Control rod
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United States of America Patent
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-
Feb 11, 2003
Grant Date -
Apr 25, 2002
app pub date -
Sep 27, 2001
filing date -
Sep 2, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
A fabricated control rod is disclosed having a spacer with a 'C' or 'U-shaped' channel cross-section. The spacer also has a bushing tube welded to each of its ends. Each end of the spacer is shaped to have a substantially continuous mating engagement with the exterior side surface of the adjacent bushing tube. Also, at least a substantially complete perimeter weld joins both the interior and exterior of each shaped end to the bushing tube.
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