Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253454 | Method for controlling the deposition of stickies in pulping and papermaking processes | Birgit Blasing, Siegmund Fridrischak, Achim Schenker | 2019-04-09 |
| 6306250 | Method of removing capsule oils from self-copying paper | Klaus Hornfeck, Berthold Schreck, Sabine Heinen, Bodo Hilterhaus, Dieter Baumgarten | 2001-10-23 |
| 6057375 | Use of alkoxylation products of epoxidized fats as antifoaming agents | Horst-Werner Wollenweber, Klaus Hornfeck, Dieter Kaps, Rita Koester, Wolfgang Drees +1 more | 2000-05-02 |
| 5914006 | Process for controlling the deposit of adhesive impurities from paper material suspensions | Rita Koester, Klaus Hornfeck, Berthold Schreck, Peter Daute | 1999-06-22 |