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Peter Ryan Morris
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Belfast, GB
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last 30 patents
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Patent Grant
Flow stop valve
Patent number
9,347,286
Issue date
May 24, 2016
Pilot Drilling Control Limited
George Swietlik
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
FLOW STOP VALVE
Publication number
20120227982
Publication date
Sep 13, 2012
Pilot Drilling Control Limited
George Swietlik
E21 - EARTH DRILLING MINING