US Patent 10184318 Downhole communication valve and method of use
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Patent abstract
A downhole communication valve containing a piston and chamber which allows hyrdrostatic testing of a casing or tubing string multiple times before permanently opening communication ports to the exterior.
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Patent Inventor Names
Mark B. Nichols0
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Patent Number
101843180
Date of Patent
January 22, 2019
0Patent Application Number
152259280
Date Filed
August 2, 2016
0Patent Citations Received
Patent Primary Examiner
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US Patent 10184318 Downhole communication valve and method of use
Infobox
Is a
Patent jurisdiction
Patent number
10184318
Date of patent
January 22, 2019
Patent application number
15225928
Date Filed
August 2, 2016
Patent primary examiner
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