Marking of pipe joints
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United States of America Patent
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Jan 6, 2009
Grant Date -
Apr 27, 2006
app pub date -
Jul 17, 2003
filing date -
Jul 18, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An improved method of permanently marking the location of a tubular joint, the method including creating a cavity into the end surface of one of the tubular ends that are to be joined by a forge weld or screw thread connection, inserting a marker into said cavity and subsequently joining the tubular ends.
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Cited Art Landscape
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