Threaded connection with high bend and torque capacities

作者: Michael Dewayne Finke

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摘要: An example threaded connection includes first component and a second component. The may have outer diameter, portion at or near the an end portion. diameter greater than diameter; portion, least one of sets threads having variable pitch taper; internal shoulder positioned to contact when are engaged with A ring be coupled engage is within

参考文章(37)
Rainer Jurgens, James R Cruickshank, Drill collar with thread connections ,(1974)
Gregory Otten, Charles Ohlendorf, Martin Morrish, Multi-taper and multi-pitch diameter API eight round thread coupling ,(2003)
Todd Andrew Haines, Coupling for rotary drill strings ,(2001)
Kenneth J. Cartensen, Threaded tubing and casing joint ,(1988)
Antero Ala-Jokimaki, Kalevi Helasuo, Percussive drill rod system ,(1983)
Gary M. Crase, Angle adjustment sub ,(1976)
Roger D. Chancey, Joseph Stephen Williamson, Scott L. Granger, Drill stem connection ,(2005)