Interruptible pressure testing valve
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United States of America Patent
Stats
-
May 10, 2016
Grant Date -
Jul 17, 2014
app pub date -
Jan 16, 2013
filing date -
Jan 16, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A wellbore servicing system comprising a pressure testing valve incorporated within a casing string and comprising a housing comprising one or more ports and an axial flowbore, a sliding sleeve, wherein the sliding sleeve is positioned within the housing and transitional from a first position to a second position through a sliding sleeve stroke, wherein, in the first position, the sliding sleeve blocks a route of fluid communication via the one or more ports and, in the second position the sliding sleeve does not block the route of fluid communication via the one or more ports, wherein the pressure testing valve is configured such that application of a predetermined pressure to the axial flowbore for a predetermined duration causes the sliding sleeve to transition from the first position to the second position, wherein the predetermined duration is at least about one minute.
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