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Title: Bolt failure detection

Patent ·
OSTI ID:864993

Bolts of a liquid metal fast breeder reactor, each bolt provided with an internal chamber filled with a specific, unique radioactive tag gas. Detection of the tag gas is indicative of a crack in an identifiable bolt.

Research Organization:
Westinghouse Electric Corp., Madison, PA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC15-76CL02395
Assignee:
The United States of America as represented by the United States Department of Energy (Washington, DC)
Patent Number(s):
4,447,388
Application Number:
06/325,880
OSTI ID:
864993
Resource Relation:
Patent File Date: 1981 Nov 30
Country of Publication:
United States
Language:
English