Gas feed pipe connecting screw for continuous casting nozzle
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United States of America Patent
Stats
-
Jun 26, 2007
Grant Date -
Feb 24, 2005
app pub date -
Aug 4, 2004
filing date -
Aug 5, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A gas feed pipe connecting screw for a continuous casting nozzle which is mounted to the continuous casting nozzle formed with an axially extending ring-shaped slit concentric with a nozzle bore. The screw connects the nozzle to a gas feed pipe for blowing a gas into the slit. The screw includes a screw body having a gas feed hole formed through its central portion, a flange fitted into a mounting hole formed in a side wall of the continuous casting nozzle, a male thread engaging a first female thread formed in the mounting hole, and a second female thread formed in the gas feed hole for connection of the gas feed pipe. The flange has a detent corner engaging refractory mortar filling the mounting hole.
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Cited Art Landscape
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