David G. Parman

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San Ramos, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Downhole wellbore heating system and method
- Patent number 9,416,640
- Issue date Aug 16, 2016
- Pentair Thermal Management LLC
- David G. Parman
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Downhole Wellbore Heating System and Method
- Publication number 20140099084
- Publication date Apr 10, 2014
- David G. Parman
- E21 - EARTH DRILLING MINING