Dylan Davies

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Borehole casing diagnostic apparatus and method
- Patent number 4,857,831
- Issue date Aug 15, 1989
- Schlumberger Technology Corporation
- Dylan H. Davies
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method, system, and tool for investigating borehole casings
- Patent number 4,794,322
- Issue date Dec 27, 1988
- Schlumberger Technology Corp.
- Dylan Davies
- E21 - EARTH DRILLING MINING