Apparatus for connecting tubular bodies
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United States of America Patent
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Apr 6, 2004
Grant Date -
Jun 20, 2002
app pub date -
Feb 11, 2002
filing date -
Oct 18, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An apparatus for connecting first and second tubular bodies comprising first and second flange assemblies, each of which has a hub and an annular flange in surrounding relationship to the hub, the hubs and flanges having engageable, complementary frustoconical surfaces that, when the first and second flange assemblies are subjected to compressive loading by means of threaded studs and nuts, cooperate to urge seal faces on the hubs into metal-to-metal sealing contact.
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