Gerd Schaefer

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Monsheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for the separation of polymeric by-products from 1,4-butynediol
- Patent number 7,605,292
- Issue date Oct 20, 2009
- BASF Aktiengesellschaft
- Rudolf Erich Lorenz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the separation of polymeric by-products from 1,4-butynediol
- Patent number 7,572,941
- Issue date Aug 11, 2009
- BASF Aktiengesellschaft
- Rudolf Erich Lorenz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the separation of polymeric by-products from 1,4-butynediol
- Patent number 7,538,254
- Issue date May 26, 2009
- BASF Aktiengesellschaft
- Rudolf Erich Lorenz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the separation of polymeric by-products from 1,4-butynediol
- Patent number 7,524,996
- Issue date Apr 28, 2009
- BASF Aktiengesellschaft
- Rudolf Erich Lorenz
- C07 - ORGANIC CHEMISTRY