US Patent 10533389 Valve assembly for drilling systems
Patent 10533389 was granted and assigned to Schlumberger on January, 2020 by the United States Patent and Trademark Office.
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Patent abstract
A valve assembly for drilling systems comprising a bidirectional valve (1) cooperating with a hydraulic clamping device (2) and being applied to a drilling machine for supplying a drilling fluid in two discrete directions, the valve assembly comprising a valve outer body adapted to be arranged between drilling rods while allowing said rod to be exchanged while keeping the mud continuously circulating.
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Patent Inventor Names
Luigi Peveri0
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US Patent 10533389 Valve assembly for drilling systems
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Patent applicant
Current assignee
Patent jurisdiction
Patent number
10533389
Date of patent
January 14, 2020
Patent application number
15516021
Date Filed
October 1, 2015
Patent primary examiner
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