Nyal S. Walker

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for determination of amine-based additives in drilling fluid...
- Patent number 6,194,216
- Issue date Feb 27, 2001
- Baker Hughes Incorporated
- Nyal S. Walker
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for determination of glycols and polyglycols in drilling flu...
- Patent number 5,627,076
- Issue date May 6, 1997
- Baker Hughes Incorporated
- Nyal S. Walker
- G01 - MEASURING TESTING