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Class Information
Number: 976/DIG.128
Name: Nuclear technology > Control of nuclear reaction [g21c-7/00] > By application of neutron-absorbing material (i.e., material with absorption cross section very much in excess of reflection cross section) [g21c-7/06] > By displacement of solid control elements (e.g., control rods) [g21c-7/08] > Means for obtaining differential movement of control elements [g21c-7/18]

Patents under this class:

Patent Number Title Of Patent Date Issued
4820478 Nuclear reactor control rod with uniformly changeable axial worth Apr. 11, 1989
4716008 Device for control of the core of a nuclear reactor Dec. 29, 1987
4707329 Nuclear reactor control rod with uniformly changeable axial worth Nov. 17, 1987
4683102 Device for operating a cluster of neutron absorber elements in a pressurized water nuclear reactor Jul. 28, 1987
4544521 Actuating device for two clusters of control rods movable vertically in one and the same fuel array of the core of a nuclear reactor Oct. 1, 1985
4386048 Variable overlap control May. 31, 1983

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