Alford M. Williams

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic control of subsea well equipment
- Patent number 4,596,375
- Issue date Jun 24, 1986
- Vetco Offshore, Inc.
- Gary L. Hurta
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic control of subsea well equipment
- Patent number 4,497,369
- Issue date Feb 5, 1985
- Combustion Engineering, Inc.
- Gary L. Hurta
- E21 - EARTH DRILLING MINING