Hans Schroer

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Dormagen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Elasthane fibers stabilized against environmental influences
- Patent number 4,877,825
- Issue date Oct 31, 1989
- Bayer Akteingesellschaft
- Michael Kausch
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Highly stretchable elasthane fibres with improved properties
- Patent number 4,772,677
- Issue date Sep 20, 1988
- Bayer Aktiengesellschaft
- Michael Kausch
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Elasthane threads, their production and intermediate products requi...
- Patent number 4,725,636
- Issue date Feb 16, 1988
- Bayer Aktiengesellschaft
- Michael Kausch
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Methylol derivatives of 2,2,6,6-tetraalkylpiperidines and their pro...
- Patent number 4,223,147
- Issue date Sep 16, 1980
- Bayer Aktiengesellschaft
- Harald Oertel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Permanently stabilized polymers produced by after-treatment with pi...
- Patent number 4,153,596
- Issue date May 8, 1979
- Bayer Aktiengesellschaft
- Harald Oertel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...