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Michael Maclurg
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Inverurie, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Control line space out tool
Patent number
9,366,132
Issue date
Jun 14, 2016
Weatherford Technology Holdings, LLC
Neal Calder
E21 - EARTH DRILLING MINING
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Patent Grant
Velocity strings
Patent number
9,228,405
Issue date
Jan 5, 2016
Weatherford Technology Holdings, LLC
Roddie Smith
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Control Line Space Out Tool
Publication number
20130014942
Publication date
Jan 17, 2013
Neal Calder
E21 - EARTH DRILLING MINING
Information
Patent Application
Velocity Strings
Publication number
20120298377
Publication date
Nov 29, 2012
Roddie Smith
E21 - EARTH DRILLING MINING