Gerhard Winter

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Krefeld, DT

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Patents Grantslast 30 patents

Information Patent Grant
Production of black iron oxide pigments
- Patent number 4,090,888
- Issue date May 23, 1978
- Bayer Aktiengesellschaft
- Jakob Rademachers
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Degradable plastic composition
- Patent number 4,073,764
- Issue date Feb 14, 1978
- Bayer Aktiengesellschaft
- Heinz-Peter Hemmerich
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of foamed gypsum moldings
- Patent number 4,043,825
- Issue date Aug 23, 1977
- Bayer Aktiengesellschaft
- Martin Muller
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Production of inorganic fibers
- Patent number 4,010,233
- Issue date Mar 1, 1977
- Bayer Aktiengesellschaft
- Gerhard Winter
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Distillation of titanium tetrachloride in solution with selected am...
- Patent number 3,963,585
- Issue date Jun 15, 1976
- Bayer Aktiengesellschaft
- Gerhard Winter
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Composite pigment of isometric rutile and acicular modified potassi...
- Patent number 3,956,006
- Issue date May 11, 1976
- Bayer Aktiengesellschaft
- Gerhard Winter
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE