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  • 1.
    [发明专利]JP19720001606 _ 1971年12月29日
  • 2.
    [发明专利]JP19710069616 _ 1971年09月08日
    A dual control member serves to control and shutdown a pressurized-water nuclear reactor and has a control element that includes a plurality of finger control rods secured to a central drive rod through a spider-shaped holder and a shutdown member hel...
  • 3.
    [发明专利]FR19710024819 _ WESTINGHOUSE ELECTRIC 1971年07月07日
    The upper structure of a nuclear reactor consisting of the control rod mechanisms, the pressure vessel closure head, the upper internals package, and other associated structure are connected to form an integral unit which may be removed from the react...
  • 4.
    [发明专利]FR19710033356 _ THOMSON CSF 1971年09月16日
  • [发明专利]USD3757396 _ SIEMENS AG BERLIN,DT 1971年08月18日
    When machining, filling and cleansing casing tubes in the production of reactor fuel rods, the latter are disposed in a closed container and held therein in support tubes. Individual processing equipment is located at one face of the container while, ...
  • [发明专利]USD3771499 _ COMBUSTION ENG INC,US 1971年12月30日
    Means for laterally supporting a nuclear steam generator against the effect of seismic loadings or other shock loadings imparted by external or internal causes are disclosed. Support is provided by means of a stiffening structure incorporating a shock...
  • [发明专利]USD3706513 _ SCHANZLIN KLEIN & BECKER AG. 1971年04月05日
    A pump circulating a radioactive liquid in a reactor container has a housing including a support tube projecting into the reactor container. A shaft is mounted in the support tube, and has a pump wheel located in the container. The shaft can be lowere...
  • [发明专利]USD3748487 _ MEDINOVA AB,SW 1971年02月05日
    The invention concerns a radiation absorbing device adapted to be used as a compensating filter device in radiographic apparatuses for reducing the variations in average exposure in different portions of the radiograph, whereby a substantially uniform...
  • [发明专利]USD3694369 _ ATOMIC ENERGY COMMISSION USA 1971年05月11日
  • [发明专利]USD3751387 _ CHEMTREE CORP,US 1971年04月13日
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