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Matches 601 - 650 out of 1,330

Document Document Title
JPH10259437A
To obtain an alloy having excellent corrosion resistance even under high nuclear irradiating conditions by dispersing at least one kind among Zr2(Ru, Ag), Zr2(Os, Au), Zr2(Ru, Au) and Zr2(Os, Ag) into the structure of a zirconium base al...  
JPH10259445A
To obtain a hydrogen storage alloy excellent in hydrogen occluding characteristics and corrosion resistance and useful as the material for the negative electrode of a battery by preparing a hydrogen storage alloy shown by a specified for...  
JPH10259436A
To produce a hydrogen storage ally capable of satisfying both long service life and high rate dischargeability by withstanding high electrode capacity and repeated use in the case of using it as the negative electrode material of a batte...  
JPH10245649A
To improve the corrosion resistance of hydrogen storage alloy of a multiphase contg. Laves phases and to improve the self-discharging characteristics and cycle characteristics of a nickel-hydrogen storage battery using this alloy as cath...  
JPH10239473A
To provide a highly reliable reactor fuel covered pipe having hydrogen absorption resistance to the hydrogen generated within the covered pipe while keeping a hardness of the same degree as conventional pure zirconium. A zirconium-made l...  
JPH10219376A
To obtain a soft Zr alloy for a nuclear reactor material having soft mechanical properties equal to those of pure Zr while its restraint on rapid oxidation is maintained and excellent in hydrogen absorbing characteristics and stress corr...  
JPH10218700A
To enable a highly tough material to be produced at low cost by the presence of such a crystal assembly that nanocrystals are oriented in the identical azimuth in the crystals of an alloy system capable of forming noncrystalline state. I...  
JPH10199523A
To increase the initial activation speed so as to increase the initial activating rate of a battery for the purpose of improving the high rate discharging characteristic of the battery by employing, as a negative active substance, a hydr...  
JPH10194860A
To improve wettability and to enhance joining strength to ceramics in a brazing filler active metal for joining a ceramic to a metal or joining ceramics to each other. In the brazing filler metal, an intermetallic compound consists of Ti...  
JPH10183278A
To provide a zirconium alloy for use in a cladding pipe and a fuel assembly, capable of meeting the recent demand for high burnup of nuclear fuel and having sufficient corrosion resistance, that is, excellent uniform corrosion resistance...  
JPH10172548A
To enhance the utilization factor of a hydrogen storage alloy and increase discharge capacity by arranging a negative electrode obtained by supporting a negative electrode material containing the hydrogen storage alloy represented by the...  
JPH10172553A
To provide an alkaline secondary battery having a long cyclic lifetime by improving the properties of an AB2 type hydrogen storage alloy included in a paste-form negative electrode. A negative electrode paste is prepared from a hydrogen ...  
JPH10172554A
To provide an alkaline secondary battery with long charge/discharge cycle life by arranging a positive electrode, a negative electrode represented by the specific composition, and an alkaline electrolyte, and specifying the Vickers hardn...  
JP2768721B2  
JP2790138B2
To improve crossion resistance and hydrogen absorption characteristics by composing at least one of a cladding tube for nuclear fuel, a spacer for a nuclear fuel assembly and a channel box for a nuclear fuel assembly of an alloy made of ...  
JP2750617B2  
JPH10114582A
To enable pulverization to a fine particle range in a higher yield than that of a Zr-Ni-Ti alloy by incorporation prescribed amts. of Ti, Be, Fe and Zr. A mixture consisting of ≤12wt.% Ti, ≤8wt.% Be, <16.5wt.% Fe and the balance Zr o...  
JP2775380B2
PURPOSE: To improve the plateau effect. of a Ti-Zr-Fe-Cr alloy and to freely regulate the equilibrium pressure of formation-dissociation of a hydride by specifying the compsn. of the alloy. CONSTITUTION: A compsn. represented by general ...  
JPH10112314A
To provide an alkaline secondary battery with long cycle life for charge and discharge, by using a hydrogen storage alloy electrode which is represented by general composition formula ABx and contains a specific hydrogen storage alloy. A...  
JPH10102173A
To obtain a hydrogen storage alloy excellent in hydrogen occlusion characteristic and corrosion resistance by providing a rapidly solidified alloy having a specific composition and also having plural metallic phases different in crystal ...  
JP2770777B2
PURPOSE: To obtain a Zr-based alloy not causing nodular corrosion. CONSTITUTION: This Zr-based alloy consists of, by weight, 1.2-2.0% Sn, 0.20-0.55% Fe, 0.03-0.30% Ni and the balance essentially Zr and satisfies 1.4≤Fe/Ni≤8 or consis...  
JPH1088260A
To provide a zirconium base alloy showing excellent corrosion resistance even under high neutron irradiating conditions and to provide a core structural member for a neuclear reactor. This corrosion resistant zirconium base alloy is the ...  
JPH1088261A
To obtain a hydrogen storage alloy for nickel-hydrogen battery cathode, improved in cycle long life characteristic, by introducing heterogeneous strain most suitable for cycle characteristic into hydrogen storage alloy crystals. A hydrog...  
JPH1088262A
To produce a hydrogen storage alloy electrode for a nickel-hydrogen battery improved in cycle long life characteristics. This hydrogen storage alloy electrode for a nickel-hydrogen battery is produced by a single roll method, a twin roll...  
JPH1088264A
To produce a hydrogen storage alloy electrode for a nickel-hydrogen battery improved in cycle long life characteristics. This hydrogen storage alloy electrode for a nickel-hydrogen battery is produced by a single roll method, a twin roll...  
JPH1088263A
To obtain a hydrogen storage alloy for nickel-hydrogen battery cathode, improved in cycle long life characteristic, by providing a crystalline grain size most suitable for cycle characteristic and introducing heterogeneous strain into hy...  
JP2734687B2  
JPH1081929A
To provide a zirconium alloy excellent in oxidation resistance and SCC resistance, a duplex zirconium alloy pipe for cladding, particularly excellent in corrosion resistance of internal surface of pipe in the case where MOX is used as a ...  
JP2731414B2  
JP2730142B2  
JPH1073690A
To improve crossion resistance and hydrogen absorption characteristics by composing at least one of a cladding tube for nuclear fuel, a spacer for a nuclear fuel assembly and a channel box for a nuclear fuel assembly of an alloy made of ...  
JP2726299B2  
JPH1068033A
To improve corrosion resistance to water and water vapor as well as creep resistance by incorporating small amounts of sulfur into a zirconium alloy for use in the production of nuclear reactor elements. Sulfur is incorporated by 8-100pp...  
JPH1062575A
To improve resistance to corrosion, resistance to formation of a hydride and resistance to accelerated corrosion in an outer layer of a fuel rod cladding body by a method wherein outer and inner layers of the cladding body are constitute...  
JPH1058160A
To improve the service life of an electrode, and to realize the favorable cost by providing the electrode surface which is respectively brought in contact with a coating tube and end plug of a fuel nod made of molybdenum or molybdenum al...  
JPH10501846A  
JPH1046273A
To provide a zirconium alloy used for structural parts as well as cladding pipe for fuel rod for a nuclear reactor and improved in hydrogen absorption resistance. The zirconium alloy contains, by weight, 0.01-0.2% Ni and 0.1-1.5% Nb, and...  
JPH1036929A
To prevent the occurrence of elongation and warpage deformation, caused by irradiation growth, by specifying the rate of orientation of a specific crystal orientation of hexagonal Zr of allot in a direction perpendicular to the plate sur...  
JP2701986B2  
JP2695327B2  
JPH09316613A
To produce an amorphous alloy contg. no beryllium. In this amorphous alloy, dimensions in all directions are regulated to ≥1mm. In this case, it contains at least five elements essentially consisting of metal selected from the groups o...  
JPH09316571A
To raise reaction velocity and to occlude and release large amounts of hydrogen by incorporating specific amounts of Sn into an alloy of body- centered cubic structure, containing specific amounts of Ti, Zr, and V. This alloy is an alloy...  
JP2687538B2  
JP2677721B2  
JP2675297B2  
JP2674052B2  
JPH09283134A
To provide a nickel hydrogen storage battery with high capacity and long charging/discharging cycle life. Hydrogen storage alloy powder having the composiition represented by the general formula, ZrTitMnuMovVwCrxCoyNiz (wherein 0.05≤t...  
JPH09278456A
To provide an inexpensively forming die for an optical element. The forming die for the optical element forms the optical element by pressing a forming blank softened by heating with a pair of forming dies. In such a case, the forming di...  
JPH09272959A
To produce an internal structural material for a zirconium alloy base nulear reactor having sufficient corrosion resistance in a high burnup and long-term use by regulating the total amt. of heat to be inputted to the material after (B q...  
JPH09264981A
To provide the channel box and manufacturing method thereof, wherein the overall corrosion-resistance property covering nodular corrosion is enhanced in consideration of the state of the cooling water in a reactor core. In a channel box ...  

Matches 601 - 650 out of 1,330