Patents
Patents for G21C 19 - 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 (6,229)
02/1980
02/26/1980CA1072689A1 Method for refueling a nuclear reactor
02/26/1980CA1072497A2 Crane apparatus
02/20/1980EP0008253A1 Automatically actuated gripper
02/19/1980CA1072001A1 Method and device for cutting a bundle of tubes containing nuclear fuels
02/12/1980CA1071415A1 Method for the recovery of halogens from sodium
02/12/1980CA1071414A1 Method for dissolving plutonium dioxide
02/05/1980US4187433 High density fuel storage rack
02/05/1980US4186657 Apparatus for shearing spent nuclear fuel assemblies
01/1980
01/23/1980EP0007251A1 Nuclear fuel unit that can be assembled and dismantled from a distance, and tools therefor
01/22/1980CA1070143A1 Reprocessing irradiated nuclear fuels in equipment of hafnium or hafnium alloy
01/15/1980US4183785 Thermal energy neutron flux nuclear reactors
01/15/1980CA1069854A1 Method for purifying actinides which are in low oxidation states
01/10/1980WO1980000046A1 Frame for the intermediate storing of fuel elements for a nuclear reactor
01/08/1980US4182652 Using by-product plutonium
12/1979
12/25/1979US4180476 Process for the extraction of fission products
12/25/1979US4180435 Refuelling machine for nuclear reactor
12/25/1979CA1068831A Shroud for storing radioactive spent nuclear fuel cells
12/18/1979US4178729 Wall structure for a nuclear reactor containment housing
12/18/1979CA1068417A1 Process for dissolving radioactive corrosion products from internal surfaces of a nuclear reactor
12/18/1979CA1068413A1 Filters for the treatment of radioactive fluids
12/04/1979US4177386 Method and apparatus for storing nuclear fuel assemblies in maximum density racks
12/04/1979US4177385 Nuclear fuel storage
12/04/1979US4177241 Apparatus and process for recovering nuclear fuel from scrap material
11/1979
11/28/1979EP0005623A2 Storage container for holding spent nuclear fuel rods at a reactor site
11/20/1979US4175000 Method for inspecting nuclear reactor fuel elements
11/13/1979US4174369 Pressurized water expands metal sheath away from pellets
11/13/1979CA1066434A1 Method and apparatus for positioning and ejecting fuel element bundles in and from a downstream end of a horizontally extending fuel channel
11/06/1979US4173511 Control rod blow out protection system
11/06/1979CA1065589A1 Fluid pressure apparatus for recovering fuel pellets from nuclear fuel elements
10/1979
10/23/1979US4172114 Method for purifying plutonium hexafluoride
10/23/1979CA1064741A1 Tool for locking and unlocking nuclear fuel element retainer nut
10/23/1979CA1064707A1 Ferric ion as a scavenging agent in a solvent extraction process
10/16/1979CA1064626A1 Deposit suppression in the core of water-cooled nuclear reactors
09/1979
09/18/1979CA1062625A1 Apparatus for filtering radioactive fluids
09/11/1979US4167444 Removal of impurities from the coolant gas of gas-cooled high temperature nuclear reactors
09/11/1979US4167442 System for recharging fuel assemblies of nuclear reactor
09/06/1979WO1979000656A1 Multiple wall angle connection
09/04/1979CA1061704A1 Method and device for cutting a bundle of tubes containing nuclear fuels
08/1979
08/21/1979US4165255 Nuclear fuel rack lateral support and preload device
07/1979
07/24/1979US4162230 Method for the recovery of actinide elements from nuclear reactor waste
07/17/1979CA1058774A1 Fissionable mass storage device
06/1979
06/19/1979US4158600 Nuclear reactors
06/19/1979US4158599 Method of refueling reactor
06/13/1979EP0002227A1 Neutron absorbing articlem neutron absorbing plate and use of said plate as well as method for manufacture of such article
05/1979
05/03/1979WO1979000218A1 Shear machines
05/01/1979US4152602 Nuclear fuel rack lateral restraint
05/01/1979CA1053729A1 Mounting arrangement for anchor fingers on a surface traversing apparatus
04/1979
04/10/1979US4148861 Reprocessing for nuclear fuel using dinitrogen tetroxide as oxidation agent
04/10/1979US4148708 Electrolytic cell
04/03/1979US4147588 Fast reactor recharging device
03/1979
03/20/1979CA1050920A1 Indexing drive system
03/06/1979US4143277 Bearing support for receiving used fuel elements of nuclear power stations
03/06/1979US4143276 Spent nuclear fuel storage racks
03/06/1979US4142935 Nuclear reactor
02/1979
02/13/1979US4139778 Swivel base for fuel assembly storage
02/13/1979US4139603 Hydrogen-oxygen recombiner
02/06/1979US4138321 Nuclear reactors
01/1979
01/16/1979US4134960 Containing solids treated with nitric acid
01/16/1979US4134941 Spherical fuel elements made of graphite for temperature reactors and process for reworking it after the irradiation
01/16/1979US4134789 Method for refuelling a nuclear reactor and device for carrying out said method
01/16/1979CA1046242A1 Tritiated water treatment process
12/1978
12/26/1978US4131527 Method for selectively reducing plutonium values by a photochemical process
12/12/1978US4129476 For nuclear reactors
11/1978
11/21/1978US4126420 Hydrolysis column for an ammonium diuranate conversion line processing system
11/07/1978US4124446 Apparatus and method for filtering radioactive liquid
11/07/1978US4124445 Storage rack for fuel cell receiving shrouds
11/07/1978US4124442 Regulating rod drive of nuclear reactor
10/1978
10/31/1978US4123484 Process for the removal of fission-product inert gases in the reprocessing of nuclear fuel material
10/31/1978US4123324 Apparatus for decontaminating a radioactively contaminated coolant
10/31/1978US4123323 Nuclear reactor plant
10/24/1978US4121868 Cam actuated pivotal jaw gripping apparatus
10/24/1978CA1041039A1 Electrolytic dissolver
10/17/1978CA1040751A1 Nuclear reactor discharge nozzle and inlet conduit
10/10/1978US4119859 Fuel storage rack
09/1978
09/26/1978US4116767 Fluid pressure apparatus for recovering fuel pellets from nuclear fuel elements
09/19/1978US4115700 High density fuel storage racks
09/12/1978US4113558 Nuclear fuel handling grapple carriage with self-lubricating bearing
08/1978
08/08/1978US4105683 Fromic acid reacted with nitric acid containing plutonium ions
07/1978
07/25/1978US4102740 Moderator structure for the core of a molten salt reactor
07/18/1978CA1034770A1 continuous sodium refining process
06/1978
06/20/1978US4096392 Rack for storing spent nuclear fuel elements
06/20/1978US4096031 Nuclear reactor refueling system
06/20/1978US4095495 Method and device for cutting a bundle of irradiated nuclear fuel tubes
05/1978
05/30/1978US4092397 Pyrochemical separation of plutonium from irradiated nuclear fuels, by thermal decomposition in molten nitrates
05/30/1978US4091699 Method and device for cutting a bundle of tubes
05/09/1978US4088897 Nuclear fuel storage rack
05/09/1978US4088533 Radionuclide trap
05/02/1978US4087375 Method for treating radioactive waste water
04/1978
04/25/1978US4086133 Nuclear reactor core refueling method
04/25/1978US4086132 Combined fuel assembly and thimble plug gripper for a nuclear reactor
04/18/1978US4085061 Tritiated water treatment process
03/1978
03/28/1978US4081086 Handling apparatus for a nuclear reactor fuel assembly
03/21/1978US4080273 Method for photochemical reduction of uranyl nitrate by tri-N-butyl phosphate and application of this method to nuclear fuel reprocessing
02/1978
02/21/1978US4075060 Adding hydrogen to precipitate impurities
02/07/1978US4072560 Pressurized-water reactor pressure vessel emergency core coolant connection arrangement
02/07/1978US4072559 Method and apparatus for the zone-wise shuffling of nuclear reactor fuel elements
01/1978
01/24/1978US4069923 Buoyancy elevator for moving a load in an industrial facility such as a nuclear power plant
01/24/1978US4069766 Fuel transfer machine
01/17/1978US4069293 Method for dissolving plutonium dioxide
01/17/1978US4069099 Nuclear reactor fuel transfer system
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