| http://www.w3.org/ns/prov#value | - In this application the ability of the device to accommodate variations in tubing profile or diameter is particularly useful, as it will often be the case that downhole tubing, whether in the form of casing or liner being expanded within a previously unlined or open bore, or a hanger or other tubing form being expanded within a larger diameter tubing, will encounter irregularities or restrictions
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