Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7387768 | Method for purifying gases | Oliver Pfueller, Achim Stankowiak, Alexander Snell, Norbert Mollekopf, Hans-Dieter Mueller | 2008-06-17 |
| 6277345 | Process for the purification of gases | Achim Stankowiak, Michael Wyschofsky | 2001-08-21 |
| 5071454 | Process for the removal of a solvent mixture from a gas stream | Achim Stankowiak | 1991-12-10 |
| 4219680 | Process for obtaining pure 2-(perfluoroalkyl)-ethanols from their mixtures with 2-(perfluoroalkyl)-ethylenes and possibly 2-(perfluoroalkyl)-ethyl esters | Inge Konig, Engelbert Krempl, Ulrich Schwenk | 1980-08-26 |
| 4219681 | Process for the manufacture of 2-(perfluoroalkyl)-ethanols | Ulrich Schwenk, Inge Konig | 1980-08-26 |