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Class Information
Number: 976/DIG.103
Name: Nuclear technology > Moderator or core structure; selection of materials for use as moderator [g21c-5/00] > Details [g21c-5/02] > Means for preventing undesired asymmetric expansion of the complete structure (e.g., stretching devices, pins) [g21c-5/08]
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
5093075 Upper internal nuclear reactor equipments including a flow separation device Mar. 3, 1992
4960561 Nuclear reactor lower internals Oct. 2, 1990
4925624 Pressurized water nuclear reactor with solid partitioning May. 15, 1990
4879089 Liquid metal cooled nuclear reactors Nov. 7, 1989
4849162 Modular radial neutron reflector Jul. 18, 1989
4842813 Nuclear reactor having a longitudinally elongated vessel Jun. 27, 1989
4756877 Core barrel support system for nuclear reactors Jul. 12, 1988
4751042 Removable control rod drive shaft guide Jun. 14, 1988
4746486 Device for checking clearance between the periphery of the upper core plate and the inner surface of the core enclosure of a pressurized water nuclear reactor May. 24, 1988
4716013 Nuclear reactor Dec. 29, 1987
4707325 Gauge plate for use in customizing a replacement upper core plate in a nuclear reactor, and method of using the gauge plate Nov. 17, 1987
4701299 Modular lining for adapting the containment to the core of a pressurized water nuclear reactor Oct. 20, 1987
4696786 Process and device for adapting new upper internal equipment to the vessel of a pressurized water nuclear reactor Sep. 29, 1987
4596689 Lateral restraint assembly for reactor core Jun. 24, 1986
4442066 Supporting floor for the core of a nuclear reactor Apr. 10, 1984
4409179 Pressurized core shroud for aligning a nuclear reactor core Oct. 11, 1983
4379119 Apparatus for supporting core constituting elements in nuclear reactor core Apr. 5, 1983
4142934 Spacer for supporting fuel element boxes Mar. 6, 1979
4135974 Nuclear core positioning system Jan. 23, 1979
4075058 Articulated fuel assembly Feb. 21, 1978
4073685 Reactor core lateral restraint assembly Feb. 14, 1978
4070241 Nuclear reactor removable radial shielding assembly having a self-bowing feature Jan. 24, 1978
4004973 Neutronic reactor Jan. 25, 1977
3987860 Nuclear reactor core stabilizing arrangement Oct. 26, 1976
3959073 Reactor hold-down arrangement May. 25, 1976
3939039 Reactor core clamping device Feb. 17, 1976











 
 
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