Stuart I. Jardine

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Cambridge, GB

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Patents Grantslast 30 patents

Information Patent Grant
Down hole tool and method
- Patent number 6,845,819
- Issue date Jan 25, 2005
- Schlumberger Technology Corporation
- Michael P. Barrett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Down hole tool and method
- Patent number 6,446,718
- Issue date Sep 10, 2002
- Schlumberger Technology Corporation
- Michael P. Barrett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole tool and method
- Patent number 6,405,798
- Issue date Jun 18, 2002
- Schlumberger Technology Corporation
- Michael P. Barrett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Alarm system for wellbore site
- Patent number 5,952,569
- Issue date Sep 14, 1999
- Schlumberger Technology Corporation
- Timothy Tristam Jervis
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of warning of pipe sticking during drilling operations
- Patent number 5,454,436
- Issue date Oct 3, 1995
- Schlumberger Technology Corporation
- Stuart I. Jardine
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for determining characteristics of the movemen...
- Patent number 4,958,125
- Issue date Sep 18, 1990
- Anadrill, Inc.
- Stuart Jardine
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of determining drill bit wear
- Patent number 4,928,521
- Issue date May 29, 1990
- Schlumberger Technology Corporation
- Stuart Jardine
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Down hole tool and method
- Publication number 20020096322
- Publication date Jul 25, 2002
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Michael P. Barrett
- E21 - EARTH DRILLING MINING