Snubbing Case History #2
Objective: Remove frac string and install completion system.
Well Information: 11 Mpa sour gas well was fractured through 89mm tubing. Depth: 1,800m
Procedure: Rig up snubbing unit, and pressure test. Release packer, strip out tubing hanger and POOH with frac string. With one joint left, land tubing hanger and install enough riser spool to accept the BHA. Snub out tubing hanger, 1 joint, and BHA. Remove riser spool and change over handling equipment to 73mm. Strip in BHA, and 73mm tubing. Strip in tubing hanger, set packer, land tubing and rig out.
Time on location: 19 hours over 2 days