System for annulus tooling alignment with suction pickup in the stay dome on the secondary side of a steam generator
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United States of America Patent
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Jan 16, 2007
Grant Date -
Sep 21, 2006
app pub date -
Mar 16, 2005
filing date -
Mar 16, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A system is provided for delivering tooling, suction pickup, and alignment platforms to a stay dome region of a stem generator or the tube-free lane regions adjacent to the stay dome region and includes a suction device positioned in the stay dome region of a steam generator capable of rotating 360.degree. about a vertical axis which also acts as a platform for mounting inter-bundle tooling and alignment devices used to position the suction device radially at any given tube location around the stay dome region to align it with an annulus based spray nozzle tube cleaning system.
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