David W. SMITH

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Rock Springs, WY, US

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Patents Grantslast 30 patents

Information Patent Grant
Impurities removal from waste solids in the production of soda ash,...
- Patent number 8,771,622
- Issue date Jul 8, 2014
- Solvay Chemicals, Inc.
- Ronald O. Hughes
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Removal of impurities in the production of crystalline sodium carbo...
- Patent number 8,337,571
- Issue date Dec 25, 2012
- Solvay Chemicals, Inc.
- James D. Phillip
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Impurities removal from waste solids in the production of soda ash,...
- Publication number 20110274599
- Publication date Nov 10, 2011
- SOLVAY CHEMICALS, INC.
- Ronald O. HUGHES
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Removal of impurities in the production of crystalline sodium carbo...
- Publication number 20100226840
- Publication date Sep 9, 2010
- SOLVAY CHEMICALS, INC.
- James D. PHILLIP
- C01 - INORGANIC CHEMISTRY