Donnie G. Loveday

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Duncan, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Downhole plug apparatus
- Patent number 9,359,863
- Issue date Jun 7, 2016
- Halliburton Energy Services, Inc.
- Steven G. Streich
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DOWNHOLE PLUG APPARATUS
- Publication number 20140311752
- Publication date Oct 23, 2014
- Halliburton Energy Services, Inc.
- Steven G. Streich
- E21 - EARTH DRILLING MINING