George Dotson

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Tulsa, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Integrated mast and top drive for drilling rig
- Patent number 7,290,621
- Issue date Nov 6, 2007
- Helmerich & Payne, Inc.
- Alan Orr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Blow out preventer transportation
- Patent number 6,902,007
- Issue date Jun 7, 2005
- Helmerich & Payne, Inc.
- Alan Orr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Integrated mast and top drive for drilling rig
- Patent number 6,860,337
- Issue date Mar 1, 2005
- Helmerich & Payne, Inc.
- Alan Orr
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Integrated mast and top drive for drilling rig
- Publication number 20050126800
- Publication date Jun 16, 2005
- Helmerich & Payne, Inc.
- Alan Orr
- E21 - EARTH DRILLING MINING