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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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 ...
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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...
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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...
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JP2768721B2 |
A contact forming material for a vacuum interrupter comprising: from 25% to 65% by weight of a highly conductive component comprising Ag and Cu, and from 35% to 75% by weight of an arc-proof component selected from the group consisting o...
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JP2750865B2 |
For more economical fabrication arrangements, a fuel rod with a cladding tube of a first zirconium alloy, for example with the trademark Zirkaloy, has, on the outside of the cladding tube, a surface layer of a second zirconium alloy with...
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JP2750617B2 |
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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...
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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 ...
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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...
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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 ...
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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...
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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...
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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...
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JP2734687B2 |
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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 ...
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JP2730142B2 |
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JP2731414B2 |
The invention relates to a tube, bar, sheet or strip resistant both to uniform and nodular corrosion, of a zirconium-base alloy of a composition (% by weight) of Fe 0.1 to 0.35, V 0.07 to 0.4, Q 0.05 to 0.3, Sn below 0.25, Nb below 0.25,...
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JP2726299B2 |
PURPOSE:To obtain the high corrosion-resistant Zr alloy executable of preventing nodular corrosion generated in a nuclear reactor fuel clad pipe or the like by specifying the compsn. constituted of Sn, Fe, V and Zr. CONSTITUTION:The high...
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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...
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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...
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JPH10501846A |
PCT No. PCT/SE95/00749 Sec. 371 Date Apr. 17, 1997 Sec. 102(e) Date Apr. 17, 1997 PCT Filed Jun. 20, 1995 PCT Pub. No. WO95/35395 PCT Pub. Date Dec. 28, 1995The present invention relates to a method of manufacturing tubes of zirconium ba...
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JP2701986B2 |
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JP2695327B2 |
This active brazing alloy is preferably used for brazing (joining) (aluminium)oxide ceramic parts or single crystals or metal parts to parts of the same material in each case, or (aluminium) oxide ceramic parts to single crystals or (alu...
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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...
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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...
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JP2687538B2 |
PURPOSE:To obtain the title Zr alloy having excellent corrosion resistance, strength and relaxation resistance by incorporating specific amounts of V, Mo, etc., as well as Nb, Ta, etc., into a Zr alloy contg. small amounts of Sn, Fe and ...
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JP2677721B2 |
Amorphous alloy comprising 30 to 75 atomic % Cr, the remainder being substantially at least one element selected from the group consisting of Ti and Zr and alloys represented by the general formula: XaCrbMc wherein X is at least one elem...
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JP2675297B2 |
PURPOSE:To improve nodular corrosion resistance and uniform corrosion resistance, by specifying and reducing Sn content in a zirconium alloy with a specific composition. CONSTITUTION:The zirconium alloy has a composition consisting of, b...
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JP2674052B2 |
PURPOSE:To furthermore improve the corrosion resistance of the subject Zr alloy by relatively reducing the Sn contents, limiting the N contents as inevitable impurities and providing it with specific compsn. CONSTITUTION:The Zr alloy con...
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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...
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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 ...
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JPH09257988A |
To assure a sufficient corrosion resistance over a long term use and a high combustion degree. Zirconium prepared so that it may contain Sn: 0.8-1.2wt.% and O: 1000-1500ppm, or Sn: 1.2-1.7wt.% Fe: 0.17-0.28wt.%, Cr: 0.05-0.15wt.%, Ni: 0....
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JPH09253245A |
To provide a golf club head which can sends a golf ball further away. This golf club head is made of pure Zr or a Zr alloy containing 0.1-5wt.% of Sn or 1-5wt.% of Nb and the remainder comprising Zr and unavoidable impurities. And the Zr...
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JPH09249927A |
To produce a Zr base alloy sheet or the like free from bending deformation caused by neutron irradiation growth and having a long service life by specifying the orientating rate in the longitudinal direction in the crystal orientation of...
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JP2651930B2 |
An electrical conductor is described comprising an element exhibiting superconductivity above 77K, which is surrounded by an evacuated space to avoid excessive consumption of the liquid nitrogen which maintains the element at 77K. A non-...
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JP2649245B2 |
A method of manufacturing high-zirconium getters that involves hydrogen pulverization of an entire alloy ingot or ingot pieces. The method offers distinct advantages over techniques that use mechanical means of powder production. The met...
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JPH09227973A |
To produce a zirconium alloy having excellent corrosion resistance in high temp. water or in high temp.-high pressure steam and to provide a zirconium alloy tube withstanding use over a period longer than heretofore, excellent in corrosi...
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JP2645626B2 |
PURPOSE:To make it possible to increase the size of a nuclear fuel handling apparatus which requires critical control by obtaining a structural alloy having excellent corrosion resistance and a large neutron absorption section. CONSTITUT...
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JPH09217134A |
To obtain a hydrogen storage alloy capable of increasing the low temp. characteristic and high-efficiency electric discharge characteristics of a battery when used as a alkali storage battery cathode material, by using zircaloy as raw ma...
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