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JP3057074B2 |
To improve the corrosion resistance and strength of a tube and to make the tube usable for a member in an atomic furnace core by allowing it to have a compsn. contg. Nb, Sn, one among Mo, Cu and Mn, and O and the balance Zr. The alloy co...
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JP2000169921A |
To obtain an alloy material having a large hydrogen storage capacity and excellent in shape retention by mixing a Zr-V alloy powder contg. Zr of a specified ratio with inevitable impurities and Ni powder contg. inevitable impurities in a...
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JP2000144288A |
To obtain a hydrogen storage alloy exhibiting improved capacitance by forming a base alloy consisting of specific percentages of Ti, Zr, V, Ni, and Cr. This hydrogen storage alloy consists of a disordered electrochemical hydrogen storage...
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JP2000144380A |
To easily manufacture a super corrosion-resisting alloy composed of amorphous or nano-crystalline alloy having super corrosion resistance capable of resisting even concentrated acids by the use of an inexpensive base material of sputteri...
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JP2000105289A |
To restrain uniform white corrosion to allow safe use for a long period, by regulating average crystal grain sizes of a zirconium alloy and the thicknesses of an outer surface layer, in the outer surface layer in the vicinity of an welde...
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JP2000096178A |
To provide an alloy improved in hydrogen releasing performance by converting a hydrogen storage alloy having V base phases into composite phases.Two phases of the V base phase and the Zr base phase composed of V, Ti, Zr and M (at least o...
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JP3003862B2 |
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JP2000026930A |
To obtain an alloy suitable for the cladding of a nuclear fuel element by allowing it to have a specified compsn. contg. Bi, Nb, and the balance Zr. The compsn. of an alloy is composed of, by weight, 3 to 6% Bi, 0.5 to 3% Nb, and the bal...
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JP2000026929A |
To obtain an alloy suitable for the cladding of a nuclear fuel element by allowing it to have a specified compsn. contg. Bi, Sn, Nb, and the balance Zr. The compsn. of an alloy is composed of, by weight, 1.5 to 6% Bi, 1 to 4% Sn, 0.5 to ...
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JP2988493B2 |
This invention is for the processing of a somewhat broader range of compositions, including ZIRLO material. It controls creep rate in an alloy having, by weight percent, 0.5-2.0 niobium, 0.7-1.5 tin, 0.07-0.28 of at least one of iron, ni...
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JPH11339790A |
To provide a metal-oxide/hydrogen storage battery improving electric activation of a hydrogen storage alloy and suppressing elution of the ingredient. This storage battery is provided with a negative electrode 4 including hydrogen storag...
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JPH11333034A |
To manufacture an amorphous alloy plate suitable for a golf glub head material easily in a short time. A water-cooled type copper made mold 10 composed of an elevatable upper mold 12 and a fixed lower mold 16 is used. An over-cooling liq...
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JP2983425B2 |
PURPOSE: To improve the homogeneity of a hydrogen storage alloy and to increase the amt. of hydrogen to be occluded by supplying zirconium as a zirconium alloy with nickel. CONSTITUTION: A hydrogen storage alloy contg. at least zirconium...
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JP2983426B2 |
PURPOSE: To improve the uniformity of a hydrogen storage alloy and to increase the amt. of hydrogen to be occluded by supplying vanadium as a vanadium alloy at least with nickel. CONSTITUTION: An alloy contg. at least vanadium and nickel...
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JP2980425B2 |
Highly purified rare gas (helium, neon, argon, krypton, xenon, etc.) is obtained by removing impurities contained therein, such as nitrogen, hydrocarbon, carbon monoxide, carbon dioxide, oxygen, hydrogen and water, at relatively low temp...
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JP2977599B2 |
PURPOSE:To obtain a high-purity purified dilute gas using simple device by combining an iron-zirconium alloy with sponge zirconium and bringing these combined metals into contact with dilute gas each at a prescribed temperature to remove...
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JP2977606B2 |
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JP2975036B2 |
A getter material which efficiently sorbs gases at low pressure but, when a system failure cau'ses high pressures of hydrogen and oxygen of air to be present, does not increase its temperture to that which would cause explosive ignition ...
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JP2971564B2 |
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JP2971122B2 |
PURPOSE:To improve the purity of a rare gas by bringing the N2, hydrocarbons, CO, CO2, O2, H2 and steam contained in the rare gas as impurities into contact with an alloy getter having specified contents of Fe and Zr and heat-treating th...
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JPH11295460A |
To appropriately suppress surplus reaction without mixing a neutron- absorbing material or a flammable toxic material into a fuel rod by using zirconium - gadolinium alloy where various characteristics of pure gadolinium have been improv...
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JP2960799B2 |
There is described a process for the recovery of deuterium and tritium from their oxides, such has heavy water and tritiated water, comprising the steps of reacting the oxides of deuterium and tritium with an intermetallic compound havin...
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JP2957280B2 |
Zircaloy 2 and zircaloy 4 are zirconium alloys which are permitted and tried and tested in nuclear engineering and which have constituents with fixed concentration ranges. The properties, especially corrosion resistance, mechanical stabi...
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JP2941796B2 |
The zirconium alloy includes (wt.%) 0.3-1.8 tin, 0.1-0.65 iron, 0.003-0.015 silicon, 0.005-0.02 carbon and 0.09-0.22 oxygen. The alloy has a microstructure of Zr3Fe second phase precipitate distributed uniformly intra-granularly and inte...
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JP2940558B2 |
The invention relates to a method of producing enhanced radial texture in zirconium alloy tubing suitable for use in forming cladding for nuclear fuel rods. The method employs a combination of mechanical expansion and heat treatment step...
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JP2935972B2 |
To improve the hydrogen storing capacity, equilibrium dissociation pressure, reaction rate and safety of an alloy by specifying the compsn. of hydrogen and hydrogen isotope storage alloy and the crystal structure thereof. This alloy has ...
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JP2935959B2 |
PURPOSE: To produce an alloy capable of efficiently removing impurity components, particularly hydrocarbon and nitrogen, from a gas used for semiconductor manufacture, special lamps, etc., by specifying the composition of a Zr-base alloy...
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JPH11206927A |
To provide a golf club head that is strong and can extend the distance of a ball and a method of manufacturing such golf club head. At least a part of a golf club head is molded by a hot press, by using a plate manufacture of an alloy ha...
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JP2926519B2 |
A zirconium alloy including tin (Sn) in a range of greater than 0.005 wt.% to less than 1.0 wt.%, preferably with a lower limit greater than 0.1 wt.% to an upper limit of less than 0.7 wt.%, and most preferably with a lower limit of grea...
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JPH11194189A |
To provide a production method for a Zr fuel tube for a reactor fuel clad superior in corrosion resistivity and creep characteristics in the conditions exposed in high temperature/high pressure water and steam. In a production method for...
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JP2914457B2 |
This is an alloy comprising, by weight percent, 0.5-2.0 niobium, 0.7-1.5 tin, 0.07-0.14 iron, and 0.03-0.14 of at least one of nickel and chromium, and at least 0.12 total of iron, nickel and chromium, and up to 220 ppm C, and the balanc...
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JPH11158591A |
To obtain the subject tube used for a nouclear fuel cladding tube having sufficient corrosion resistance even if being exposed to corrosive environments over a longer period by regulating the integrating degree in a specified plane in th...
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JP2894928B2 |
A product having at least an exterior surface formed by a Zr alloy comprising the following addition elements (% by weight): Sn 0.40 to 1.70, Fe 0.05 to 0.25, Cr 0.03 to 0.16, Ni less than 0.08; the following maximum amounts of impuritie...
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JP2893528B2 |
Non-evaporable getter (NEG) alloys comprising zirconium, cobalt and one or more components selected among yttrium, lanthanum or rare earths such that, in the ternary diagram of weight % compositions, they are enclosed in the polygon defi...
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JPH11109072A |
To obtain a method for manufacturing a nuclear fuel rod cladding tube consisting of an alloy where resistance against nodal corrosion being accelerated uniformly in a light-water reactor is improved to a high degree of combustion, withou...
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JPH11101887A |
To provide one alloy which can improve the resistances of the nuclear reactor fuel rod cladding, nuclear fuel assembly parts, and core member of a light water reactor to uniform accelerated node-like corrosion in the reactor without jeop...
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JP2877351B2 |
PURPOSE:To manufacture the high purity zirconium material at low cost by repeatedly executing the operation of heating and cooling to a zirconium alloy in a hydrogen air flow and executing the decomposition of halide and electron beam me...
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JPH1184042A |
To provide a zirconium-alloy composite cladding pipe for an atomic fuel rod having high corrosion resistance and high strength. The inner layer member of a zirconium-alloy cladding pipe for an atomic fuel rod having high corrosion resist...
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JPH1171660A |
To prevent deterioration in viscosity caused in the case that crystals are precipitated in an alloy by allowing a high strength amorphous alloy to contain specified amounts of Zr, Hf, Ni, Cu, Fe, Co, Mn and Al, to contain a specified amt...
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JP2859187B2 |
An AB2-type Laves phase hydrogen storage alloy with a large effective hydrogen transfer capacity is disclosed. This alloy is represented by the general formula Tia,Zr1-aM2, wherein M is at least one element selected from the group consis...
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JPH119741A |
To provide a golf club head casting made from an amorphous Zr alloy having high strength and a low elastic modulus. A golf club head casting is made from an amorphous Zr alloy which has a composition containing 10-32% Cu, 3-15% Al, 5-15%...
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JP2841884B2 |
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JP2834165B2 |
PURPOSE:To manufacture the alloy which is homogeneous and having good characteristics such as the amt. of hydrogen to be stored with good workability by utilizing at least ferrozirconium as a starting material. CONSTITUTION:At least ferr...
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JP2830420B2 |
PURPOSE:To suppress stress corrosion cracking by carrying out tension working at a prescribed reduction of outside diameter in place of at least one of Pilger rolling processes when a tube is produced by repeating Pilger rolling and anne...
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JP2814981B2 |
PURPOSE: To optimize the bend deformation of a channel box caused by the corrosion resistance, hydrogen absorption resistance, and irradiation growth of fuel assembly members by constituting a coated pipe, spacer, and the channel box of ...
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JPH10287943A |
To obtain a hydrogen storage alloy excellent in hydrogen occluding and releasing characteristic at a low cost by incorporating specific percentages of Zr, Ti, Mn, Cr, Ni, either or both of Al and Cu, and one or more elements among Co, Fe...
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JPH10282278A |
To obtain a further improved unclear fuel rod cladding by utilizing a new alloy for an inner layer out of inner and outer walls that the metal tubular cladding for accommodating a nuclear fuel has. A compound cladding 110 included in a f...
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JPH10273746A |
To obtain a zirconium alloy excellent in cold-workability and corrosion resistance and suitable as the material for nuclear fuel cladding duplex tube of a water-cooled type nuclear reactor by specifying its compsn. composed of Sn, Fe, Cr...
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JPH10265877A |
To obtain a zirconium base alloy suitable for use in a nuclear reactor by substantially composing it of molybdenum, bismuth, and the balance zirconium. As a ternary alloy, a Zr-Bi-Mo allay contg., by weight, 3 to 6% Bi, 0.5 to 1.5% Mo, a...
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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...
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