Alan Meadows

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Burton-on-Trent, GB

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for locating a member in a borehole
- Patent number 4,914,432
- Issue date Apr 3, 1990
- Coal Industry (Patents) Limited
- Alan Meadows
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of locating a member in a borehole
- Patent number 4,879,695
- Issue date Nov 7, 1989
- Coal Industry (Patents) Limited
- Alan Meadows
- E21 - EARTH DRILLING MINING
Information Patent Grant
Telemetry system for borehole drilling
- Patent number 4,792,802
- Issue date Dec 20, 1988
- Coal Industry (Patents) Limited
- Alan Meadows
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill pipe sections
- Patent number 4,496,203
- Issue date Jan 29, 1985
- Coal Industry (Patents) Limited
- Alan Meadows
- E21 - EARTH DRILLING MINING