Assembly for producing a threaded connection, method for making up and breaking out said connection and use of said connection in a work over riser
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United States of America Patent
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Mar 6, 2018
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N/A
app pub date -
Nov 23, 2010
filing date -
Nov 27, 2009
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Abstract
An assembly for producing a threaded connection, including first and second tubular components with an axis of revolution, each including at one end a male threaded zone produced on the external circumferential surface, the ends each finishing in a terminal surface forming a direct drive dog clutch device to fix the first and second tubular components in rotation, and including a third tubular component which also has an axis of revolution and includes at each end on its internal circumferential surface two female threaded zones, one of the two male threaded zones being capable of cooperating with one of the two female threaded zones while the other male threaded zone can co-operate with the other female threaded zone. The male end of the first tubular component and the corresponding female end of the third tubular component include a mechanism for free rotation.
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