Kurt Bernklau

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Dormagen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Processes for the production of dry-spun polyacrylonitrile profiled...
- Patent number 4,810,448
- Issue date Mar 7, 1989
- Bayer Aktiengesellschaft
- Ulrich Reinehr
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Dry-spun hollow polyacrylonitrile fibres and filaments and process...
- Patent number 4,483,903
- Issue date Nov 20, 1984
- Bayer Aktiengesellschaft
- Ulrich Reinehr
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for the production of dry-spun hollow polyacrylonitrile fib...
- Patent number 4,457,885
- Issue date Jul 3, 1984
- Bayer Aktiengesellschaft
- Ulrich Reinehr
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING