Wolfgang Pies

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Frankenthal, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for removing by-products obtained when producing acrylic aci...
- Patent number 6,348,638
- Issue date Feb 19, 2002
- BASF Aktiengesellschaft
- Volker Schliephake
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Separation by rectification of unsaturated carboxylic acids from so...
- Patent number 5,728,272
- Issue date Mar 17, 1998
- BASF Aktiengesellschaft
- Ulrich Hammon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of methanol
- Patent number 4,623,668
- Issue date Nov 18, 1986
- BASF Aktiengesellschaft
- Franz J. Broecker
- C07 - ORGANIC CHEMISTRY