Coiled tubing apparatus

Fluid handling – Systems – Flow path with serial valves and/or closures

Patent

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Details

251339, 166325, 1663327, F16R 17168, E21B 3412

Patent

active

057043930

ABSTRACT:
The apparatus and method for injecting coiled tubing downhole includes a connector member disposed on the end of the coiled tubing and supporting a downhole tool. The connector member includes a dual check valve in the fluid passageway which allows fluid passage to actuate the packer member and closes the fluid passage after the connector member is disconnected from the packer member. The connector member may also include a valve member which allows circulation down the flow bore of the coiled tubing. The packer member includes a valve for the passage of well fluids between the packer member and coiled tubing.

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DEA-44/DEA-67 International Technology Forum; Horizontal-Slimhole-Coiled Tubing; Maurer Engineering, Inc.; (Sep. 29, 1993) (18 pages).

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