alkylaryl hydroperoxides | Markus Weber, Christoph Schwarz, Hermann-Josef Korte, Jochen Ullrich | 2003-12-02 |
| 6630608 | Process for preparing phenols | Reinhard Sigg, Siegmund Greschek, Manfred Weber | 2003-10-07 |
| 6583326 | Process for separating phenol from a mixture comprising at least hydroxyacetone, cumene, water and phenol | Christoph Schwarz, Markus Weber, Hermann-Josef Korte, Jochen Ullrich | 2003-06-24 |
| 6555719 | Process for the thermal after-treatment of cleavage product from the acid-catalyzed cleavage of cumene hydroperoxide | Reinhard Sigg, Manfred Weber, Otto Schnurr, Hugo H.J.M. Liefooghe | 2003-04-29 |