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Class Information
Number: 976/DIG.123
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] > Construction of control elements [g21c-7/10] > Control elements made of flat elements; control elements having cruciform cross section [g21c-7/10e]

Patents under this class:

Patent Number Title Of Patent Date Issued
4925620 Control rod absorber section fabrication by square tube configuration and dual laser welding process May. 15, 1990
4902470 Control rod Feb. 20, 1990
4888150 Control rod for nuclear reactors Dec. 19, 1989
4882123 Hafnium control rod for nuclear reactors Nov. 21, 1989
4876060 Control blade for nuclear reactor Oct. 24, 1989
4874574 Control rod Oct. 17, 1989
4861544 BWR control rod Aug. 29, 1989
4788027 Method and means for remote removal of guide balls from nuclear reactor control rods Nov. 29, 1988
4752440 Control rod for nuclear reactor Jun. 21, 1988
4676948 Nuclear reactor control rod Jun. 30, 1987
4655999 Control rod for nuclear reactor Apr. 7, 1987
4631165 Boiling water reactor control rod Dec. 23, 1986
4610893 Method of manufacturing an absorber plate for a boiling water reactor Sep. 9, 1986
4451428 Control rods and method of producing same May. 29, 1984
4410485 Assembly fixture for cross-shaped control rods of boiling water nuclear reactors Oct. 18, 1983
4400347 Absorber member for mounting in the lattice of a boiling water reactor Aug. 23, 1983
4400346 Control rods Aug. 23, 1983
4285769 Control cell nuclear reactor core Aug. 25, 1981
4088534 Casing for the fuel elements of a water-cooled nuclear reactor May. 9, 1978

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