Tubular connection
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Sep 29, 1987
Grant Date -
N/A
app pub date -
Oct 29, 1986
filing date -
Oct 29, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A connection for well tubular goods including a male member, a female member, each having a double set of steep tapered hook threads, two internal pressure seals including a compressible primary metal-to-metal seal and a supplementary seal made up of a resilient corrosion resistant material and additionally, a primary resilient corrosion resistant external pressure seal, and a reverse shoulder engagement between the end of the male member and a shoulder on the female member to hold the primary metal sealing surfaces in sealing engagement.
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