Expandable Casing Mechanism, Application, Pros & Cons
This is one of the types of the casing with connections that can be run through the conventional casing (or other expandable casing) then expanded to a larger diameter than a conventional casing run through that same size pipe. While this is a relatively new technology, it has seen some good success in numerous applications. However, it is not necessarily a panacea, as there are drawbacks, too.
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