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JP3178079B2 |
PURPOSE: To provide a metallic member provided with an alumina crystalline growing layer being at a higher hardness than a noncrystalline film which is formed by an anodic-oxidation treatment, etc., and also having a sufficient thickness...
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JP3174005B2 |
To produce an aluminum material having a metal diffusion layer on the surface and to provide a method for producing the aluminum material having the metal diffusion layer on the surface. This aluminum material having a metal diffusion la...
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JP3172794B2 |
A method of making group I-III-VI compound semiconductors such as copper indium diselenide for use in thin film heterojunction photovoltaic devices comprising depositing a composite film of copper, indium, and possibly other group IIIA e...
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JP3173074B2 |
PURPOSE: To form a solder film, in which the occurrence of whiskers is prevented with certainty, on a fine copper or copper-alloy material, such as IC package circuit and to provide fine, uniform, and superior characteristics to the resu...
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JP2001116746A |
To provide an improved technique which is used to assess the quality of a coating treatment which is used regarding a turbine engine component being produced. In this method which is used to assess the quality of a coating treatment, a s...
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JP3162480B2 |
PURPOSE: To provide a method for inactivating a metallic surface in order to enhance the stability of a gaseous hydride of a low concn. in contact with this metallic surface. CONSTITUTION: This method inactivates the metallic surface in ...
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JP2001115250A |
To provide a new technique of application of a metal aluminide film on a substrate. In the method for forming a metal-containing layer on a substrate, first a slurry of the above metal is deposited onto the substrate and then heating is ...
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JP3158921B2 |
PURPOSE: To provide a refractory not causing degeneration or embrittlement over a long period of time as refractories for a furnace in which gaseous silicon chloride is used. CONSTITUTION: This objective refractory contains ≥35wt.%, in...
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JP2001505254A |
The invention relates to an article of manufacture comprising: a substrate composed of a superalloy containing chromium and a base element selected from the group consisting of iron, cobalt, and nickel; and an enrichment layer containing...
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JP2001107218A |
To stably produce a high silicon steel strip in which the concentration of Si in the sheet width direction is uniform without generating the breaking of the steel strip and edge cracking by a continuous gas siliconizing treating method. ...
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JP3153872B2 |
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JP2001070879A |
To suitably coat an inside surface such as the inside passage of a turbine engine part by applying slurry containing metallic powder on the inside surface of a base material and drying the slurry to form a metal based coating film on the...
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JP2001073113A |
To provide energy-saving type plating diffusion treatment equipment for steel wire for reinforcing rubber, capable of solving problems by sand in a fluidized bed furnace, effectively utilizing waste heat, and directly carrying out heatin...
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JP2001068151A |
To form a high concentration chromium-iron alloy layer on the surface of a battery jar for a sodium-sulfur battery. In the chromizing treatment process, a chromizing treatment agent is prepared by adding an accelerator made of mixture of...
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JP2001035457A |
To provide a sodium-sulfur battery including a battery jar equipped with an enhanced anti-corrosiveness against sodium polysulfide. At least one of a positive electrode lid 4 and a battery jar 9 is made of ferrite type stainless steel co...
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JP2001025843A |
To improve the life of a die, and to stabilize the quality of a forged part by forming a hard facing layer having at least either chromium nitride or chromium carbon nitride on a contact surface between the die and a metallic stock.As a ...
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JP3121745B2 |
To reduce the generation of flaws in a pipe and to increase its high temp. oxidation resistance by using an Al alloy mixed with elements increasing its m.p. and furthermore increasing its high temp. oxidation resistance as Al-base metal....
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JP3121119B2 |
PURPOSE: To obtain a method for forming an outer electrode of a laminated ceramic capacitor in which a contact of an inner electrode with an outer electrode is effectively executed by any of a method for forming the outer electrode itsel...
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JP2000516997A |
A piston shoe (10) of an axial piston pump or motor is crimped to an annular piston head (42) and has a flat shoe wear surface (12) that contacts a cam plate (22). A back flange (14) of the shoe (10) also wears against an auxilliary cam ...
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JP3116578B2 |
PURPOSE: To provide the method for treating surface of the high temp. sliding part of a heat resistant alloy capable of attaining the improvement of wear resistance and the prevention of sticking. CONSTITUTION: The surface of the sliding...
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JP2000336451A |
To provide a modified sintered alloy obtained by modifying the structure and properties of a sintered alloy, such as cemented carbide or cermet, prepared by powder metallurgy.A modifier composed of at least one selected from Ti, Zr, Hf, ...
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JP3115212B2 |
To uniformly form an iron-aluminum alloy layer obtd. by coating the outer circumferential face of a cast iron pipe with aluminum or an aluminum alloy film. At the time of casting a cast iron pipe, the inside face of a mold is coated with...
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JP2000328227A |
To provide a surface treatment method for metallic members which is capable of rapidly and easily treating the metallic members at a high yield of surface treatment materials and may be incorporated into a production line. Functional mat...
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JP2000328277A |
To provide a method for selectively removing combustion product from surface of parts of a gas turbine after the long term exposure in the high temperature oxidizing and corrosive environment of exhaust gas of the gas turbine without aff...
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JP2000328263A |
To provide a surface treated metallic material provided with a rust preventive layer which has both of barrier property and corrosion preventive property to a damaged part posessed in the chromating process without containing hexavalent ...
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JP2000328226A |
To obtain a silicon steel sheet for motors having an excellent blanking property and high-frequency characteristics. This process consists of a first stage of subjecting a low-carbon steel sheet to a siliconizing treatment by heating the...
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JP2000303162A |
To densely control the concn. of Al in an Ni base material and to obtain an intermetallic compd. having excellent mechanical properties and corrosion and oxidation resistances at high temp. by storing an Ni base material and an Al source...
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JP2000303198A |
To use a coating as the cathode of an electrolytic cell for producing hydrogen and oxygen from a water base alkali soln. by allowing a 1st section of the coating to contain a specified amt. of Al2Ni21O23 and a 2nd section to contain a sp...
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JP3103682B2 |
PURPOSE: To provide a manufacturing method of a transparent conductive substrate with low surface resistance and excellent optical properties. CONSTITUTION: A transparent conductive substrate consisting of a visible light transmissive su...
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JP2000291635A |
To prevent a build-up even if a roll is lightweight and continuously used at a high temperature for a long period of time by forming a chromizing metal layer having resistance against oxidation and wear whose a part penetrates in a surfa...
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JP3097864B2 |
This invention relates generally to a novel directed metal oxidation process which is utilized to produce self-supporting bodies. In some of the more specific aspects of the invention, a parent metal (e.g., a parent metal vapor) is induc...
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JP3093474B2 |
PURPOSE: To form a hard layer excellent in the corrosion resistance, the wear resistance and the peeling resistance by forming a layer whose concentration of hard TiC is gradually reduced from the surface to the inner part on the surface...
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JP3093846B2 |
PURPOSE: To inexpensively form a rigid coated layer with a sufficient thickness free from defects such as dimensional changes, deterioration in the hardness (strength) of a base metal and film peeling caused by holding the temp. of the w...
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JP3085879B2 |
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JP3086487B2 |
PURPOSE:To enhance a critical current density without exerting any adverse effect of a thermal treatment on other structures by setting a diameter of an Nb filament at 1mum or smaller, and applying a thermal treatment at 500 deg.C or low...
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JP3085080B2 |
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JP3083292B1 |
[wrap up] [Task] It can be applied to various structural parts and machine parts that require high temperature characteristics and oxidation resistance, and by applying treatments such as nitriding and carburizing, various structural par...
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JP3080289B2 |
PURPOSE: To produce a wear resistant member excellent in wear resistance and seizing resistance only by executing chromium cemmentation treatment. CONSTITUTION: The surface of parts made of a ferritic-pearlitic medium-high carbon vanadiu...
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JP3075326B2 |
A process of preparing clad contact material comprises forming a contact belt-like member by bonding an Au or Au alloy tape to the surface of an Ag or Ag alloy tape, thermally treating that contact member for forming an Au diffusion laye...
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JP2000220646A |
To improve the bearing performances such as a quietness, a fretting durability in the shock and the vairation in the transporting time and the operation time of the apparatus, and a sound durability, at a low cost. While a track wheel is...
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JP3073721B2 |
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JP3070957B2 |
The invention provides a method of surface hardening a titanium material wherein titanium-aluminum alloy powders or aluminum oxide powders are brought into contact with the surface of the titanium material, and a heat treatment is applie...
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JP2000509105A |
There is provided a surface alloyed component which comprises a base alloy with a diffusion barrier layer enriched in silicon and chromium being provided adjacent thereto. An enrichment pool layer is created adjacent said diffusion barri...
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JP2000199401A |
To protect cooling holes and other internal surfaces of an airfoil portion by allowing gas to flow through an internal cavity of the airfoil portion to the outside of the portion via the cooling holes so that the flow of gas is maintaine...
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JP3064743B2 |
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JP3061090B2 |
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JP3059570B2 |
PURPOSE:To provide a superconducting wire having improved superconductive characteristics such as critical current density and the like. CONSTITUTION:A multicore Nb3Sn compound superconducting wire is provided with a ring-like Nb3Sn comp...
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JP2000178763A |
To improve the oxidation resisting performance of the parts, to enable the use of inexpensive Ir comparing with Pt and to reduce cost.An oxidation resisting film 5 composed of plural coating layers is formed on the surface of a base meta...
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JP2000176660A |
To reduce the burn through, thermal strain, etc., of a work during beam irradiation by irradiating the work with high energy density beams while supplying an austenite producing element, simultaneously moving the work in its axial direct...
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JP2000173623A |
To provide a nickel material which is hardly separated from a steel plate due to high jointing strength and suitable for manufacturing an electrode superior in electrical conductivity with high capacity by diffusively jointing a porous n...
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