Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7358296 | Aqueous dispersions of fluoropolymers | Hermann Bladel, Klaus Hintzer, Gernot Lohr, Werner Schwertfeger | 2008-04-15 |
| 6833403 | Aqueous dispersions of fluoropolymers | Hermann Bladel, Klaus Hintzer, Gernot Lohr, Werner Schwertfeger | 2004-12-21 |
| 6613941 | Method for recovering fluorinated alkanoic acids from waste waters | Bernd Felix, Stephan Führer, Thomas Kaiser, Hagen Kniep, Armin Budesheim | 2003-09-02 |
| 6489419 | Non-free flowable molding powders of modified polytetrafluoroethylenes | Gernot Lohr, Klaus Hintzer | 2002-12-03 |
| 6245923 | Recovery of highly fluorinated carboxylic acids from the gaseous phase | Rainer Grasberger, Rik A. Brandenburg | 2001-06-12 |
| 6099774 | Process for non-free flowable molding powders of modified polytetrafluoroethylenes | Gernot Lohr, Klaus Hintzer | 2000-08-08 |
| 5990330 | Recovery of highly fluorinated carboxylic acids from the gas phase | Wilhelm Kowatsch, Dieter Steidl | 1999-11-23 |
| 5463021 | Process for working up aqueous dispersions of fluorinated thermoplastic | Gerhard Beyer, Eduard Wess, Rolf Hengel | 1995-10-31 |
| 4692493 | Stable, aqueous, colloidal dispersions of copolymers of the tetrafluorethylene/ethylene type and a process for their preparation | Konrad von Werner | 1987-09-08 |
| 4381387 | Quaterpolymers of the tetrafluoroethylene/ethylene type | — | 1983-04-26 |
| 4379900 | Raw polymer powder of a modified tetrafluoroethylene polymer having a high bulk density and a good powder flow index and also a process for the manufacture and use thereof | — | 1983-04-12 |
| 4358348 | Process for the preparation of pure hexafluoropropylene oxide | — | 1982-11-09 |
| 4338237 | Process for the preparation of aqueous, colloidal dispersions of copolymers of the tetrafluoroethylene/ethylene type | Robert Hartwimmer | 1982-07-06 |
| 4216265 | Aftertreatment of thermally pretreated tetrafluoroethylene polymers and the polymer powders obtained | — | 1980-08-05 |