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Induced nuclear reactions: processes, systems, and elements June invention type 06/09

20090161810 - Reactor power control apparatus of natural circulation reactor, and method for controlling reactor power of natural circulation reactor: In the present invention, a reactor power control apparatus of a natural circulation reactor comprises a reactor pressure vessel which circulates cooling water using the density difference of the coolant inside, a feed water pipe which is connected to the reactor pressure vessel and supplies cooling water, a power control... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090161811 - Refueling support system:

20090161812 - Evacuated containment vessel for a nuclear reactor: A system includes a containment vessel configured to prohibit a release of a coolant, and a reactor vessel mounted inside the containment vessel. An outer surface of the reactor vessel is exposed to below atmospheric pressure, wherein substantially all gases are evacuated from within the containment vessel.... Agent: Stolowitz Ford Cowger LLP

20090154630 - Fusion fuel containers and system: A fusion fuel composition has two or more light nuclei combined with a cage-like molecule. The light nuclei may be, for example, deuterium and tritium, and the cage-like molecule may be, for example, a fullerene molecule. A fusion reaction to consume the fusion fuel may be ignited, for example, via... Agent: Perkins Coie LLP

20090154631 - Hatch mechanical locking system: A locking mechanism for securing hatches internal to a steam generator that is made up of only mechanical locking elements with fully captured moving parts. The mechanism employs a locking pin with redundant mechanisms to secure the pin in the closed position. The moving parts of the device can be... Agent: Westinghouse Electric Company, LLC

20090154632 - Optimizer hydraulic enhancement using milled plate: A radial flow reactor fluid duct distribution apparatus is presented. The apparatus includes a plate of sufficient thickness to impart strength to the fluid flow duct and is milled to have narrow slots allowing fluid to flow through the plate, while preventing the passage of catalyst through the plate.... Agent: Honeywell International Inc Patent Services

20090154633 - Tranverse in-core probe monitoring and calibration device for nuclear power plants, and method thereof: A method and apparatus for the calibration of neutron flux monitoring devices used in a nuclear reactor core. The apparatus includes a transverse in-core probe (TIP) cable with a neutron absorber located a fixed distance apart from a TIP detector. The neutron absorber may be passed within close proximity of... Agent: Harness, Dickey & Pierce, P.L.C

20090154634 - Passive check valve system: A passive check valve system according to the present disclosure includes a vacuum breaker operatively connecting a wetwell and a drywell. A discharge pool of water may be provided in the drywell. A housing structure is provided in the drywell to enclose the vacuum breaker. The housing structure may have... Agent: Harness, Dickey & Pierce, P.L.C

20090154635 - Drainage apparatus and drainage method for reactor coolant system: A drainage apparatus and a drainage method for a reactor coolant system are disclosed. According to the drainage apparatus and the drainage method, the gravity drainage procedure for performing the decomposition maintenance of a main valve forming the pressure boundary part between the RCS and the safety injection system is... Agent: Holme Roberts & Owen LLP

20090154636 - Chemical injection system and chemical delivery process/method of injecting into an operating power reactor: An injection system designed to deliver a chemical solution into a reactor through feedwater system taps during normal operating condition of a power reactor is disclosed. The process of delivery is via positive displacement pumps. Injection of chemical is in a concentrated solution form, which is internally diluted by the... Agent: Nixon & Vanderhye P.C.

20090147905 - Ultrasonic treatment chamber for initiating thermonuclear fusion: A thermonuclear fusion system having a treatment chamber in which gas isotopes are fused to initiate a thermonuclear fusion reaction is disclosed. Specifically, the treatment chamber has an elongate housing through which liquid and gas isotopes flow longitudinally from an inlet port to an outlet port thereof. An elongate ultrasonic... Agent: Christopher M. Goff (27839) Armstrong Teasdale LLP

20090147906 - Methods of generating energetic particles using nanotubes and articles thereof: There is disclosed a method of generating energetic particles, which comprises contacting nanotubes with a source of hydrogen isotopes, such as D2O, and applying activation energy to the nanotubes. In one embodiment, the hydrogen isotopes comprises protium, deuterium, tritium, and combinations thereof. There is also disclosed a method of transmuting... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090141847 - Method for operating nuclear power generation plant and nuclear power generation plant: P

20090141848 - Nuclear reactor primary circuit: The invention relates to a nuclear reactor primary circuit comprising a primary pipeline (30), which defines an internal volume (32) and in which a primary nuclear reactor coolant downwardly runs, an additional pipeline (26) which is branched to the primary pipeline (30) and defines an internal volume communicating with the... Agent: Connolly Bove Lodge & Hutz LLP

20090141849 - Suppression method of radionuclide deposition on reactor component of nuclear power plant and ferrite film formation apparatus: A method of suppressing deposition of radionuclides on components of a nuclear power plant comprises forming a ferrite film by contacting a first chemical including iron (II) ions, a second chemical for oxidizing the iron (II) ions to iron (III) ions, and a third chemical for adjusting the pH of... Agent: Crowell & Moring LLP Intellectual Property Group

20090141850 - Pressurized water reactor pressurizer heater sheath: A pressurizer whose heater sheaths are conditioned to reduce the residual stresses resulting from cold working during manufacture. After material conditioning, the heater sheath undergoes a surface conditioning treatment to add outer surface compressive stresses.... Agent: Westinghouse Electric Company, LLC

20090141851 - Nuclear fuel rod for fast reactors with oxide coating layer on inner surface of cladding, and manufacturing method thereof: Disclosed herein are a nuclear fuel rod for fast reactors, which includes an oxide coating layer formed on the inner surface of a cladding, and a manufacturing method thereof. The nuclear fuel rod for fast reactors, which includes the oxide coating layer formed on the inner surface of the cladding,... Agent: Lucas & Mercanti, LLP