String shoe with BKO check valve
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TMC Group Managing Company LLC manufactures and supplies String shoe with BKO check valve.
Details
String shoe with BKO check valve
Purpose
It is intended to equip the bottom of the casing string made of pipes as per GOST 632-80 in order to guide them along the wellbore and protect against damage when running into the well, as well as to prevent grouting mortar backflow into the casing string after its forcing through.Field of application
In oil and gas wells as part of the process equipment of casin strings with connecting elements made with any threads, including premium.Advantages
- The shoe consists of a rugged steel body and a hemispherical concrete extension connected thereto.
- The product is easy to drill.
- Can be made with connecting short triangular thread, with trapezoidal threads OTTM and OTTG as per GOST 632-80.
- Can be made with TENARIS and BUTTRESS threads according to American Petroleum Institute (API) standards and TU 3663-004-78682242-2014 specifications.
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