Detachable and leaktight device for closing an orifice of a nucl

Details Detachable and leaktight device for closing an orifice of a nucl Detachable and leaktight device for closing an orifice of a nucl

1980-03-07

1982-04-13

Walsh, Donald P.

Induced nuclear reactions: processes, systems, and elements

Seal arrangements

414146, 376205, 376245, G21C 1920

Patent

active

043246168

ABSTRACT:
A detachable and leaktight device for closing an orifice of a nuclear reactor vessel during hydraulic pressure testing comprises a body which bears, inside the vessel, on an internal part of the vessel which is resistant to the thrust stresses during the application of pressure, sealing means for producing a seal between the interior and the exterior of the vessel and being mounted on the body, and operating means for fixing and/or demounting the device, the operating means being accessible and operable from outside the vessel.

REFERENCES:
patent: 3653410 (1972-04-01), West
patent: 3853702 (1974-12-01), Bevilalqua
patent: 4028176 (1977-06-01), Kraupa
patent: 4174123 (1979-11-01), Schluderberg

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