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Class Information
Number: 976/DIG.265
Name: Nuclear technology > Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor (e.g., within its pressure vessel) [g21c-19/00] > Arrangements for introducing fluent material into the reactor core; arrangements for removing fluent material from the reactor core [g21c-19/28] *** (pumping coolant dig. 199+ and 294)

Sub-classes under this class:

Class Number Class Name Patents
976/DIG.266 With continuous purification of circulating fluent material (e.g., by extraction of fission products, deterioration or corrosion products, impurities (e.g., by cold traps) [g21c-19/30] *** (purification of circulating fluid fuels dig. 281; separation in general b01d) 21

Patents under this class:

Patent Number Title Of Patent Date Issued
4950449 Inhibition of radioactive cobalt deposition in water-cooled nuclear reactors Aug. 21, 1990
4941064 Magnetic head having a pair of cores in which the opposing surfaces thereof are coated with a non-magnetic layer and a low melting point glass layer Jul. 10, 1990
4917855 Apparatus for the shutdown of a high temperature nuclear reactor Apr. 17, 1990
4764337 Corrosion inhibiting media for pressurized water reactor steam generators Aug. 16, 1988
4764338 Method for operating boiling water-type atomic power plant Aug. 16, 1988
4762671 Injection device Aug. 9, 1988
4759900 Inhibition of radioactive cobalt deposition in water-cooled nuclear reactors Jul. 26, 1988
4756874 Minimization of radioactive material deposition in water-cooled nuclear reactors Jul. 12, 1988
4533514 Nuclear reactor degassing method and degassing system Aug. 6, 1985
4293382 Method of starting up a nuclear reactor Oct. 6, 1981
3961189 Device for monitoring activity of gases Jun. 1, 1976

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