| 9108159 |
Apparatus for producing surface enhanced membrane |
Klaus Froese, Lothar Knoechelmann, Duane Piechocki |
2015-08-18 |
| 7807475 |
Process for producing surface enhanced membrane |
Klaus Froese, Lothar Knoechelmann, Duane Piechocki |
2010-10-05 |
| 7381330 |
Cellulose-based microporous membrane |
Rebecca Petersen, Markus Hollas, Manfred Bobbert |
2008-06-03 |
| 6293411 |
Integral supported separation membranes |
— |
2001-09-25 |
| 5739316 |
Cross-linked cellulose hydrate membranes |
Wolfgang Demmer, Hans-Heinrich Horl, Dieter Melzner, Dietmar Nussbaumer, Hans-Weddo Schmidt +1 more |
1998-04-14 |
| 5628960 |
Composite cellulose nitrate membrane on polyester support |
Klaus Froese |
1997-05-13 |
| 4818319 |
Process for reducing the water vapour diffusion in a plastics composite insulator consisting of several layers |
Helmut Britsch, Elias Julke, Tony Kaiser |
1989-04-04 |
| 4805064 |
Lightning arrester having a housing with a high filler content |
Helmut Britsch, Tony Kaiser, Gunther Maier, Alois Muff |
1989-02-14 |
| 4650648 |
Ozone generator with a ceramic-based dielectric |
Helmut Britsch, Michael Hirth, Tony Kaiser, Ulrich Kogelschatz |
1987-03-17 |
| 4392963 |
Resorcinol or phloroglucinol condensation product for aqueous mixture purification |
Horst Perl, Dietmar Nussbaumer, Horst Kluver |
1983-07-12 |
| 4390704 |
Process for the preparation of 1,2,4-triazole |
— |
1983-06-28 |