WELL INTERVENTION DRILLING & COMPLETIONS UNCONVENTIONAL RESOURCES RESERVOIR OPTIMIZATION Production Annulus Isolation Barrier to back up the Production Packer Single Set Packer and Cement Retainer Kit Location: Bass Strait, Victoria, Australia CHALLENGE: The operator needed to create annulus isolation without removing the production string. SOLUTION: TAM deployed an inflatable Cement Retainer on 1.66-in. drill pipe through several restrictions in the production string. A cement plug was placed inside the 3 1/2-in. tubing above a wireline bridge plug and the 3 1/2-in. tubing was perforated above the production packer depth. A 1.69-in. Single Set Cement Retainer Assembly with 2 1/8-in. bi-directional thru-tubing inflatable element and a cement retainer kit was run and set at 2,690 MD.

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