| 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) |
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| 03/25/1987 | EP0215152A1 Method for loading a pebble bed nuclear reactor, and pebble bed reactor therefor |
| 03/24/1987 | US4652422 Supporting device for an elongated nuclear reactor fuel element and/or an elongated nuclear reactor fuel element part |
| 03/24/1987 | US4652418 Plug testing and removal tool |
| 03/24/1987 | US4651400 Multiple fuel rod gripper |
| 03/19/1987 | DE3619422A1 Method for extracting spherical fuel elements from a pebble bed reactor, and extraction device for carrying out this method |
| 03/17/1987 | US4650641 Interim transfer canister for consolidating nuclear fuel rods |
| 03/17/1987 | US4650640 Method and apparatus for loading fuel rods into a container |
| 03/17/1987 | US4650639 Method and apparatus for eliminating leakage spaces between the partitions surrounding the core of a pressurized water nuclear reactor |
| 03/17/1987 | US4650638 Method for eliminating leakage spaces between the partitions surrounding the core of a pressurized water nuclear reactor |
| 03/17/1987 | US4650634 For nuclear reactor refueling machine |
| 03/17/1987 | US4650606 Apparatus for collapsing burnable poison rods for storage in reduced volume |
| 03/17/1987 | US4649609 Apparatus and process for providing an alternate coolant path in the core of a nuclear reactor |
| 03/10/1987 | US4649020 Nuclear fuel assembly and nuclear reactor operating process comprising application thereof |
| 03/10/1987 | US4649019 Draining down of a nuclear steam generating system |
| 03/10/1987 | US4649017 Nuclear fuel rod transfer canister having corrugated funnel |
| 03/10/1987 | US4649016 Remotely operable fuel transfer system for nuclear reactor |
| 03/10/1987 | US4648989 Underwater compressing and cutting apparatus |
| 03/05/1987 | DE3530410A1 Method for compressing spent fuel elements and an arrangement for carrying out the method |
| 03/03/1987 | US4647425 Gas concentration reduced to residual low levels in less than two hours |
| 03/03/1987 | US4647424 Remote control |
| 03/03/1987 | US4647423 Fuel handling apparatus for a nuclear reactor |
| 03/03/1987 | US4647422 Within containment building |
| 03/03/1987 | US4646415 Device and method for unfastening and lifting a top nozzle subassembly from a reconstitutable fuel assembly |
| 03/03/1987 | US4646414 Device for gripping and detaching a top nozzle subassembly from a reconstitutable fuel assembly |
| 03/03/1987 | CA1218771A1 Nuclear fuel rod bundle drive apparatus |
| 03/03/1987 | CA1218770A1 Bridge tilt detection system |
| 02/26/1987 | DE3530433A1 Liquid-cooled nuclear reactor having a nuclear-element decay store cooled in the natural circulation |
| 02/24/1987 | US4645642 Hold down device for a nuclear reactor |
| 02/24/1987 | US4645640 Diametrical size of large plug same as core barrel; unique structure; liquid metal fast breeder reactor |
| 02/24/1987 | US4645256 Gravity actuated gripper |
| 02/24/1987 | US4644754 Process and apparatus for cooling a charge of products |
| 02/18/1987 | CN85106250A Loading process for briquet stove type nuclear reactor and the corresponding briquet stove type nuclear reactor |
| 02/17/1987 | US4643868 Support arrangement for core modules of nuclear reactors |
| 02/17/1987 | US4643867 External monitoring of fuel assemblies, detection of damage, defects |
| 02/17/1987 | US4643845 Method of cutting high-activity solid waste |
| 02/17/1987 | US4643472 Rapid installation tube gripper |
| 02/10/1987 | US4642193 Ion exchanging with hydrotalcite |
| 02/04/1987 | EP0210443A1 Method for recovering americium from irradiated nuclear-fuel waste |
| 02/03/1987 | US4639998 Locking tube removal and replacement tool and method in a reconstitutable fuel assembly |
| 02/03/1987 | US4639993 Nuclear fuel rod loading fixture for use in a remote repair system |
| 01/28/1987 | CN85105793A Pipe gripping device for secondary pipes of steam generators |
| 01/28/1987 | CN85105623A Metal cutting apparatus |
| 01/27/1987 | US4639351 Repair device for a reactor pressure vessel |
| 01/27/1987 | US4639178 Machine permitting the remote closure of drums |
| 01/27/1987 | US4638674 Sample-collecting device for gaseous or vaporous condensable radioactive substances, especially for collecting traces of tritium |
| 01/27/1987 | US4638556 Locking tube insertion fixture and method in a reconstitutable fuel assembly |
| 01/27/1987 | US4638543 Locking tube removal fixture and method in a reconstitutable fuel assembly |
| 01/21/1987 | EP0209262A2 Nuclear fuel rod loading fixture for use in a remote repair system |
| 01/21/1987 | EP0209045A2 Gas-tight container for the inclusion of radioactive materials |
| 01/17/1987 | CN85101249A Tool for removing split pin remnants from pressure vessel for nuclear reactor core |
| 01/14/1987 | EP0208586A1 Process to prevent extraction of technetium and/or rhenium, particularly in case of the extraction of uranium and/or plutonium by means of an organic solvent |
| 01/14/1987 | CN85105223A Replacement of split pins in guide tubes |
| 01/13/1987 | US4636645 Closure system for a spent fuel storage cask |
| 01/13/1987 | US4636362 Radioactive |
| 01/13/1987 | US4636351 A packing assembly |
| 01/13/1987 | US4635477 Leak detector for the dikes of nuclear cooling ponds |
| 01/13/1987 | US4635427 Method for loading a container with rods of nuclear reactor fuel assemblies containing nuclear fuel or neutron absorber material, and device for performing the method |
| 01/07/1987 | EP0110946B1 Method, installation and device for compacting oblong objects |
| 01/06/1987 | USH194 Abrasive blasting of radioactive particles from nuclear fuel pin; pressurized grit |
| 01/02/1987 | DE3522520A1 Exhaust gas system for a nuclear reactor |
| 01/02/1987 | DE3521988A1 Method for charging a pebble bed reactor and device for carrying out this method |
| 12/23/1986 | US4631164 Enclosing activity carrying components; targeted oxidation of free hydrogen |
| 12/23/1986 | US4630738 Rack for storing nuclear fuel elements |
| 12/23/1986 | US4630628 Flow control apparatus |
| 12/16/1986 | US4628581 Apparatus and method for preassembling a top nozzle subassembly for a nuclear reactor fuel assembly |
| 12/10/1986 | EP0204206A1 Storage rack for elongate fuel assemblies of nuclear reactors |
| 12/09/1986 | US4627163 Tube cutter for cutting two concentric tubes bulged together |
| 12/03/1986 | EP0203862A1 Ultrafiltration apparatus for a pressurized high temperature liquid |
| 12/03/1986 | EP0203861A1 Modular ultrafiltration apparatus for the cooling liquid of a nuclear reactor |
| 12/03/1986 | EP0203860A1 Ultrafiltration circuit for the primary cooling fluid of a pressurized-water nuclear reactor |
| 12/02/1986 | USH177 Core element storage basket in cold pool with access to redan |
| 12/02/1986 | US4626403 Recovery shroud for damaged nuclear fuel elements |
| 11/26/1986 | EP0202958A1 Receptacle transport, positioning and alignment device under the loading pit in a nuclear installation |
| 11/26/1986 | EP0202521A1 Container with interlocking lid |
| 11/25/1986 | US4624042 Robotic clamp and index tool and method for their use in repairing certain elements with in a nuclear reactor |
| 11/20/1986 | EP0061043B1 Method to manipulate and/or store a nuclear reactor fuel element having an extended structure comprising fuel rods, and fuel element particularly intended for this method |
| 11/19/1986 | CN85103741A Robotic clamp and index tool |
| 11/18/1986 | US4623511 Push-pull exhaust ventilation system for nuclear component storage and refueling canals |
| 11/12/1986 | EP0200994A1 Reloading device for fuel elements |
| 11/12/1986 | EP0200988A1 Rod pulling tool assembly |
| 11/12/1986 | CN86102031A Guide thimble captured locking tube in a reconstitutable fuel assembly |
| 11/05/1986 | CN86101874A Device and method for gripping and detaching a top nozzle subassembly from a reconstitutable fuel assembly |
| 10/29/1986 | EP0199043A1 Device for gripping and detaching the top nozzle subassembly from a reconstitutable fuel assembly |
| 10/29/1986 | EP0198940A1 Process for the separation and enrichment of tritium from tritiated fluids, especially from cooling water of the primary cycle and the deuterium/tritium streams of a nuclear fusion plant |
| 10/28/1986 | US4619808 Into a box for placement in storage area |
| 10/22/1986 | EP0198281A1 Nuclear fuel assembly with a removable top nozzle |
| 10/22/1986 | CN86102206A Debris-retaining trap for a fuel assembly |
| 10/21/1986 | US4618169 Connecting mechanism for pole members |
| 10/15/1986 | EP0197860A1 Hydrogen collecting and detecting device in a secondary circuit of a fast neutrons nuclear reactor |
| 10/14/1986 | CA1212787A1 Method for reprocessing a nuclear reactor fuel rod |
| 10/08/1986 | EP0196611A1 Debris-retaining trap for a fuel assembly |
| 10/08/1986 | EP0196610A1 Guide thimble captured locking tube in a reconstitutable fuel assembly |
| 10/08/1986 | CN86102234A Nuclear fuel assembly with a removable top nozzle |
| 09/17/1986 | EP0194330A1 Irradiated fuel assembly screw replacement method and device using this method |
| 09/10/1986 | CN86100680A Apparatus and method for preassembling a top nozzle subassembly for a nuclear reactor fuel assembly |
| 09/09/1986 | US4610841 Corrosion preventing device for in-pile structures of helium gas-cooled reactor |
| 09/09/1986 | US4610838 From the bottom without removing entire core assembly |
| 09/03/1986 | EP0193041A1 Device for introducing with a certain density nuclear fuel or neutron-absorbing material rods into a container |
| 09/03/1986 | EP0192856A1 Damper for a container of nuclear assemblies |
| 09/02/1986 | US4609533 Process for selective separation of plutonium from uranium and other metals |