Friedhelm Muller

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Patents Grantslast 30 patents

Information Patent Grant
Production of copolymer powders from maleic anhydride and 1-olefins
- Patent number 4,048,422
- Issue date Sep 13, 1977
- Bayer Aktiengesellschaft
- Gunter Sackmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Non-aqueous polymer dispersions of water-soluble monomers
- Patent number 4,029,622
- Issue date Jun 14, 1977
- Bayer Aktiengesellschaft
- Wilfried Keller
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Anionic sizes
- Patent number 4,001,193
- Issue date Jan 4, 1977
- Bayer Aktiengesellschaft
- Wulf VON Bonin
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Polyamines containing acid groups
- Patent number 3,932,363
- Issue date Jan 13, 1976
- Bayer Aktiengesellschaft
- Wolfgang Lehmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE