Well probe able to be uncoupled from a rigid coupling connecting it to the surface

Well probe lowered into a well and joined to a rigid coupling such as a tubular column and able to be mechanically uncoupled from the latter. The probe comprises two offset shoes (5 and 6) fixed outside the column (7) and an intermediate shoe (7) provided with a central passage (9) larger than the c...

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Bibliographische Detailangaben
1. Verfasser: JEAN CZERNICHOW
Format: Patent
Sprache:eng
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