Donald G. LOVEDAY

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Duncan, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Method to restrict the number of cycles in a continuous j-slot in a...
- Patent number 8,869,886
- Issue date Oct 28, 2014
- Halliburton Energy Services, Inc.
- Steven G. Streich
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Method to restrict the number of cycles in a continuous j-slot in a...
- Publication number 20130025882
- Publication date Jan 31, 2013
- Halliburton Energy Services, Inc.
- Steven G. STREICH
- E21 - EARTH DRILLING MINING