Piping of nuclear reactor containment vessel

Details Piping of nuclear reactor containment vessel Piping of nuclear reactor containment vessel

1984-10-10

1987-08-18

Walsh, Donald P.

Induced nuclear reactions: processes, systems, and elements

Reactor protection or damage prevention

Shield or barrier between radiation or heat source and...

376250, 376293, G21C 900

Patent

active

046876251

ABSTRACT:
Piping of a nuclear reactor containment vessel comprises pipes passing through the containment vessel and, extending to the outside of the containment vessel, outer shut-off valves each provided at a portion of the pipe which is located at the outside of the containment vessel for closing the pipe and isolating vessels for covering at least outer surfaces of welded portions of the pipes each being located between an outer wall surface of the containment vessel and a portion including the outer shut-off valve and for isolating the covered portions of the pipes from atmosphere.

REFERENCES:
patent: 3098023 (1963-07-01), Schluderberg
patent: 3299417 (1967-01-01), Sibthorpe
patent: 4252611 (1981-02-01), Mizumachi et al.

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