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JP4390472B2 |
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JP2009285726A |
To provide a tapping method capable of suppressing adherence and coagulation of a molten metal on a tapping nozzle portion, particularly a portion around its tip part, by accelerating a molten metal tapping rate under certain conditions ...
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JP4379163B2 |
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JP4378857B2 |
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JP4378818B2 |
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JP4379917B2 |
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JP4372980B2 |
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JP4366705B2 |
To provide a production method of an ingot and its apparatus in which a high melting point alloy is melted in drastically reducing the contamina tion of impurity and thus a large sized ingot having little impurity and high strength is st...
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JP2009538991A |
Method of melting a metallic material such as a metal or or alloy involves the steps of disposing the metal or alloy in a crucible or other melting vessel having an induction coil disposed about an upstanding side wall of the vessel. The...
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JP2009263175A |
To provide a firing furnace in which a silicon carbide powder having higher purity with a reduced content of impurities can be produced, and to provide a production method of a silicon carbide powder.The firing furnace 100 is equipped wi...
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JP4363765B2 |
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JP2009537431A |
The present invention relates to refractory articles in general having improved surface properties. The objective of the invention is to propose an improvement of the refractory articles comprised of a fused silica matrix which will over...
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JP4348166B2 |
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JP4348165B2 |
To provide a rotary type crucible furnace capable of preventing rolling off of heat storage materials without using a support member when tilting a furnace body for taking out molten metal. A crucible 3 is provided inside the furnace bod...
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JP4348973B2 |
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JP2009222364A |
To provide an induction heating melting furnace capable of adequately solving a scattering phenomenon after tapping caused by turning of molten metal through a simple structure.The furnace comprises a furnace body 1 which a melting objec...
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JP2009216359A |
To provide a heating furnace capable of effectively using energy of combustion gas by preventing overheating of components of a burner, and carrying out exhaust heat recovery after jetting almost all of the combustion gas into a combusti...
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JP2009186157A |
To provide an aluminum melting furnace capable of efficiently providing high quality molten aluminum in a short time.The aluminum melting furnace 10 is equipped with a melting furnace 12 melting solid aluminum 58, and a retaining furnace...
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JP2009180495A |
To provide a crystal-growing furnace with a heating improvement structure having a furnace body, a supporting table, a top heater and a bottom heater.This crystal-growing furnace with the heating improvement structure includes the furnac...
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JP4309120B2 |
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JP4310314B2 |
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JP4305600B2 |
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JP4305588B2 |
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JP4305901B2 |
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JP2009155124A |
To provide a refractory formed body for treating radioactive waste having high corrosion resistance by forming a coating layer on the surface of a refractory, and to provide a method for producing the same.The refractory formed body 10 f...
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JP4296339B2 |
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JP4287281B2 |
Vertical segments of a side wall of a crucible for an induction furnace are assembled at an adjustable, invariable position by screws screwed into tapped holes of a flange common to all segments. A precise assembly is thus obtained produ...
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JP2009138244A |
To provide a vapor deposition apparatus which can adequately prevent a crack in a crucible.The vapor deposition apparatus is an apparatus for conducting vapor deposition in a decompressed atmosphere, and comprises an insulative crucible ...
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JP2009127990A |
To safely sterilize medical waste by burning gas in a melting furnace and a charging chamber introduced by a gas introducing part, together with fuel.This melting apparatus includes the melting furnace 100 holding the medical waste 20; a...
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JP4272248B2 |
The invention provides a flexible, highly pure expanded graphite sheet characterized by having an impurity content of 10 ppm or less and such a degree of flexibility that a sample thereof, 10×100 mm in size can withstand at least 10 tim...
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JP2009115441A |
To provide a graphite crucible usable to melt highly reactive alloys such as titanium aluminide hardly affected by pollution.Articles for use with highly reactive alloys include the graphite crucible 10, and at least a first protective l...
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JP4270368B2 |
An electrostatic levitation furnace wherein main electrodes opposed to each other within a vacuum chamber are arranged at intervals to form interspaces between them. Auxiliary electrodes are arranged to correspond to each of the electros...
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JP4263366B2 |
A magnet for increasing a yield attained during a process in which, when separating metals from scraps occurring during a rare earth magnet production process, alloy materials for rare earth magnet are melt-refined so as to positively se...
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JP4258953B2 |
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JP2009085525A |
To provide a cold-crucible melting furnace capable of producing a molten metal having high purity and effectively brought in a superheated state by suppressing the quantity of heat extracted to a furnace body.This cold-crucible melting f...
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JP4257555B2 |
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JP4255789B2 |
To quickly and uniformly heat a dry-distilled matter and preventing the outflow of a furnace gas to the outside of a furnace in replacing the dry-distilled matter. In this induction heating type pyrolysis furnace, a cylindrical furnace b...
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JP4255043B2 |
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JP4255058B2 |
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JP4247703B2 |
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JP4248798B2 |
An inline degassing apparatus for removing solid solution gases as well as nonmetallic inclusions from molten metal in a degassing container, to which the molten metal is continuously introduced for degassing operation and from which the...
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JP4247736B2 |
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JP4245673B2 |
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JP4245212B2 |
While rotating a chamber 10 with a crucible 18 for heating ingots 28 of metal and a mold 23 for receiving molten metal from the crucible 18 enclosed therein from a normal position to a reversed position, when an arrival of the chamber 10...
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JP4240278B2 |
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JPWO2007026857A1 |
This molten metal flow control device includes an energizing means 3 capable of energizing the molten metal 1 by contact between the flow path 2 through which the molten metal 1 flows and the molten metal 1 flowing in the flow path 2, an...
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JP2009052764A |
To provide a high frequency induction furnace capable of quickly melting an object to be melted while suppressing "a bridging phenomenon" and a molten material manufacturing method using the same.The high frequency induction furnace comp...
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JP4222640B2 |
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JPWO2006132309A1 |
It is an object of the present invention to provide a crucible type continuous melting furnace in which the amount of the material to be dissolved can be easily controlled. A preheating tower 31 that houses the material a to be melted an...
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JP2009002643A |
To provide a melting furnace with stirrer that positively melts a charged raw material in the melting furnace, and the stirrer.The melting furnace with the stirrer is equipped with a main body of the melting furnace 25 for melting the ra...
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