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JPH11307349A |
To form a reactor excellent in high frequency iron loss, by constituting a wound core which constitutes an iron core of a silicon steel plate where Si concentration of a plate thickness direction surface layer is at least a specified % h...
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JPH11307351A |
To reduce high frequency iron loss, and obtain excellent workability and saturation magnetic flux density, by performing drive at a frequency higher than or equal to 1 kHz and constituting iron core material of a silicon steel plate wher...
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JPH11302828A |
To provide a diffusion coating material which eliminates the need for masking the parts not requiring coating and allows the execution of a large amt. of coating of a uniform thickness and a diffusion coating method. A coating sheet 2 is...
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JPH11302827A |
To improve corrosion preventing property and cost effectiveness by charging a mineral of natural stones, ceramics, shells, corals or the like such as tourmaline, granite, diamond, quartz, pearl, which releases far infrared wave length ra...
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JPH11293446A |
To obtain a steel sheet having a desired Si concn. distribution, excellent high-frequency characteristics and a low residual magnetic flux density by measuring diffusion energy to be imparted to steel products and controlling production ...
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JPH11293416A |
To stably lower residual magnetic flux density by giving the concentration gradient of Si in the plate thickness direction so that the Si concentration at the surface is higher than that at the center part of the plate thickness and spec...
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JPH11293417A |
To provide a silicon steel sheet free from the generation of magnetic aging and low in residual magnetic flux density. This steel sheet is the one having a compsn. contg., by weight, ≤0.003% C, 0.05 to 0.5% Mn, ≤0.01% P, ≤0.02% S, ...
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JPH11293450A |
To form a prescribed Si concn. distribution, to suppress the generation of pushing flaws on a steel sheet surface in a furnace and to improve a surface shape by penetrating Si into the steel sheet from its surface by using a vertical typ...
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JPH11293415A |
To provide an iron core composed of a high silicon steel sheet, low in residual density and excellent in workability while maintaining excellent high frequency characteristics. By a high silicon steel sheet having an Si concn. gradient i...
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JPH11293448A |
To obtain desired magnetic characteristics by simultaneously executing a siliconizing treatment to penetrate Si into a steel sheet from its surface and a diffusing treatment to diffuse the penetrated Si into the steel sheet in the same a...
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JPH11293447A |
To provide a method for producing a silicon steel sheet capable of obtaining a silicon steel sheet low in residual magnetic flux density while maintaining the conventional advantages by forming an Si concn. gradient in the sheet thicknes...
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JPH11288725A |
To provide an inexpensive iron sintered substrate and an inexpensive alkaline storage battery using it, by improving the iron sintered substrate having three-dimensionally continuous space used for the alkaline storage battery. This alka...
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JPH11286753A |
To provide a silicon steel sheet capable of obtaining stable, low residual magnetic flux density. This silicon steel sheet has a stable and low residual magnetic flux density and has a compsn. contg., by weight, 0.001 to 0.02% C, 0.05 to...
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JPH11288726A |
To provide an inexpensive iron sintered substrate and an inexpensive alkaline storage battery using it, by improving the iron sintered substrate having three-dimensionally continuous space used for the alkaline storage battery. This alka...
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JP2964794B2 |
PURPOSE: To provide a method to manufacture a member made of titanium or titanium alloy wherein shrinkage cavity within the cast body is diminished, the hardening treatment of the surface of the cast body can be executed, and the strengt...
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JP2962973B2 |
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JP2960117B2 |
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JP2960116B2 |
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JP2959400B2 |
PURPOSE: To stably produce a high silicon steel strip good in surface properties with the formation of silica suppressed by controlling the concn. of oxygen and water in atmospheres of each treating zone in a continuous siliconization li...
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JPH11270350A |
To satisfactorily repair a structure in the jobsite by providing a diffusible coating precursor at a local damaged position of the structure, and guiding the inert atmosphere into a chamber provided so as to include the damaged position,...
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JP2956507B2 |
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JP2957555B2 |
The present invention relates to a composition for coating internal surfaces of an airfoil, particular high pressure temperature airfoils such as vanes and blades. The composition includes a dry composition consisting essentially of from...
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JP2956523B2 |
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JP2953565B2 |
To selectively peel only the films without using a mechanical method by putting the films into a state to allow peeling by a peeling liquid, then peeling the films by using the peeling liquid. This method is more specifically a peeling m...
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JP2949605B2 |
A coated layer of this invention is composed of a lower alloy-coated layer 2 formed of an MCrAlY alloy whose principal element is Co or Co and Ni, an upper alloy-coated layer 1 formed of an MCrAlY alloy whose principal element is Ni and ...
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JP2950701B2 |
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JP2948004B2 |
PURPOSE: To execute the Al-Cr composite diffusion coating treatment of a Ti alloy and to improve its oxidation resistance by constituting the above treating agent of specific wt.% of aluminum powder, chromium powder, ammonium chloride an...
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JP2948316B2 |
This invention relates generally to a reaction which occurs on the surface of a substrate body. Particularly, at least one solid oxidant is contacted with at least one parent metal to result in a reaction therebetween and the formation o...
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JP2947067B2 |
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JP2947107B2 |
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JP2943021B2 |
PURPOSE: To form an NiAl intermetallic compound excellent in high temp. corrosion resistance by performing diffusion treatment under the condition where heat treatment temp. and time are specified with respect to the thickness of an Al c...
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JP2942645B2 |
A shield (2) restricts the circulation of a metal bearing gas around the platform surface (8) of a turbine blade (1) so that the gas deposits a thinner coating on the platform surface (8) than on the airfoil surface (6), whereby the coat...
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JPH11221708A |
To provide a cemented-carbide miniature drill having an excellent abrasion resistance. This cemented-carbide miniature drill comprising a cutting edge part and a shank part is made up of cemented carbide having the composition that conta...
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JPH11216368A |
To improve heat resistance and oxidation resistance by a method in which the vicinity of one end face of a honeycomb body formed by rolling up flat foil and corrugated foil of ferrite type stainless steel is coated with an element improv...
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JPH11207796A |
To improve the wear resistance of a cylinder by a method wherein the cylinder made of a Ni-Cr-B-Si-based alloy layer or of a Co-Cr-B-Si-based alloy layer having the thickness of specified dimensions or more is put onto the inner surface ...
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JPH11210756A |
To provide a method for forming a fretting resistant cover that is effective in the prevention of fretting and a machine member having the cover by improving fretting prevention techniques which utilize an Fe-Al compound layer. An Fe-At ...
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JP2927165B2 |
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JPH11199988A |
To provide a silicon steel sheet excellent in workability and magnetic properties, in a silicon steel sheet having the gradient of Si, concentration, by regulating the amounts of elements other than Si to be added. This steel sheet is th...
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JP2924907B2 |
An alloy is made up from the material of a component which is to be repaired and a material the constituents of which are chosen so as to enable mixing with the material from which the component is made, followed by brazing of the mixtur...
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JP2923097B2 |
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JPH11192542A |
To reduce problems of cracks in a diffusion layer, and to improve the bonding of a material to be cast-in with an aluminum alloy by forming the aluminized diffusion layer in a thin and uniform state. A work hardened layer is formed by bl...
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JP2922346B2 |
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JP2920340B2 |
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JP2921140B2 |
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JP2918422B2 |
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JPH11179419A |
To provide a manufacturing method for a rubber reinforcing wire having an excellent wire drawing property and moreover capable of obtaining a sufficient initial rubber adhesive property. A brass plating layer is formed on the surface of ...
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JPH11172463A |
To obtain a good high temp. oxidation resistant coating low in the concn. of impurities by forming an aluminide diffusion overcoating with chemical vapor deposition outward growth on a primary coating composed of Cr, Al, Y, rare earth el...
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JP2912518B2 |
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JP2912761B2 |
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JPH11158561A |
To obtain a conveying roll having excellent durability which is difficult to develop the lowering of straight and the deterioration of surface characteristic and can hold out against the use for long term at the time of being set to a co...
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