Set for producing a threaded connection for drilling and operating hydrocarbon wells, and resulting threaded connection
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United States of America Patent
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Jan 6, 2015
Issued Date -
N/A
app pub date -
May 3, 2010
filing date -
May 12, 2009
priority date (Note) -
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Abstract
A threaded connection includes first and second tubular components each with an axis of revolution. The first component including a male threaded end, the second component including a female threaded end, and both the male and female threaded ends finishing in a terminal surface. The threaded zones include, over a portion defined as in a self-locking make-up, threads, which before the self-locking make-up and when viewed in a longitudinal section passing through the axis of revolution of the first and second components, each include: a thread crest, a thread root, a load flank, and a stabbing flank. A width of the thread crests of each component reducing in a direction of the terminal surface of the component under consideration, while a width of the thread roots increases. A lead of the male stabbing flanks and/or load flanks is different from a lead of the female stabbing flanks and/or load flanks.
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