Pipe joints or couplings – With casing – lining or protector – Insulated
Patent
1975-04-21
1978-03-21
Callaghan, Thomas F.
Pipe joints or couplings
With casing, lining or protector
Insulated
176 87, 250358P, 285 93, 285192, 285286, F16L 4100
Patent
active
040799670
ABSTRACT:
A nuclear reactor pressure vessel nozzle penetration device for fluid coolant delivery to the reactor core or to modular heat exchangers located within the vessel is described. The nozzle penetration device comprises a nozzle conduit having an annular double wall open at one end with thermal insulation therebetween, having the outer wall end attached to a portion of the reactor pressure vessel and disposed radially therefrom forming an air space therebetween.
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Callaghan Thomas F.
Edwards R. J.
Maguire J.
The Babcock & Wilcox Company
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