Plug connection and pipe section for a drill pipe
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United States of America Patent
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Mar 22, 2016
Grant Date -
Aug 16, 2012
app pub date -
Feb 9, 2012
filing date -
Feb 10, 2011
priority date (Note) -
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Abstract
A plug connection for connecting two pipe sections of a drill pipe has a connecting plug on one end of a first of the pipe sections and a connecting bushing on one end of the second pipe section. The connecting plug and the connecting bushing have helical meshing guide projections and/or guide grooves. A pipe section for a drill pipe has on one of its ends a corresponding connecting plug and on the other end a corresponding connecting bushing.
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