The Operator on the UK Sector of the North Sea had a challenge with low reservoir pressure and tubing integrity. Among other options, the customer considered and selected ThermaSet to solve their challenge.
Below, you get more insight into this case, and you may download your copy of the case study, which also includes details about how Wellcem implemented the solution and most importantly – the results achieved for the operator company.
The challenge in this case was low reservoir pressure and tubing integrity:
In addition, there was tubing integrity problems:
The customer needed something that could be pumped passed the damage area in the tubing without the risk of bridging or blockage. The chemical need would have to be light weight due to the low formation pressure. ThermaSet® was a viable solution that met the criteria for this particular application. Standard cement was not a good option.
The primary objective was to place a 1.03 SG ThermaSet® kill pill across the perforations in the 7’’ Liner and also squeeze 30% plugging material into the reservoir zone, to plug and secure the well.
The customers’ options
A cement plug would fail to plug this well, because the formation pressure cannot withstand the weight of cement. Therefore, the customer had to look after other options:
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