首页 > 资源导航 > 专利 > 物理 > 核物理;核工程
申请日期
全部
订阅
收起
专利
  • [发明专利]US19800136122 _ THE UNITED STATES OF AMERICA AS REPRESENTED BY THE UNITED STATES DEPARTMENT OF ENERGY 1980年03月31日
    Apparatus for inspecting nuclear fuel pellets in a sealed container for diameter, flaws, length and weight. The apparatus includes, in an array, a pellet pick-up station, four pellet inspection stations and a pellet sorting station. The pellets are de...
  • [发明专利]US19800133182 _ KENNECOTT CORPORATION 1980年03月24日
    A neutron absorbing article, preferably in long, thin, flat form, suitable for but not necessarily limited to use in storage racks for spent nuclear fuel at locations between volumes of such stored fuel to absorb neutrons from said spent fuel and prev...
  • [发明专利]US19800124297 _ DEUTSCHE GESELLSCHAFT FUR WIEDERAUFARBEITUNG 1980年02月25日
    The invention covers a method as well as a device for controlling the discharge of molten material from a melter or an intermediate vessel containing such material, in which a primary outflow from the melter or intermediate vessel is fed to an overflo...
  • [发明专利]US19800139666 _ AHNER, STEFAN CHRIST, RICHARD KLEIN, DIETER SROSTLIK, PETER 1980年04月14日
    For the transportation and storage of irradiated nuclear fuel elements there are needed combinations of inner and outer containers wherein the inner container should be usable for the storage of the fuel elements in correspondingly conceived fuel elem...
  • [发明专利]US19800167432 _ KERNFORSCHUNGSANLAGE JUELICH GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG 1980年07月08日
    A method of controlling the reactivity of a gas-cooled core reactor the core of which consists of a pile of poured balls of equal diameter of fuel material which are withdrawn from the pile in downward direction and, if desired, are again added from a...
  • [发明专利]US19800159892 _ THE UNITED STATES OF AMERICA AS REPRESENTED BY THE UNITED STATES DEPARTMENT OF ENERGY 1980年06月16日
    Palladium is selectively removed from spent nuclear fuel reprocessing waste by adding sugar to a strong nitric acid solution of the waste to partially denitrate the solution and cause formation of an insoluble palladium compound. The process includes ...
  • [发明专利]US19800143941 _ NUKEM GMBH 1980年04月25日
    Previously the conditioning of radioactive wastes took place through binding the waste in a matrix of glass, silicon carbide, cement, bitumen, synthetic resin or vitreous carbon. These processes have many disadvantages, particularly the matrix has poo...
  • [发明专利]US19800214805 _ THE UNITED STATES OF AMERICA AS REPRESENTED BY THE UNITED STATES DEPARTMENT OF ENERGY 1980年12月09日
    An optical scanner for indicia arranged in a focal plane at a cylindrical outside surface by use of an optical system including a rotatable dove prism. The dove prism transmits a rotating image of an encircled cylindrical surface area to a stationary ...
  • [发明专利]US19800154864 _ FRAMATOME 1980年05月30日
    A tool carrier unit, intended to be moved over a tube plate, comprises two perpendicular arms equipped with devices for engaging in the holes of the plate, and for moving the unit, step by step, by relative movement of the arms, across the plate. The ...
  • [发明专利]US19800181987 _ ZURN INDUSTRIES, INC. 1980年08月28日
    The mechanical strainer unit is connected to a flanged conduit which originates in and extends out of a suppression chamber in a nuclear reactor. The strainer includes a plurality of centrally apertured plates positioned along a common central axis an...
回到顶部
选择了条数据