Production method for a nuclear fuel assembly support grid and a nuclear fuel assembly support grid produced by the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 21, 2005
Grant Date -
Apr 22, 2004
app pub date -
Nov 5, 2002
filing date -
Nov 8, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
One object of the present invention is to provide a production method for a nuclear fuel assembly support grid that improves the corrosion resistance of welded parts without impairing the characteristics of the support grid so as to be able adequately withstand highly efficient operation. In order to achieve the object, the present invention provide a production method for a nuclear fuel assembly support grid comprising the steps of: assembling a plurality of straps in a grid form; welding intersections of each strap; and carrying out annealing thereafter to precipitate an intermetallic compound on the welded parts.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully