Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5417951 | Process for the hydrothermal production of crystalline sodium disilicate | — | 1995-05-23 |
| 5356607 | Process for the hydrothermal production of crystalline sodium disilicate | — | 1994-10-18 |
| 5013832 | Process for working up water-soluble cellulose derivatives having high flocculation points | Wilfried Raehse, Willi Wuest | 1991-05-07 |
| 4968789 | Process and means for the purification of cellulose ethers | Willi Wuest, Wilfried Raehse, Dieter Kuehling, Siegfried Emde, Erhard Kuehn | 1990-11-06 |
| 4954268 | Process for removing cellulose ethers from a cellulose ether suspension | Willi Wuest | 1990-09-04 |
| 4271135 | Preparation of finely-divided, water-insoluble silicate cation-exchangers with a narrow particle size spectra | Willi Wuest, Bernd Peters | 1981-06-02 |