David W. Sopher

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Maarssenbroek, NL

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Patents Grantslast 30 patents

Information Patent Grant
Separation of certain carboxylic acids utilizing cation exchange me...
- Patent number 4,476,025
- Issue date Oct 9, 1984
- The United States of America as represented by the United States Department o...
- Helena L. Chum
- C07 - ORGANIC CHEMISTRY