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JPH07207402A |
PURPOSE: To provide an inexpensive method for the production of a rare earth- iron alloy which does not require to heat and maintain at a temp. lower than the peritectic temp. CONSTITUTION: When a master alloy for rare earth-iron magnet ...
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JPH07204784A |
PURPOSE: To produce a high m.p. metal-containing Al base alloy plate-like cast ingot containing specific content or more of the high m.p. metals (one or more kinds among metals of III b, IV b, Vb, VII b, VIII b, groups in the periodic ta...
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JPH07204785A |
PURPOSE: To always obtain the stable quality of a cast product even if the temp. of molten metal poured into a metallic mold varies. CONSTITUTION: A time T1 of interval from start of the pouring of molten metal into the metallic mold til...
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JPH07207403A |
PURPOSE: To obtain a slab from which a cold rolled sheet having decreased internal defects and good surface characteristics is obtainable by incorporating MgO and alumina clusters under specific conditions into inclusions of the cast sla...
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JPH0763800B2 |
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JPH07506053A |
(57) [Summary] Since this publication is application data before electronic filing, summary data is not recorded.
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JPH0757858B2 |
The present invention relates to a heat resistant composition which exhibits excellent heat and wear resistances after being cured. Further, it has excellent releasability and durability, and the cured film thereof has a more excellent s...
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JPH07148550A |
PURPOSE: To obtain a good quality cast ingot having soundness, fine structure and a little segregation without cast defect from the ingot-making of a half- solidified metal. CONSTITUTION: The half-solidified metal is supplied into a mold...
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JPH07144255A |
PURPOSE: To obtain a vertical semicontinuous casting device of simple structure and suitable for small quantity production by constituting so that a cast slab completed solidification is pulled up above mold. CONSTITUTION: A large cross ...
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JPH07144254A |
PURPOSE: To effectively prevent the flush caused due to the clearance between mold bottom face and molding board with relatively simple means when the mold for casting of repeating use is placed on molding board. CONSTITUTION: When a mol...
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JPH07124696A |
PURPOSE: To prevent the stickiness of solidified part in excess molten metal to a cast product, to prevent the waste of the metal and to make the cutting work of the stuck material unnecessary. CONSTITUTION: In a casting device, in which...
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JPH07124699A |
PURPOSE: To synchronously produce cast ingots having different heights in a simple device and to prevent the variation of the height of the produced cast ingot. CONSTITUTION: One piece of pouring tube 20 and plural pieces of molds 30 are...
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JPH0741344B2 |
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JPH07118878A |
PURPOSE: To produce a complex layer steel sheet having excellent workability, corrosion resistance and heat resisting damping property utilized for general workings and as structural materials including automobile and building materials....
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JPH07116781A |
PURPOSE: To prevent the development of solidified shell in a meniscus by stopping the drawing-out of a cast bloom at the end period of casting, raising the molten metal surface level at the upper surface of the cast bloom and covering th...
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JPH07112241A |
PURPOSE: To provide a metallic mold casting method for steel ingot excellent in the soundness sufficient in yield and improved in productivity. CONSTITUTION: This metallic mold casting apparatus is composed of the metallic mold 2 for pro...
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JPH0721240U |
[Purpose] Provided is a runner brick holding jig capable of holding a runner brick on a surface plate without using sand. [Constitution] A runner brick retainer jig 5,6 that is placed between the end of the runner brick 12 that is instal...
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JPH0713897Y2 |
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JPH0788628A |
PURPOSE: To facilitate the demolishing work after casting without sticking of a runner brick to a groove caused by thermal expansion by forming the cross sectional shape of the runner brick arranged into a groove in a stool brick so as t...
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JPH0788627A |
PURPOSE: To facilitate the demolishment and the cleaning after casting and greatly improve the workability by arranging a buffering material which is carbonized by bringing into contact with molten metal, between a pouring tube and pouri...
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JPH0724917B2 |
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JPH0716762B2 |
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JPH0754164A |
PURPOSE: To provide a multiply layered steel sheet excellent in workability, corrosion resistance and heat resisting/damping capacity and utilized as the structural material for general processing including automobiles and architectural ...
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JPH0711056B2 |
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JPH0711461A |
PURPOSE: To produce an alloy laminated type plated high damping steel plate excellent in workability and corrosion resistance by forming an ultra-low carbon steel A and a twin type high damping alloy B composed of copper alloy into a lam...
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JPH06344078A |
PURPOSE: To enable the fitting of a hanger to a steel ingot, to prevent the surface oxidation and to produce the steel ingot having high quality by floating up a fire-resistant board arranging the metallic hanger on the molten steel surf...
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JPH06328196A |
PURPOSE: To finely disperse a B compound and to improve a hot workability by cooling while stirring a molten steel and casting with the degree of superheat specified. CONSTITUTION: The molten metal of a boron-contained austenitic stainle...
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JPH06307497A |
PURPOSE: To provide a composite steel plate which is excellent in vibration damping property, and having compatibility of workability and vibration damping property with low cost, by changing the component compositions of the surface lay...
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JPH06297081A |
PURPOSE: To cast a casting without defect by arranging an opening hole to a part of a feeder sleeve having V-shape type or U-shape type, etc., in the cross sectional shape along the vertical axis and fitting an exothermic core arranging ...
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JPH0675747B2 |
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JPH0673622B2 |
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JPH06262301A |
PURPOSE: To provide an insulating material for covering the molten steel at low cost by constituting the insulating material for coating the molten steel with the incineration residue of wasted building materials or the like as main raw ...
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JPH0666841U |
[Purpose] Provided is a mold for obtaining a thin-walled cast of a rare earth magnet alloy. [Constitution] Two flat plates facing each other via a spacer are fitted into a mold having a groove, the spacer is pressed by a leaf spring, and...
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JPH0661352U |
[Purpose] Provided is a square steel ingot having a proper shape with less segregation. [Constitution] The ratio (H / L) of the ingot height (H) to the average ingot cross-sectional side length (L) shall be 5 or more.
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JPH06226410A |
PURPOSE: To provide an insulating material having an excellent heat insulating effect of molten steel and excellent workability by making the insulating material consist of respectively specific concn. ranges of slaked lime or carbide sl...
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JPH06218524A |
PURPOSE: To obtain a high class steel ingot securing the same grade of the quality of material as an ingot produced by a vacuum casting method, by pouring discharged molten steel into a pouring tube for bottom pouring mold in the conditi...
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JPH06179059A |
PURPOSE: To provide an insulating material by which molten steel contamination caused by the air oxidation and the reaction of an insulating material is surely prevented and by which the damage and erosion to a refractory are also elimin...
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JPH0623559Y2 |
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JPH06170508A |
PURPOSE: To provide the insulating material which surely prevents the contamination of molten steel occurring in air oxidation and the reaction of the insulating material and does not cause damage and erosion of refractories. CONSTITUTIO...
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JPH06155003A |
PURPOSE: To prevent the generation of the streak flaws of a steel ingot obtd. by using the oxidized film preventive agent for a high-Mn steel ingot contg. specific ratios of C, SiO2, Al2O3 and CaO. CONSTITUTION: The oxidized film prevent...
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JPH06154994A |
PURPOSE: To enable casting of a this sheet having good surface characteristic with high quality and high yield by using a graphite-made mold and executing casting in the condition of reducing the pressure, at the time of manufacturing th...
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JPH06134550A |
PURPOSE: To prevent the meandering of a cast billet and carry out stable casting at a high speed by casting the polygonal cast billet into a mold and supporting or pressurizing this cast billet with plural steps of cast billet supporting...
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JPH0699272A |
PURPOSE: To provide the heat insulation material which suppresses the generation of powder and the process for production thereof by improving the splashing property and brittleness of the smoked coal heat insulation material while maint...
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JPH0622745B2 |
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JPH0655244A |
PURPOSE: To provide a casting method, with which cooling efficiency is changed during solidifying an ingot and the advancing position of solidification is adjusted, and apparatus thereof. CONSTITUTION: A hollow part at the center of an i...
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JPH0615847U |
[Purpose] Roughness of the casting surface can be reduced, damage to the wall surface of the mold can be minimized, the temperature drop of the molten metal can be suppressed, and the occurrence of segregation can be suppressed, and it i...
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JPH0613139B2 |
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JPH05318027A |
PURPOSE: To prevent the dissolution of argon gas in an argon gas seal into molten steel and the absorption of hydrogen at the time of casting. CONSTITUTION: In a bottom pouring casting method, a suction pipe 5 closing one end fixed by sa...
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JPH0588747U |
[Purpose] Provided is a trunnion of a casting mold in which the end of the flange of the trunnion is prevented from being damaged. [Constitution] The outer surface of the flange (3) of the trunnion (2) is made spherical.
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JPH05295489A |
PURPOSE: To realize a high performance magnet by making an R2TM17 series bond magnet (R denotes rare earth elements and TM denotes transition metals) high in Br compsn. CONSTITUTION: In an alloy for an R2TM17-based bond magnet, the avera...
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