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DIRK BOSMAN
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Dubai, AE
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last 30 patents
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Patent Grant
Apparatus and method for damping vibration in a drill string
Patent number
9,458,679
Issue date
Oct 4, 2016
APS Technology, Inc.
William Evans Turner
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
Apparatus And Method For Damping Vibration In A Drill String
Publication number
20120228028
Publication date
Sep 13, 2012
APS Technology, Inc.
WILLIAM EVANS TURNER
E21 - EARTH DRILLING MINING