Hubert L. Elkins

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Well drilling method and system
- Patent number 6,527,062
- Issue date Mar 4, 2003
- Vareo Shaffer, Inc.
- Hubert L. Elkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well drilling method and system
- Patent number 6,374,925
- Issue date Apr 23, 2002
- Varco Shaffer, Inc.
- Hubert L. Elkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subsea hydraulic control system
- Patent number 6,192,680
- Issue date Feb 27, 2001
- Varco Shaffer, Inc.
- James D. Brugman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well control method and apparatus
- Patent number 4,630,680
- Issue date Dec 23, 1986
- Hydril Company
- Hubert L. Elkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for forming boreholes
- Patent number 4,558,750
- Issue date Dec 17, 1985
- Hydril Company
- James A. Burton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well control method and apparatus
- Patent number 4,478,287
- Issue date Oct 23, 1984
- Hydril Company
- Joseph H. Hynes
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Well drilling method and system
- Publication number 20020108783
- Publication date Aug 15, 2002
- Hubert L. Elkins
- E21 - EARTH DRILLING MINING