John Strachan Nicoll

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Danestone, GB

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Patents Grantslast 30 patents

Information Patent Grant
Insert sleeve forming device for a recess shoe
- Patent number 7,857,064
- Issue date Dec 28, 2010
- Baker Hughes Incorporated
- Graham E. Farquhar
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
INSERT SLEEVE FORMING DEVICE FOR A RECESS SHOE
- Publication number 20080302540
- Publication date Dec 11, 2008
- BAKER HUGHES INCORPORATED
- Graham E. Farquhar
- E21 - EARTH DRILLING MINING