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Class Information
Number: 376/296
Name: Induced nuclear reactions: processes, systems, and elements > Reactor protection or damage prevention > Shield or barrier between radiation or heat source and object to be protected (e.g., insulation, thermal shield) > Containment structures > Pressure vessels > Concrete > Prestressed
Description: Subject matter wherein the means to attenuate includes structure having built-in compressive or tensile forces.










Patents under this class:

Patent Number Title Of Patent Date Issued
6795518 Integral PWR with diverse emergency cooling and method of operating same Sep. 21, 2004
6757351 Modified large natural circulation reactor Jun. 29, 2004
6618461 Systems and methods to enhance passive containment cooling system Sep. 9, 2003
6570950 Nuclear plant containment with prefabricated component support structure May. 27, 2003
6519308 Corrosion mitigation system for liquid metal nuclear reactors with passive decay heat removal systems Feb. 11, 2003
5754612 Joint for interfacing steel head closure and prestressed concrete reactor vessel May. 19, 1998
5577085 Boiling water reactor with compact containment and simplified safety systems Nov. 19, 1996
5544210 Pressure vessel apparatus for containing fluid under high temperature and pressure Aug. 6, 1996
5351277 Method of constructing top slab of nuclear reactor container and nuclear reactor container constructed by the method Sep. 27, 1994
5204054 Nuclear reactor pressure vessel Apr. 20, 1993
5028378 Safety system for a gas cooled high temperature reactor Jul. 2, 1991
4842810 Nuclear power plant with a high temperature reactor located eccentrically in a cylindrical prestressed concrete pressure vessel Jun. 27, 1989
4797250 Nuclear reactor confinement enclosure foundation Jan. 10, 1989
4788031 Concrete reactor pressure vessel for a gas cooled nuclear reactor of low capacity Nov. 29, 1988
4756872 Nuclear power station for a gas-cooled high temperature pebble bed reactor Jul. 12, 1988
4743424 Nuclear reactor installation May. 10, 1988
4702052 Prestressed concrete pressure vessel and method for making such a vessel Oct. 27, 1987
4701298 Low capacity nuclear reactor placed underground in the cavity of a cylindrical pressure vessel Oct. 20, 1987
4696790 Prestressed concrete pressure vessel, in particular for a nuclear reactor installation Sep. 29, 1987
4661313 Metal liner for the lining of the cylindrical cavity of a reinforced concrete pressure vessel Apr. 28, 1987
4643872 Process for the construction of a nuclear reactor with a reinforced concrete pressure vessel Feb. 17, 1987
4627213 Method of constructing a nuclear power station Dec. 9, 1986
4534140 Annular slab for closing the vessel of a fast neutron nuclear reactor Aug. 13, 1985
4533513 Enclosing means for housing a nuclear reactor core Aug. 6, 1985
4479336 Concrete cover for high pressure vessels Oct. 30, 1984
4477409 Reinforced concrete pressure vessels for nuclear reactor installations Oct. 16, 1984
4416849 Nuclear power plant Nov. 22, 1983
4389825 Prestressed concrete pressure vessels with increased pressure-retaining capability Jun. 28, 1983
4356144 Closure hold-down system for a reactor vessel Oct. 26, 1982
4349991 Closing device for large passages in a prestressed pressure vessel Sep. 21, 1982
4313902 Prestressed concrete pressure vessels Feb. 2, 1982
4311558 Pressure vessel for a nuclear power plant Jan. 19, 1982
4308101 Fixing means for a substantially cylindrical nuclear reactor pressure vessel with a vertical axis Dec. 29, 1981
4265066 Prestressed concrete pressure vessels May. 5, 1981
4236573 High-temperature gas exit from a pre-stressed pressure container Dec. 2, 1980
4223496 High pressure, high-temperature vessel, especially for nuclear reactors Sep. 23, 1980
4195457 Closure device for pressure vessels Apr. 1, 1980
4095326 Method and apparatus for inserting post-stressing tendons in concrete structures Jun. 20, 1978
4050984 Closed cycle gas coolant nuclear power plant Sep. 27, 1977
4035974 Pressure tank for nuclear reactors with concrete enclosure Jul. 19, 1977
4022659 Nuclear powerplant with closed gas-cooling circuit for production of process heat May. 10, 1977
4015742 Anchorage of a lining in a cast iron reactor pressure vessel Apr. 5, 1977
3965630 Prestressed concrete boiler closure Jun. 29, 1976
3937351 Pressure vessels Feb. 10, 1976











 
 
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