Keith D. Pewitt

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Duncan, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Compositions for modifying rheological properties of cement systems
- Patent number 9,296,939
- Issue date Mar 29, 2016
- Halliburton Energy Services, Inc.
- Benjamin John Iverson
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Sorel cements and methods of making and using same
- Patent number 7,654,326
- Issue date Feb 2, 2010
- Halliburton Energy Services, Inc.
- Ashok Santra
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Cement Compositions Comprising Saponins and Associated Methods
- Publication number 20130319673
- Publication date Dec 5, 2013
- Halliburton Energy Services, Inc.
- Keith D. Pewitt
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Compositions for modifying rheological properties of cement systems
- Publication number 20110275736
- Publication date Nov 10, 2011
- Halliburton Energy Services, Inc.
- Benjamin J. Iverson
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Sorel cements and methods of making and using same
- Publication number 20100006288
- Publication date Jan 14, 2010
- Halliburton Energy Services, Inc.
- Ashok Santra
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES