Gary D. Herring

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Anchorage, AK, US

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Patents Grantslast 30 patents

Information Patent Grant
Well treatment method using sodium silicate to seal formation
- Patent number 4,662,448
- Issue date May 5, 1987
- Atlantic Richfield Company
- James D. Ashford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Squeeze cement method using coiled tubing
- Patent number 4,627,496
- Issue date Dec 9, 1986
- Atlantic Richfield Company
- James D. Ashford
- E21 - EARTH DRILLING MINING