Wei S. Yen

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Norwalk, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of removing iron from concentrated alum solutions
- Patent number 5,093,091
- Issue date Mar 3, 1992
- American Cyanamid Company
- David L. Dauplaise
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polymers containing hydroxamic acid groups for reduction of suspend...
- Patent number 4,767,540
- Issue date Aug 30, 1988
- American Cyanamid Company
- Donald P. Spitzer
- C01 - INORGANIC CHEMISTRY