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Class Information
Number: 376/220
Name: Induced nuclear reactions: processes, systems, and elements > With control of reactor (e.g., control of coolant flow) > By movement of control element or by release of neutron absorbing material > Wherein the control element is a reflector or moderator material
Description: Subject matter wherein the control element is fabricated from a material which either attenuates incident neutron energy or alters the vector velocity of the neutron.










Sub-classes under this class:

Class Number Class Name Patents
376/221 Variable fluent reflector/moderator level or density 29


Patents under this class:

Patent Number Title Of Patent Date Issued
8711997 Reactor core of liquid metal cooled reactor Apr. 29, 2014
8416908 Nuclear reactor control method and apparatus Apr. 9, 2013
8295425 Fast reactor having reactivity control reflector Oct. 23, 2012
8126105 Fast reactor having reflector control system and neutron reflector thereof Feb. 28, 2012
7864913 Fast reactor having reflector control system and neutron reflector thereof Jan. 4, 2011
7773716 Fast reactor having reflector control system and neutron reflector thereof Aug. 10, 2010
7693250 Fast reactor controlled with a reflector Apr. 6, 2010
7302028 Instrumented capsule for nuclear fuel irradiation tests in research reactors Nov. 27, 2007
7139352 Reactivity control rod for core Nov. 21, 2006
6721382 Absorber member and control rod Apr. 13, 2004
6554586 Sealed motor driven centrifugal primary fluid pump with secondary fluid flow for cooling primary fluid Apr. 29, 2003
5568528 Method and system for compensating a rod position indication system for non-linearity Oct. 22, 1996
5479463 Neutron absorbing apparatus Dec. 26, 1995
5420897 Fast reactor having reflector control system May. 30, 1995
5299242 Dual annular rotating "windowed" nuclear reflector reactor control system Mar. 29, 1994
5276718 Control blade for nuclear reactor Jan. 4, 1994
5271052 Enriched boron-10 boric acid control system for a nuclear reactor plant Dec. 14, 1993
5185120 Liquid affected spectral shift reactor Feb. 9, 1993
5124113 Nuclear reactor with improved efficiency Jun. 23, 1992
5023044 Nuclear reactor control assembly Jun. 11, 1991
5011653 High temperature reactor utilizing a graphite reflector Apr. 30, 1991
4832899 Mechanical spectral shift reactor May. 23, 1989
4793964 Small natural circulation pressurized water nuclear reactor Dec. 27, 1988
4762662 Thermally activated trigger device Aug. 9, 1988
4759896 Method and apparatus for improving flux reduction factors Jul. 26, 1988
4710340 Mechanical spectral shift reactor Dec. 1, 1987
4687620 Spectral shift reactor control method Aug. 18, 1987
4687627 Water displacer rod with hollow annular support pellets having sealed internal voids Aug. 18, 1987
4664878 Light water moderator filled rod for a nuclear reactor May. 12, 1987
4568515 Control system for a small fission reactor Feb. 4, 1986
4545954 Device for shutting down a high-temperature nuclear reactor Oct. 8, 1985
4432934 Displacer rod for use in a mechanical spectral shift reactor Feb. 21, 1984
4192714 Reactor safety method Mar. 11, 1980
4135972 Nuclear reactor spacer assembly Jan. 23, 1979
4127443 Compact power reactor Nov. 28, 1978
4110158 Core reactor and method of operating same Aug. 29, 1978
4030974 Core reactor Jun. 21, 1977











 
 
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