Case Study : Successful Stage Tool repair with Saltel Patch

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Published on 16 juillet 2018

Successful Stage Tool repair with Saltel Patch

Ensuring well integrity, enabling Fracturing the well, leaving sufficient ID for the largest frac ball, and withstanding 8,900 psi [613 bar] frac pressure.

Context

The client well had a frac port that was stuck in the open position. To resume fracturing operations, a casing patch had to be set inside the well to isolate the stage tool and restore well integrity.
The stage tool was milled out to drift ID 3.794 in [96.39 mm], the Patch needed to leave access for a 3.375in [85.73 mm] ball, yet still withstand high fracturing pressures of 8,900psi for multiple fracs with 2,000 tons of proppant.

Solution

39.47ft long patch x 4.5in x 0.118in (reinforced) Elastomer thickness 0.059in, RIH OD 3.504in

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