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Robert DeVellis
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Antioch, CA, US
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last 30 patents
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Patent Grant
Method and device for separating polar from non-polar liquids using...
Patent number
4,846,977
Issue date
Jul 11, 1989
The Dow Chemical Company
Robert DeVellis
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Method of converting resin solution to aqueous dispersion
Patent number
4,383,056
Issue date
May 10, 1983
The Dow Chemical Company
Alvin W. Baker
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...