| 7429343 |
Process for producing polyolefin membrane with integrally asymmetrical structure |
Thomas Batzilla, Friedbert Wechs, Frank Wiese |
2008-09-30 |
| 6497752 |
Integrally asymmetrical polyolefin membrane |
Thomas Batzilla, Friedbert Wechs, Frank Wiese |
2002-12-24 |
| 6409921 |
Integrally asymmetrical polyolefin membrane for gas exchange |
Marcus Müller, Ralf R. Hornscheidt, Frank Wiese, Armin Lang |
2002-06-25 |
| 6375876 |
Method for producing an integrally asymmetrical polyolefin membrane |
Thomas Batzilla, Friedbert Wechs, Frank Wiese |
2002-04-23 |
| 4744906 |
Porous fibers and membranes and methods for their preparation and use |
Klaus Gerlach |
1988-05-17 |
| 4708799 |
Hollow fiber membrane for plasma separation |
Klaus Gerlach, Werner Henne |
1987-11-24 |
| 4564488 |
Methods for the preparation of porous fibers and membranes |
Klaus Gerlach |
1986-01-14 |
| 4482254 |
Fluid mixing apparatus and method |
Alfons Leeb |
1984-11-13 |
| 4434250 |
Porous tubing |
— |
1984-02-28 |
| 4396366 |
Device for the production of a multicomponent yarn composed of at least two synthetic polymer components |
Peter Birken |
1983-08-02 |
| 4381274 |
Process for the production of a multicomponent yarn composed of at least two synthetic polymer components |
Peter Birken |
1983-04-26 |
| 4380594 |
Filaments and fibers having discontinuous cavities |
Erhard Siggel, Gerhard Wick, Heinz Linhart |
1983-04-19 |