Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6686320 | Use of water-insoluble polyoxyalkylene-polysiloxane block copolymers for defoaming aqueous media | Thomas Ebbrecht, Wolfgang Josten, Michael Keup, Stefan Silber | 2004-02-03 |