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  • [发明专利]USD3643092 _ NV. OPTISCHE INDUSTRIE DE OUDE DELFT 1970年03月02日
  • [发明专利]USD3741349 _ NUCLEAR POWER GROUP LTD,GB 1970年12月03日
    In a nuclear reactor, clamping means for clamping together a moving member and a fixed member against the effects of seismic shock comprise wedge devices mounted between fixed and moving members, the wedge devices comprising wedges adapted to be moved...
  • 3.
    [发明专利]FR19700047305 _ SIEMENS AG 1970年12月30日
  • [发明专利]DE19702053276 _ SIEMENS AG 1970年10月30日
    A mechanically operated grab and capsule for insertion and retrieval of samples from a reactor irradiating facility is in two parts a lower unit comprising the capsule with attaching hoist rope and lifting head and upper unit comprising the grab. Enga...
  • [发明专利]DE19702038425 _ SIEMENS AG 1970年08月01日
    A hollow skeletal bobbin is formed by two fixing rings, matched in dia. to the channel in the reactor fixed by spokes at each end of a hollow tubular centre rod, through which the tow cable is passed. The rings have a number of symmetrically spaced ou...
  • [发明专利]DE19702032836 _ KERNFORSCHUNG GMBH GES FUER 1970年07月02日
    Quality control check on quantitative distribution of various radioisotopes in a sample, esp. a nuclear fuel rod, in which individual multichannel spectral measurements are made of the primary gamma radiation and of the photoinduced secondary (X-ray) ...
  • [发明专利]USD3652394 _ SIEMENS AG. 1970年05月07日
    Device for controlling the reactivity of a nuclear reactor cooled by light water and including a reactor core formed of fuel elements, includes a tube system passing through the reactor core and traversible by a water-soluble neutron absorber of adjus...
  • [发明专利]USD3751668 _ MONSANTO RES CORP,US 1970年10月28日
    Pulsed bursts of neutron are produced from a source in which strips of radioactive material are placed on the inner surface of a cylinder, and low Z target material is placed on the outer surface of an inner concentric cylinder. As the inner cylinder ...
  • [发明专利]USD3718817 _ AFANASIEV V,SU BELYAEV J,SU MEGARSKY V,SU KONKIN N,SU GRUZIN P,SU GAIDUCHIK V,SU TROKIN J,SU OKUNEV B,SU 1970年11月27日
    The invention relates to devices for determining the level and surface profile of materials.
  • [发明专利]USD3659106 _ ATOMIC ENERGY COMMISSION USA 1970年09月21日
    A portable neutron source uses the isotope 252Cf as a source of neutrons. The isotope is mounted in a rotatable cylinder to permit the source to be "turned off". The thickness of the moderator for the neutron source can be varied to change the neutron...
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