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  • [发明专利]EP19990306159 _ GENERAL ELECTRIC COMPANY 1999年08月03日
    A T-box clamp apparatus (36) which applies compressive forces to a T-box (26) in a boiling water nuclear reactor pressure vessel (10) is described. The T-box clamp apparatus (36) clamps to the T-box (26) and distribution header pipes (18, 20) to hold ...
  • [发明专利]EP19990974046 _ HITACHI, LTD. 1999年09月29日
    A method for carrying out the equipment of a nuclear power plant from its containment building, which can shorten the working time and reduce the number of casks to be used for carrying out the equipment exposed to radioactive rays from the containmen...
  • [发明专利]EP19990906247 _ SIEMENS AKTIENGESELLSCHAFT 1999年02月19日
  • [发明专利]EP19990250373 _ EUROTOPE ENTWICKLUNGSGESELLSCHAFT FUER ISOTOPENTECHNOLOGIEN MBH 1999年10月21日
    The present invention relates to new radioactive iodine-125 miniature radiation sources (seeds) comprising a radioactive carrier matrix which consists of a porous and mechanically stable inorganic material, the pores of which contain inorganic insolub...
  • [发明专利]EP19990958029 _ AREVA NP GMBH 1999年11月12日
    A nuclear power installation with a nuclear reactor tank (10) that is surrounded by an insulated shell (20), forming an intermediate space (22), whereby a flow path (34) for steam is arranged inside the insulated shell (20). The flow path (34) is rele...
  • [发明专利]EP19990110923 _ FRAMATOME ANP, INC. 1999年06月04日
    High strength zirconium alloys with improved strength and creep resistance having 1.5 to 6 weight percent bismuth, and 1 to 4 weight percent tin and 0.5 to 3 weight percent niobium, the balance zirconium.
  • [发明专利]EP19990400820 _ COMMISSARIAT A L'ENERGIE ATOMIQUE 1999年04月02日
    Oxide dispersion strengthened ferritic or martensitic chromium steel production comprises austenitization of a martensitic structure and then slow cooling to transform austenite into ferrite. An oxide dispersion strengthened ferritic chromium steel is...
  • [发明专利]EP19990909465 _ ABB ATOM AB 1999年03月19日
    The present invention relates to a device (14) in a nuclear power plant which comprises a gas accumulation space (1, 4, 7, 8, 9, 10, 11, 12, 14, 16, 25) containing a substantially stationary quantity of gas separated from a coolant. The gas quantity c...
  • [发明专利]EP19990125002 _ GNB GESELLSCHAFT FUER NUKLEAR-BEHAELTER MBH 1999年12月15日
    Ein Transport- und/oder Lagerbeh?lter für radioaktive, w?rmeentwickelnde Elemente weist einen einen Beh?lterinnenraum (1) begrenzenden Beh?ltermantel (2), einen Beh?lterboden (3) und zumindest einen Beh?lterdeckel (4) auf. Der Beh?ltermantel (2) beste...
  • [发明专利]EP19990965633 _ WESTINGHOUSE ATOM AB 1999年12月10日
    A fuel assembly for a light-water reactor comprising a plurality of fuel rods (4, 4a, 4b, 4d) extending between a top tie plate (5) and a bottom tie plate (6), or from a bottom tie plate in a direction towards a top tie plate (5). Each fuel rod (4, 4a...
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