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Class Information
Number: 976/DIG.174
Name: Nuclear technology > Pressure vessels; containment vessels [g21c-13/00] *** (chemical or physical processes b01j-3/00; pressure vessels in general f16j-12/00) > Details (e.g., seals, supporting constructions, ventillating arrangements, tube joints with a vessel wall) [g21c-13/02] > Arrangements for expansion and contraction [g21c-13/04]

Patents under this class:

Patent Number Title Of Patent Date Issued
4767593 Multiple shell pressure vessel Aug. 30, 1988
4688628 Steam generator support system Aug. 25, 1987
4421714 Nozzle penetration for a nuclear reactor pressure vessel closure Dec. 20, 1983
4280873 Nuclear power installation with loop arrangement Jul. 28, 1981
4189347 Base for vessel subject to high temperature, especially for a pebble bed reactor vessel Feb. 19, 1980
4135974 Nuclear core positioning system Jan. 23, 1979
4043866 Liquid metal cooled fast breeder nuclear reactors Aug. 23, 1977
4035974 Pressure tank for nuclear reactors with concrete enclosure Jul. 19, 1977

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