Case study Slotted Liner Repair in sagd well

Case study Slotted Liner Repair in sagd well

Slotted liner repair in a SAGD well HPHT

Application type: Slotted Liner Repair

Liner: 8 5/8″ x32lb/ft slotted liner

Patch ID after setting: 7.38in | 187,57mm

Temperature: 150°C | 302 °F

Depth: Approx 500m |1568ft vertical depth

Patch setting pressure: 262bar | 3799psi

Operation objectives 

  • Repair a partially damaged slotted liner without introducing borehole restriction nor physical obstruction.
  • Temperature resistant SES Patch setting in HT environment.

Result:

The 8.5/8in Ultraslim SES Patch was successfully positioned with a tubing tally. The SES Patch was set in 15 steps thanks to a 6.25in Inflatable Packer, in a horizontal well.