Donald Robert Battenfelder

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Cochrane, CA

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Patents Grantslast 30 patents

Information Patent Grant
Split stream oilfield pumping system utilizing recycled, high reid...
- Patent number 8,672,032
- Issue date Mar 18, 2014
- Calfrac Well Services Ltd.
- Dwight M. Bobier
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Split stream oilfield pumping system utilitzing recycled, high reid...
- Publication number 20100326663
- Publication date Dec 30, 2010
- Dwight M. Bobier
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...