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US Patent 8397742 Shuttle valve

Patent 8397742 was granted and assigned to Dtl Technologies on March, 2013 by the United States Patent and Trademark Office.

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Patent Citations Received
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US Patent 11976738 Low friction hydraulic circuit control components
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Edits on 29 Nov, 2023
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Patent abstract

A shuttle valve useful in connection with operation of underwater blowout preventers employs soft seals sealing an annulus between an inlet bore and the outer periphery of the shuttle to provide hydraulic function control from a high pressure low flow supply source such as a low volume positive displacement pump on a remotely operated vehicle without losing opposing inlet sealing and hydraulic fluid dump the opposing inlet during a return stroke of the pump.

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Patent Inventor Names
Brian Frank Matteucci0
Thomas Benjamin Thrash0
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Patent Citations Received
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US Patent 11713824 Valve with press-fit insert
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US Patent 11686402 Pressure relief valve with bi-directional seat
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Edits on 7 Jun, 2023
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US Patent 11668159 Valve with pump rotor passage for use in downhole production strings
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US Patent 08397742 Shuttle valve US Patent 8397742 Shuttle valve

Infobox
Patent Number
083977420
Patent Number
83977420
Edits on 24 Sep, 2022
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edited on 24 Sep, 2022
Infobox
Is a
Patent
Patent
0
Current Assignee
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Dtl Technologies
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
083977420
Date of Patent
March 19, 2013
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Patent Application Number
126537070
Date Filed
December 17, 2009
0
Patent Primary Examiner
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John K. Fristoe, Jr.
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Edits on 16 Dec, 2021
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 US Patent 08397742 Shuttle valve

Infobox
Is a
Patent
Patent
Current assignee
‌
Dtl Technologies
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
08397742
Date of patent
March 19, 2013
Patent application number
12653707
Date Filed
December 17, 2009
Patent primary examiner
‌
John K. Fristoe, Jr.

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