Hans K. Burghartz

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Neuss, 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
Process for dry spinning yarns of improved uniformity and reduced a...
- Patent number 4,804,511
- Issue date Feb 14, 1989
- Bayer Aktiengesellschaft
- Christian Pieper
- 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
Information Patent Grant
Process for the production of dry-spun hollow polyacrylonitrile fib...
- Patent number 4,432,923
- Issue date Feb 21, 1984
- Bayer Aktiengesellschaft
- Ulrich Reinehr
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Continuous process for the production of filaments or fibers from d...
- Patent number 4,427,613
- Issue date Jan 24, 1984
- Bayer Aktiengesellschaft
- Ulrich Reinehr
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING