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Ryan J. Morgan
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Broken Arrow, OK, US
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last 30 patents
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Patent Grant
Subsurface safety valve with closure provided by the flowing medium
Patent number
7,493,956
Issue date
Feb 24, 2009
Baker Hughes Incorporated
Brian S. Shaw
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
Subsurface safety valve with closure provided by the flowing medium
Publication number
20070215352
Publication date
Sep 20, 2007
BAKER HUGHES INCORPORATED
Brian S. Shaw
E21 - EARTH DRILLING MINING