Plug and method for plugging a penetration in a pressure vessel wall
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United States of America Patent
Stats
-
Aug 4, 1992
Grant Date -
N/A
app pub date -
May 10, 1991
filing date -
May 10, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A plug and method for plugging a penetration in a pressure vessel wall having a sleeve protruding through the penetration. The sleeve is cut at a point between the interior and exterior surfaces of the pressure vessel wall. The cut portion of the sleeve extending beyond the exterior surface of the pressure vessel wall is removed. A plug sized to fit within the penetration is inserted into the penetration so that one end of the plug is flush with the exterior surface of the pressure vessel wall. A weld pad is deposited on the end of the plug and the exterior surface of the pressure vessel wall.
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