Snubbing Case History #6
Objective: Replace 73mm tubing with 60.3mm tubing for better fluid lift, company acquired permission to co-mingle zones, so packer will be removed
Well Information: 5,500 Kpa gas well, 1,600m deep.
Procedure: Rig up snubbing unit and pressure test. Try to unset packer but cannot. Free point and cut tubing. Set bridge plug and POOH. RIH overshot, wash over pipe floats bumper sub and jars. Latch onto fish and work free. POOH fishing string and fish. Change over handling equipment to 60.3mm. RIH slick string.
Time on location: 55 hours over 8 days working 24s over a 32 day period