SHEAR RELEASE DISCONNECT

Limar Oil Tools

Coiled tubing

If a Coiled Tubing BHA becomes inadvertently stuck down hole, an overpull will shear a pre-determined number of shear screws to allow the upper section to disconnect from the lower assembly, leaving a standard GS internal type fish neck profile for future retrieval of the lower BHA section.

TOOL APPLICATIONS:
For use as a contingent release mechanism in a Coiled Tubing BHA

DESIGN FEATURES & BENEFITS:
Available in a range of sizes to suit industry standard Coiled Tubing diameters and BHA’s
High torque rating
Large thru bore
Multiple shear screw options for operational flexibility
Short make-up length
Disconnect Sub fitted with standard GS type internal fish neck profile
Simple, robust design ensuring ease of operation for the end user
Selected components QPQ treated
Hexagonal flats for safe make-up & break-out
Connection options to suit customer requirements
Corrosion resistant materials
Assembly Part No. Actual OD Maximum ID Disconnect GS Profile Make up Length
146-1687-XXX-RX 1.687" 0.625" 1-1/2" 11.50"
146-1750-XXX-RX 1.750" 0.625" 1-1/2" 11.50"
146-2125-XXX-RX 2.125" 0.812" 2" 12.73"
146-2375-XXX-RX 2.375" 0.812" 2" 12.73"
146-2875-XXX-RX 2.875" 1.375" 3" 16.13"