Allan C. Sharp

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Aberdeen, GB

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Patents Grantslast 30 patents

Information Patent Grant
Metal seal well packer
- Patent number 5,685,369
- Issue date Nov 11, 1997
- ABB Vetco Gray Inc.
- Steven C. Ellis
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for drilling multiple offshore wells from with...
- Patent number 5,560,435
- Issue date Oct 1, 1996
- ABB Vecto Gray Inc.
- Allan C. Sharp
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wellhead completion system
- Patent number 5,327,965
- Issue date Jul 12, 1994
- ABB Vetco Gray Inc.
- Garry R. Stephen
- E21 - EARTH DRILLING MINING