John M. Sheepy

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Ontario, CA

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Patents Grantslast 30 patents

Information Patent Grant
Defoamer emulsion compositions for pulp mill applications
- Patent number 7,893,115
- Issue date Feb 22, 2011
- Hercules Incorporated
- Huai N. Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Defoamers for pulp and papermaking applications
- Patent number 7,879,917
- Issue date Feb 1, 2011
- Hercules Incorporated
- Huai N. Cheng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Defoamers for pulp and papermaking applications
- Publication number 20060128884
- Publication date Jun 15, 2006
- Huai N. Cheng
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Defoamer emulsion compositions for pulp mill applications
- Publication number 20060128816
- Publication date Jun 15, 2006
- Huai N. Cheng
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...