Matches 1 - 47 out of 47
Match Document Document Title
7315603 Semiconductor storage device, method for protecting predetermined memory element and portable electronic equipment  
There is provided a semiconductor storage device and portable electronic equipment including a nonvolatile memory element that can easily be miniaturized. The semiconductor storage device includes...
6909765 Method of uprating an existing nuclear power plant  
An improved method of increasing the power output of an existing nuclear power plant includes increasing the thermal power output of the plant's nuclear island and constructing of an auxiliary BOP...
6862329 In-cycle shuffle  
According to the method, a reactor core is shut down during the operation cycle. One or more fuel bundles of the reactor core are then moved to new positions within the reactor core to increase a...
6026136 Seed-blanket reactors  
Seed-blanket type nuclear reactor cores are employed to burn thorium fuel with conventional reactor fuels, including nonproliferative enriched uranium, and weapons or reactor grade plutonium. In a...
5145635 Fuel assembly and nuclear reactor  
A high conversion nuclear reactor core has fuel assemblies made up from large numbers of axially-extending uranium-plutonium mixed oxide fuel rods. The fuel rods are densely packed so as to give a...
5089210 MOx fuel assembly design  
The present invention relates to nuclear reactors and more specifically to a fuel bundle arrangement for a boiling water nuclear reactor in which so-called mixed oxide fuels including plutonium and...
4943409 Reactivity control in nuclear reactors  
To provide intrinsic reactor safety, the fuel sub-assemblies of a nuclear reactor core are provided with reactivity control mechanisms operable, in response to temperature rises above desired...
4879086 Neutron economic reactivity control system for light water reactors  
A neutron reactivity control system for a LWBR incorporating a stationary seed-blanket core arrangement. The core arrangement includes a plurality of contiguous hexagonal shaped regions. Each...
4629599 Burnable absorber arrangement for fuel bundle  
A reactor fuel assembly (15) configuration which allows cold shutdown margins to be met with minimal penalty to operating efficiency. The assembly comprises a component of fissile material...
4609522 Mechanical drive system for moving fuel  
A mechanical drive system (10) for moving alternate nuclear reactor fuel rods (14) within the nuclear reactor core (12) and relative to the remaining stationary nuclear reactor fuel rods (16) so as...
4378329 Nuclear reactor core construction  
A core construction for a nuclear reactor having a multiplicity of fuel cells forming a core in which each fuel cell includes four fuel assemblies arranged in adjacent relationship and one control...
4293380 Reactor and fuel assembly design for improved fuel utilization in liquid moderated thermal reactors  
An improved reactor and fuel assembly design is disclosed wherein a liquid moderated thermal reactor is initially run with all or a portion of its fuel assemblies in an undermoderated boiling water...
4106984 Rotating safety drum nuclear reactor  
A gas cooled nuclear fission reactor employing spherical fuel elements which are held in a critical assembly configuration by centrifugal forces. This is accomplished by inserting the spherical...
4075058 Articulated fuel assembly  
An articulated fuel assembly for the core of a fast spectrum reactor comprising an elongated shroud enclosing a cluster of fuel pins, a support foot assembly supporting the fuel assembly in the...
3724484 PARTICLE DENSITY CONTROL SYSTEM FOR COLLOID CORE NUCLEAR REACTOR  
A control system as provided in the fuel charging system for a colloid core reactor to control the particle density in the fuel input to the reactor cavity. A sound transmitter is positioned on one...
3664923 FAST NEUTRONIC REACTOR UTILIZING PLUTONIUM 240 FUEL  
A fast neutron fission chain reactor utilizes plutonium enriched in the isotope plutonium 240 as its principal fuel. A novel reactor concept employs a core comprising a critical mass of the subject...
3661708 FUEL SUBASSEMBLY FOR NUCLEAR REACTOR  
A fuel subassembly for a nuclear reactor including a wrapper tube and an upper and lower core bundle assembly contained therein, one of the core bundle assemblies being connected to the wrapper...
3489646 METHOD OF PULSATING OR MODULATING A NUCLEAR REACTOR  
3377251 Nuclear reactor for use in space  
3349002 Nuclear reactor  
3341424 Underground nuclear reactor and method of installing and operating the same  
3288682 Hydro-pneumatic apparatus for changing critical configuration of nuclear fuel mass  
3276964 Segmented nuclear reactor core having pivotable outer control assemblies  
3251745 Nuclear reactor and integrated fuelblanket system therefor  
3228850 Chemical conversion in presence of nuclear fission fragements  
3228849 Utilization of nuclear fission for chemical reactions  
3228848 Method and contact material for chemical conversion in presence of nuclear fission fragments  
3226300 Unified modular reactor plant  
3224977 Low power nuclear reactors  
3220573 Device for adjusting the position of elements in a nuclear reactor tank  
3214343 Nuclear reactor operational in a well bore  
3201322 Nuclear reactor fuel element for nitrogen fixation  
3200042 Method for operating fuel elements of an atomic reactor and for manufacturing such elements  
3194740 Nuclear reactor  
3188276 Fuel elements adjusting devices in nuclear reactor  
3180799 Reactor control by spacing of fuel  
3161570 Homogeneous-liquid metal-fast reactor  
3155596 Method of operating a nuclear reactor  
3070531 Control apparatus for nuclear reactor  
3068161 Method and apparatus for control of a nuclear reactor  
3052616 Reactor control device  
2999060 Control means for a nuclear reactor  
2993850 Fast neutron reactor  
2975117 Fast neutron reaction system  
2936277 Reactor control system  
2907706 Neutronic reactor fuel element  
3761351 Title is not available  
Matches 1 - 47 out of 47