Hans Westermann

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Marl, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of polyesters
- Patent number 4,339,570
- Issue date Jul 13, 1982
- Bayer Aktiengesellschaft
- Edgar Muschelknautz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of high molecular weight polyesters
- Patent number 4,128,534
- Issue date Dec 5, 1978
- Bayer Aktiengesellschaft
- Armin Kohler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of high molecular weight polyesters
- Patent number 4,128,533
- Issue date Dec 5, 1978
- Bayer Aktiengesellschaft
- Armin Kohler
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...