Apparatus and method for locating joints in coiled tubing...

Details Apparatus and method for locating joints in coiled tubing... Apparatus and method for locating joints in coiled tubing...

E - Fixed Constructions

21

B

E21B 34/14 (2006.01) E21B 21/10 (2006.01) E21B 34/00 (2006.01) E21B 34/06 (2006.01) E21B 47/09 (2006.01)

Patent

CA 2407452

An apparatus and method is provided for locating joints in coiled tubing operations. The apparatus is adapted for running into a well on coiled tubing and for use during reverse circulating and fracturing operations. The apparatus having a central passageway for fluids, a collar locator module, a one-way valve coupled to the central passageway to allow for the flow of fluids in one direction but not the other, a port coupled to the central passageway to allow fluids to exit when the one-way valve is functioning, a movable cover module to cover the port to build up pressure in the central passageway, and a flow diverting module for permanently diverting the flow of fluids from the port to the central passageway.

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