Michael K. Russell

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Prestbury, GB

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Patents Grantslast 30 patents

Information Patent Grant
System and method of controlling rotation of a downhole instrument...
- Patent number 5,695,015
- Issue date Dec 9, 1997
- Camco Drilling Group Ltd. of Hycalog
- John D. Barr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Assemblies for supporting electrical circuit boards within tubes
- Patent number 4,855,870
- Issue date Aug 8, 1989
- NL Industries, Inc.
- Michael K. Russell
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Devices for imparting rotary motion
- Patent number 4,725,197
- Issue date Feb 16, 1988
- NL Industries, Inc.
- Michael K. Russell
- E21 - EARTH DRILLING MINING
Information Patent Grant
Down-hole devices for imparting rotary motion
- Patent number 4,714,403
- Issue date Dec 22, 1987
- NL Industries, Inc.
- Michael K. Russell
- E21 - EARTH DRILLING MINING
Information Patent Grant
Assemblies for supporting electrical circuit boards within tubes an...
- Patent number 4,694,555
- Issue date Sep 22, 1987
- NL Industries, Inc.
- Michael K. Russell
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR