Method for repairing guide rails of an assembly radially maintaining a support plate of a pressurized water nuclear reactor core
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United States of America Patent
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Mar 15, 2011
Grant Date -
Jun 17, 2010
app pub date -
Sep 6, 2006
filing date -
Oct 4, 2005
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Abstract
The invention concerns a method for repairing guide rails (27) of an assembly (10) radially maintaining a core supporting plate (5), which consists in measuring the spacing between the spans of the lateral branches of the guide rail (27) to be repaired, cutting and removing at least one lateral branch of said guide rail (27) to be repaired, measuring the dimensions of said lateral branch and machining with identical dimensions at least one substitution lateral branch, mounting and fixing said substitution lateral branch and measuring the spacing between the spans of the lateral branches of the repaired guide rail.
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