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JPS61283451A |
PURPOSE: To form a billet and ingot having fine crystal structure by dropping the molten metal in a tundish at specific periods from a nozzle, cooling the same with a gas from gas injection nozzles and introducing the liquid drops in a h...
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JPS6154097B2 |
In manufacture of composite steel ingot, a consumed electrode 11 is inserted into an empty space concentric with the ingot 10, and electroslag remelting is effected under a slag bath 16 and the molten metal solidifies. Current is taken o...
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JPS61262696A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS61259866A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS61259857A |
PURPOSE: To shut off the molten metal flowing down from a vessel into a pouring pipe from the outdoor air and to prevent the atmospheric air pollution by providing superposedly a porous ring and air permeable cushion ring between the top...
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JPS61182658U |
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JPS61255757A |
PURPOSE: To cast an ingot having uniform and fine crystal structure by dropping the liquid drops of a molten metal into a casting mold preheated to an adequate temp. thereby casting the ingot. CONSTITUTION: The casting mold 14 is preheat...
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JPS61252019A |
PURPOSE: To prolong peeling die's life for the purpose of improving the availability factor of equipment by giving ultrasonic vibration to a peeling die in the moving direction of a master wire. CONSTITUTION: An ultrasonic device 17 is c...
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JPS61245913A |
PURPOSE: To produce the cladding bar wire rod of good quality by the process directly connected from a cast stage by making a molten steel in a small cross sectional continuous cast piece with a horizontally rotary type continuous castin...
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JPS61245961A |
PURPOSE: To obtain easily and quickly a billet and ingot consisting of prescribed compsn. with a titled device which melts electrodes by the arc between a pair of the electrodes by constituting the electrodes of ≥2 kinds of different m...
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JPS61245960A |
PURPOSE: To obtain easily and quickly a billet and ingot consisting of prescribed comps. with a titled device which melts electrodes by the arc between a pair of the electrodes by providing a means for supplying an additive for component...
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JPS6150065B2 |
Molten metal is fed to an ingot during solidification, in order to compensate for shrinkage and segregation, by electroslag remelting (ESR). The electrodes are positioned entirely in the slag and comprise an inner electrode surrounded by...
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JPS61242748A |
PURPOSE: To provide an integrally constructed tiltable gravity die casting machine which does not require a wide space and place by the constitution consisting in attaching a ladle to a pouring machine of the gravity die casting machine ...
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JPS6149023B2 |
A method for casting material melted by arc discharge and an arc melting apparatus useful with a precision casting machine, the invention is practiced by initiation of an arc discharge at an arc current lower than the steady state curren...
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JPS61238420A |
PURPOSE: To obtain simply and quickly the aiming shape by forming the metallic material enclosed inside a glass container under the melting or solid liquid coexisting state together with the glass container and by solidifying after finis...
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JPS61235047A |
PURPOSE: To obtain a metallic casting having fine crystal grain structure and high quality by passing a molten metal on an inclined cooling plate which is directly controlled in temp. thereby casting the metal in a half-molten state. CON...
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JPS61235060A |
PURPOSE: To obtain a structural body having intricate three-dimensional shapes and rugged shapes by depositing an amorphous metal by evaporation on the surface of a mold which is made of a dissolvable material into a prescribed shape and...
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JPS61229460A |
PURPOSE: To produce an ingot having fine crystal structure and excellent mechanical characteristics by melting the top end of the ingot cast from a bottom wall nozzle of a tundish into a casting mold by high-frequency induction heating a...
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JPS61226163A |
A metal matrix composite (e.g. of SiC in a metal alloy) is made by the steps of atomising a stream of molten metal to form a spray of hot metal particles by subjecting the stream to relatively cold gas directed at the stream, applying to...
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JPS61223176A |
A metal, e.g. in the form of a shaped article, is made by atomising a stream of molten metal and directing the atomised stream at a collecting surface to form a deposit of the metal.Fine, solid particulate material of different compositi...
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JPS61216847A |
PURPOSE: To obtain continuously spherical tin by pouring molten tin kept at a specific temp. to an oscillator provided with holes of a specific diameter at the bottom and applying specific oscillation to the molten tin. CONSTITUTION: The...
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JPS61212446A |
PURPOSE: To prevent the generation of cracking by putting a billet or ingot into a soaking pit until the solidified shell sticking thereto cracks on shrinkage by a temp. decrease and heating the billet then rolling the same. CONSTITUTION...
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JPS61212445A |
PURPOSE: To make possible the easy formation of a billet having fine crystal structure in the atm. by setting a high-frequency heating coil around a melting material, melting the melting material from the top end side in the atm. and dro...
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JPS61502062A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6130769Y2 |
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JPS61199568A |
PURPOSE: To form easily a cylinder liner having high performance by immersing a metallic mold into the melt of an SiAl alloy and forming a solidified layer on the outside periphery of the mold to a prescribed thickness then pulling up th...
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JPS61195730A |
PURPOSE: To reduce the time for molding by forming a metallic film on the surface of a prototype then pouring a molten metal therein. CONSTITUTION: The prototype 1 is first manufactured of a wooden pattern gypsum pattern, etc. Metallic p...
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JPS61195773A |
PURPOSE: To produce an ingot having fine crystal structure in a dropping type casting method by determining the pouring rate of molten metal drops into a casting mold and current density within the ranges where the specific equations are...
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JPS61189843A |
The variation with time of the temperature is analyzed during the heating-up of a melting charge in dental engineering. If the slope (d theta /dt) of the temperature curve changes by a predetermined measure, this is used for detecting th...
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JPS61501755A |
A method of producing sound metal castings, particularly of reactive metals, by striking an electrical arc in a gap defined by adjacent end faces of opposed elongate electrodes, wherein the electrodes are mounted for rotation about longi...
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JPS6137028B2 |
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JPS6137027B2 |
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JPS61501690A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS61180663A |
PURPOSE: To improve joint strength by penetrating a molten low melting metal into the gaps of a sintered high melting metallic material to alloy and connecting the solidified low melting metal and the low melting metal in the alloy at th...
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JPS6132111B2 |
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JPS6132110B2 |
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JPS6124364Y2 |
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JPS61162259A |
PURPOSE: To prevent the generation of an insert jam and bell owing to tilting of a furnace body providing respectively hollow spherical sliding faces to a sliding seat of a tap hole of a holding furnace and a lining of a crucible and pre...
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JPS6131170B2 |
PURPOSE:To treat radioactive metallic waste in a perfectly hermetic state by constituting a device for electroslag melt treatment specifically of molds, a bucket for charging objects to be treated, an opening-closing shutter between both...
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JPS61154733A |
PURPOSE: To relieve the strain between a cladding metal and core metal and to prevent defects such as cracks generated in the cladding metal by curving preliminarily the surface shape of the core material o the side in contact with the c...
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JPS61150767A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS61143523A |
PURPOSE: To manufacture the titled rotor superior in corrosion resistance, tough ness, stress corosion cracking resistance, by forging an ingot obtd. by electroslag remelting Cr-Mo-V steel material to turbine rotor shaped material, then ...
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JPS61140346A |
PURPOSE: To obtain a clad ingot excellent in interfacial adhesive-strength by casting a molten base-metal in a mold, after setting a ply metal by slanting it while facing its surface, coated with a scum-repulsive agent, upward, in manufa...
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JPS61137647A |
PURPOSE: To obtain a good clad steel ingot which has the excellent boundary adhesiveness between a cladding metal and base metal and decreases the cracking of the base metal by specifying the difference between the temp. of the molten ba...
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JPS6121165Y2 |
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JPS61132265A |
PURPOSE: To obtain magnesium alloy castings, while preventing effectively the burning of magnesium alloy at the time of pouring and the metal-mold reaction by housing a mold field with non-oxidizing gas in a vessel and pouring a molten M...
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JPS61123447A |
PURPOSE: To improve the quality of a steel ingot by cooling the ingot mold stool of a casting mold with water and controlling the flow rate of an inert gas for atomization of a molten steel in accordance with the specific equation. CONST...
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JPS61123446A |
PURPOSE: To improve the quality of a steel ingot by moving horizontally a casting mold with respect to a gas nozzle for spraying a molten steel and blowing a prescribed flow rate of an inert gas to the molten metal surface of the casting...
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JPS61123460A |
PURPOSE: To obtain a defectless molding by heating a vessel and core to melt an ingot then pushing downward the core and extruding the ingot molt into the spacing between the core and the vessel. CONSTITUTION: The upper part of the vesse...
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JPS6124104B2 |
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