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Class Information
Number: 976/DIG.202
Name: Nuclear technology > Cooling arrangements within the pressure vessel containing the core; selection of specific coolants [g21c-15/00] > Promoting flow of the coolant [g21c-15/24] > For liquids [g21c-15/24b] > Jet-pumps [g21c-15/24b4]

Patents under this class:

Patent Number Title Of Patent Date Issued
7218068 Power source for re-circulation pump and method of controlling the same May. 15, 2007
4879087 Nuclear power plant Nov. 7, 1989
4767594 Control of reactor coolant flow path during reactor decay heat removal Aug. 30, 1988
4699754 Jet pump-drive system for heat removal Oct. 13, 1987
4687626 Passive safety device for emergency steam dump and heat removal for steam generators in nuclear power reactors Aug. 18, 1987
4675149 Jet pump beam holder/positioner tool Jun. 23, 1987
4499691 Jet pump beam bolt retainer cutter Feb. 19, 1985
4367194 Emergency core cooling system Jan. 4, 1983
4347623 Flash jet coolant pumping system Aug. 31, 1982
4285770 Jet pump with labyrinth seal Aug. 25, 1981
4247262 Liquid feeding and mixing arrangement including a flow-shielding ejector thermal sleeve Jan. 27, 1981
4212594 Liquid feeding and mixing arrangement including an ejector thermal sleeve Jul. 15, 1980
4138318 Nuclear reactor system of the fast type Feb. 6, 1979
4043705 Reactor jet pump plugs Aug. 23, 1977

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