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JP2003154444 |
To obtain a method and an apparatus for producing a pipy complex material with which the pipy material having a prescribed length can continuously and easily be produced.In a molten metal furnace 11 filling up the molten metal and pressu...
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JP3428899 |
To improve strength characteristics such as high strength and high touchiness by arranging a metallic glass face, which is formed by melting metallic material filled on a hearth, pressing it, deforming it into a desired shape by applying...
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JP2003133410 |
To provide a technique of filling an entire through-hole with metal closely when through wiring is formed on a silicon board.When a board 10 is dipped into molten metal melted by heating so as to fill a through-hole 11 bored in the board...
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JP2003129295 |
To provide a copper-electroplating process for a semiconductor wafer that inhibits the generation of particles such as sludge, which are generated at the anode side in a plating solution at copper-electroplating and prevents the attachme...
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JP2003119526 |
To provide a method for producing a lightweight molded body having a desired material behavior under certain stress conditions, and provide a molded body.A free-flowing metal foam with a monomodal distribution of dimensions of voids and ...
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JP2003117647 |
To provide a hollow casting with a slit of high quality with excellent productivity at a low cost in which core member can be easily ejected after the casting operation even when there is no draft in a core member used in casting the hol...
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JP2003113407 |
To provide a method for manufacturing inexpensive metal hollow particles which are utilized as electroconductive ones, for instance, for a circuit and various industrial uses, and to provide an apparatus therefor.This method for manufact...
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JP2003113498 |
To inexpensively provide a dummy ball for barrel plating, which little contaminates a bath, has high hardness, and can uniformize a plated film thickness when used in barrel plating, and which is used for an external electrode formed on ...
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JP2003112253 |
To provide an apparatus which is capable of putting gas into molten metal in the form of small pores or air bubbles having nearly the same volume and having adjustable sizes and a method of forming the desired foamy metal.At least one ga...
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JP2003112252 |
To provide a method of manufacturing a substrate which can omit a process step of slicing from an ingot, and also provide a solar battery which is high in mass productivity, inexpensive, and good in quality.This method of manufacturing t...
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JP2003103357 |
To improve production efficiency by reviewing the manufacturing process or the like with respect to metallic products to which more excellent mechanical properties are imparted through the forging treatment, and to execute production at ...
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JP3413930 |
PURPOSE: To wet a lug part of a plate by molten metal, and form a fillet at the root of the lug part by forming a eutectic part composed of two solid solutions different in the content of Ps and Sb by prescribed % or more in solidificati...
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JP2003092110 |
To provide a mold for continuous casting of a lead-acid battery grid capable of remarkably prolonging the mold life even in sever heat cycles only by slightly increasing a mold production cost.A casting mold of a lead-acid battery grid i...
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JP2003075617 |
To provide a reflective element such as a mirror having a substrate and a reflective layer formed thereon, and to provide a method for manufacturing the reflective element.The substrate 55 contains at least one thixotropic metal alloy, w...
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JP2003070513 |
To provide a method for manufacturing an ornament with which the ornament can be manufactured at the lowest cost possible and in an improved productivity, in the method for manufacturing the ornament which is required for a custom-made m...
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JP2003052425 |
To provide a special metal accessory with surface decoration patterns which is clearly recognized with eyes and is excellent in fanciness. The ring main body of a ring is produced (step ST1), and the surface decoration patterns of charac...
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JP3401481 |
To provide a cast-on strap casting method by which casting burrs are not caused on the cast-on strap when the cast-on strap casting method is performed for lug arrays of positive and negative poles of a cell in the production of a batter...
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JP2003041398 |
To provide a dummy ball necessary for forming an external electrode of an electronic component, superior in uniformity of plated film thickness. The dummy ball for electrolytic plating, which connects a conductor part of an article to be...
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JP2003041397 |
To provide an inexpensive dummy ball for barrel plating free from Pb, which solves a problem of deformation in the dummy ball made from a Sn-based alloy so as not to contaminate a plating solution in barrel plating. The dummy ball for ba...
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JP3386545 |
PURPOSE: To provide a wheel and its production method, by which a design pattern on a disc which is visible on setting a light alloy wheel in a vehicle may be gorgeously backed up and its light weight may be kept. CONSTITUTION: Recessed ...
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JP2002371327 |
To provide a method for manufacturing a foam metal, which improves compressive strength by forming the independent bubbles while making them as small and uniform particle sizes as possible. This method for manufacturing the foam metal co...
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JP2002346734 |
To provide a casting apparatus in which the occurrence of a defective product caused by a wire-cutting of a grid body for lead battery can be prevented and which has less energy consumption. In the casting apparatus composed of a mold 10...
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JP2002336931 |
To manufacturing an ornament formed of precious metal having a delicate shape and a variety of three-dimensional shapes.A three-dimensional model 1 is manufactured by using a yarn 2 formed of cotton or synthetic fiber, a solidifying agen...
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JP2002336935 |
To provide a composite structural part between a metallic material and a non-metallic material in which the non-metallic material of large layer thickness is covered on the metallic material in a consistently adhered condition and in a l...
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JP2002309501 |
To solve the problems in conventional sleepers that a wooden sleeper is easily corroded and damaged, its physical property is reduced due to the absorption of water, and its durability is inferior, a concrete sleeper is heavy and is infe...
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JP2002310074 |
To provide a scroll simplifying or dispensing with flattening of a tip part of a spiral part of the scroll and capable of reducing the number of machining and to provide its casting device.A cope 13, or a mold for a base part 21 is provi...
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JP2002309935 |
To provide exhaust system parts of heat resisting steel a main shape of which is 1.5-3 mm thick, by using a mold that can form thin exhaust system parts of heat resisting steel without defection, has strength at elevated temperature so t...
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JP2002307157 |
To reduce strain, warping, twisting, etc., in a casting.In the casting having outer walls 7, 7, 9, 9 formed with a thinning structure of the thickness and rib structure produced with casting formed with the ribs (the first ribs 5, 5, the...
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JP2002294356 |
To provide a method for manufacturing a shower plate which is composed of a ceramics/metal composite material and by which small-diameter holes can be finely formed.A preform having holes is prepared using ceramic powder or ceramic fiber...
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JP2002292458 |
To solve a problem that it is difficult to make even the temperature gradient in an ingot from the initial period of solidification to the complete solidication.In the silicon casting device provided with a mold for filling a silicon mol...
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JP2002292457 |
To provide a casting device capable of manufacturing a thin lattice free of wire breakage, without deteriorating productivity.The casting device for the lead lattice for a lead battery comprises a mold 5 for forming the lattice, and a ta...
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JP2002283043 |
To provide a method for producing a turbine blade in which a structure in a cross section perpendicular to the direction of an unidirectionally solidified columnar crystal growth has the fine unidirectionally solidified columnar crystal ...
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JP2002283044 |
To provide a device and a method for manufacturing a crystalline sheet in which the reliability and productivity to the manufacture of the crystalline sheet such as a silicon sheet are improved, the heat loss is minimized as much as poss...
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JP2002279966 |
To provide a manufacturing device of lead-acid batteries that will not cause variations in a strap 5 cast by a mold 2a, by uniformizing the pressures of molten lead supplied from a pump to a molten metal feed pipe 3c at this side with th...
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JP3350768 |
PURPOSE: To reduce the manufacturing cost of a metallic or alloy tube, and to provide a seamless tube made of the material difficult to work by keeping the metal or alloy at the temperature not less than its melting point, and sucking it...
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JP3349186 |
PURPOSE: To simply and easily manufacture a foamed aluminum product used for a sound absorbing material or a heat insulating material in good yield. CONSTITUTION: At a prescribed position in the vicinity of the inner peripheral surface a...
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JP2002256401 |
To provide amorphous copper base alloys having, in addition to high amorphous formability, superior mechanical properties and excellent workability.The alloys are amorphous copper base alloys containing at least 90 volume % of the amorph...
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JP2002248540 |
To provide a production method having fewer production processes and providing a low-cost part.The production method includes a step for forming a cast pre- form 1 that has one or two or more recess(es) 1C with a through hole or a blind ...
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JP3343774 |
To put a forged aluminum wheel for trucks and buses to practical use by applying three kinds of working such as forging and pressing for the part between bolt holes, shot blast for attaching surfaces and burnishing for nut seats in the w...
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JP2002243023 |
To improve abrasion resistance of a motive power transmission pulley made of an aluminum alloy, and to reduce a manufacturing cost of the aluminum pulley.Molten metal having the aluminum alloy composition including Si by 13.0 to 18.0 wt....
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JP2002194472 |
To provide lightweight high-strength magnesium or magnesium alloy in which strength of the level equal to that of the conventional magnesium alloy can be secured and also lightweight characteristic equal to that of plastics can be secure...
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JP3324024 |
To prevent the development of cavity and strain by cutting and removing an increased thickness part so as to leave a projecting part after forming a cast product provided with the increased thickness part having almost the same thickness...
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JP3313220 |
PURPOSE: To obtain a slurry having fine and uniform non-dendritic crystal grains by rapidly cooling molten metal to half-solidified state while flowing in an inclining surface and thereafter, holding the slurry to the overheat condition....
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JP3306362 |
To provide an excellent lost form pattern for casting which is free from any problem to cause the defective casting or defective dimensions, and a method for easily cast-joining a part having a large diameter cylindrical part with a part...
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JP3292122 |
To provide a tool for manufacturing seamless steel tubes excellent in durability with which improvement of quality of inner surface and reduction of manufacturing cost of high alloy steel tube manufactured by rolling with a Mannesmann pl...
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JP2002086260 |
To provide a method for producing a high performance magnetostrictive material with a simple treatment in a short time.In the method for producing the super-magntostrictive material having the peculiarity, in which under micro-gravity at...
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JP2002039245 |
To provide a shock absorbing member to solve a problem on a shock absorbing member using a conventional aluminum extruded material, and obtain the member which is excellent in shock absorbing performance, indicates a stable deformation m...
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JP2002035919 |
To suppress damage on the surface of a metallic pipe to a greatest possible extent.A great number of protrusions are formed of alloy of a metal, thereby the surface is formed as a corrosion proof surface having a great number of irregula...
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JP2002035892 |
To easily form irregularities on the external face of a tube which is hard to adapt full molding method.By making use of a number of lost beads 16 which are partly projected into the inside of a mold 11 from the surface of the mold 11, a...
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JP2002028769 |
To provide a casting apparatus for producible to a battery terminal with which the battery is lightened and short circuit can be prevented.In the casting apparatus 10 for producing the battery terminal composed of a plate-like strap and ...
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