Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9803297 | Device for guiding fibre tows through oxidation furnaces | Rolf Schroder, Christian Knörzer | 2017-10-31 |
| 9637849 | Device and method for the treatment, in particular electrolysis or cleaning, of endless fibers, threads or webs of fabric | Rolf Schroder | 2017-05-02 |
| 9334585 | Spinning bath vat | Dieter Zenker | 2016-05-10 |
| 9033692 | Spinneret for wet spinning | — | 2015-05-19 |
| 7438544 | Melt-blow head with variable spinning width | Georg Harwarth, Burkard Kampfmann | 2008-10-21 |
| 6176696 | Melt-spinning apparatus | Willi Kretzschmar | 2001-01-23 |
| 6062838 | Melt spinning apparatus | Willi Kretzschmar | 2000-05-16 |
| 5458862 | Process for purifying exhaust gases, especially from vacuum pyrolysis installations | — | 1995-10-17 |