Erich Kessler

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Hoechst, DE

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Patents Grantslast 30 patents

Information Patent Grant
Porous fibers and membranes and methods for their preparation and use
- Patent number 4,744,906
- Issue date May 17, 1988
- Akzo nv
- Klaus Gerlach
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Hollow fiber membrane for plasma separation
- Patent number 4,708,799
- Issue date Nov 24, 1987
- Klaus Gerlach
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Methods for the preparation of porous fibers and membranes
- Patent number 4,564,488
- Issue date Jan 14, 1986
- Akzo nv
- Klaus Gerlach
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Fluid mixing apparatus and method
- Patent number 4,482,254
- Issue date Nov 13, 1984
- Akzo nv
- Erich Kessler
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Porous tubing
- Patent number 4,434,250
- Issue date Feb 28, 1984
- Akzo nv
- Erich Kessler
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL