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Patent Searching and Data


Matches 501 - 550 out of 8,659

Document Document Title
WO/1994/024503A1
This invention is provided with a furnace body (2) having a bottom electrode (1) at a lower portion thereof, a furnace cover (3) provided so as to close an upper portion of the furnace body (2), a raw material inlet port (25) formed in t...  
WO/1994/024504A1
A cover (3) for a furnace body (2) is connected to each of two upper electrodes (16, 17) which extend through the portions of the furnace cover (3) which are spaced horizontally from each other by a predetermined distance. The upper elec...  
WO/1994/017353A1
A rapid thermal process (RTP) reactor (200, 220) processes a plurality of wafers (210) or a single large wafer (250) using either a single (204) or dual (204, 224) heat source. The wafers (210) or wafer (250) are mounted on a rotatable s...  
WO/1994/007101A1
A radiant heating furnace comprising a housing which is split into at least two parts which are movably mounted so that they can be brought together to enclose a specimen to be heated, each part including at least one substantially linea...  
WO/1993/012380A1
An apparatus, and method of operating the apparatus, wherein a feed material is converted into a glassified condition for subsequent use or disposal. The apparatus is particularly useful for disposal of hazardous or noxious waste materia...  
WO/1993/001461A1
The present invention presents a process and equipment to improve the operational and productive conditions for an electric arc furnace with a plasma thermal arc with longer and more stable arc using the controlled injection of inert gas...  
WO/1992/007224A1
An apparatus (10) is disclosed for heat treating a product. The apparatus includes a plurality of lamp assemblies (34). Each of the assemblies (34) has an infrared lamp (44) disposed within a quartz conduit (46). The quartz conduit is fo...  
WO/1992/002112A1
The floor (22) forming the anode of the d.c. arc furnace proposed comprises a copper-plated steel sheet (221, 222) with a brick lining (42, 43, 44) made of electrically conductive refractory material. This gives the greatest possible con...  
WO/1991/014912A1
The object of the invention is a directcurrent electric furnace for melting raw material, especially scrap metal. According to the invention, a d.c. electric furnace is constructed comprising two consumable electrodes (21, 22) separated ...  
WO/1991/012477A1
The furnace (70) includes a heating element (72) which is restrained from growth during operation of the furnace (70) by retaining spacers (84) which provide a yoke (88) around the individual coils (102) of the heating element (72) and w...  
WO/1991/000487A1
The melting unit, according to the invention, comprises a melting crucible located in a protective ceramic jacket (5) surrounded by a water-cooled inductor. The melting crucible consists of sleeves (1, 2) mounted coaxially and facing eac...  
WO/1990/014741A1
A plant for conductive electrical heating of elongated electrically conductive objects, e.g. steel blanks for further treatment in a roll mill. Said plant comprises a combination of the following features: at least two blanks (1) are pro...  
WO/1990/012266A1
An electrically heated vacuum furnace has a plurality of heating elements (13) distributed in an array extending within the furnace. This allows accurate control of the application of radiant heat energy from the elements (13) of the arr...  
WO1990010086A3  
WO/1990/010086A2
In a melting aggregate comprising an arc furnace (1) and a preheating shaft (2) for charging materials which is arranged beside the furnace, the outer walls of the preheating shaft are formed, in the lower part, by the wall (5) of the ve...  
WO/1990/003095A1
An electric arc generating device including, a first electrode (1) and at least two further electrodes (2, 3, 4). A source of electrical power (11) is connectable to said electrodes so as to cause an arc to burn between the first electro...  
WO/1989/011774A1
A process is disclosed for melting metallic materials in an arc furnace driven by direct current and having a pot-like vessel composed of a metallic envelope and of a fireproof lining, a negative electrode that extends into the vessel an...  
WO/1989/002211A1
The holder comprises a casing (2) and intermediate unit (3) consisting of a steel element (6), a copper element (9) and a steel element (12) joined together so as to form non-detachable bimetallic connections (10, 11), and of a partition...  
WO/1988/007315A1
Referring to Figs. 2, 3 and 4, reference numeral (10) refers to a graphite electrode among three graphite electrodes that correspond to a three-phase AC power source. A graphite electrode is connected to each of the graphite electrodes (...  
WO/1988/000426A1
An induction plasma furnace comprises an inductor (1) housing a melting pot (2) the side wall of which consists of two vertically oriented sections (3) made of an electrically conductive material and electrically insulated from each othe...  
WO/1987/007467A1
An induction plasma installation comprising a container (1) for melting the charge mounted in an inductor (2) connected to a capacitor battery (3) and to an alternating current source (4). At least one plasmatron (6) is connected in para...  
WO/1987/006685A1
A movable graphitizing furnace to graphitize several columns of electrodes at the same time in two side by side tanks, said furnace having a metallic cage construction and a covering of firebricks arranged at sight on said cage construct...  
WO/1987/004100A1
A method for heating primarily a so-called nozzle (2) through which a hot medium (10) in a liquid phase or in a liquid phase like condition, such as a molten metal, e.g. molten steel, is intended to pass in conjunction with a casting or ...  
WO/1987/003772A1
A device for controlling the gap between a melt electrode (62) and the surface of the molten mass (61) in a vacuum arc furnace. The device is based on the fact that the short-circuits generated between the melt electrode (62) and the sur...  
WO/1987/002049A1
The method according to the invention comprises the introduction of a first part of the fraction of recycled head gases at the base of the lower portion (23) of the furnace to provide for a primary cooling of the coke, and the introducti...  
WO/1986/003282A1
Apparatus for the simultaneous smelting and refining of metal ores comprises a chamber (1) having parabolic-shaped internal top and bottom walls and a carbon electrode extending transversely across the chamber (1). Optionally the electro...  
WO/1985/005438A1
Oven for firing (1) on a plastification chain articles (A) rotated on a suspended conveyor (7, 8, 9). The oven (1) of which the heating chambers form a narrow channel (4) comprising three distinct sections corresponding to three heating ...  
WO/1985/003087A1
A delivery system for use in conjunction with the metallurgical furnace of the type having an elongated furnace chamber (100) with an access door (20) at one end for delivering a coffin (52) containing parts into the interior of the surf...  
WO/1984/001368A1
The method according to the invention relates to the continuous graphitization of prefired long carbonaceous products. It comprises the displacement of carbonaceous product in column (14) according to a horizontal displacement axis (F1),...  
WO/1983/004244A1
A method and apparatus for the destruction of PCBs and other hazardous material utilizes a gas-tight chamber (18) which includes a high current DC arc (72). The chamber (18) is adapted to receive the PCBs or other hazardous material and ...  
WO/1983/003517A1
Suspension device for electric resistor elements (5) in furnaces. A rod element (4) is horizontally arranged and is supported by consoles (2, 3) at a distance from the furnace walls (1). The resistor element (5) is suspended on the rod e...  
WO/1983/000549A1
Amorphus carbon bodies forming a lengthwise series horizontal string or column (26) are converted to graphite by the Joule effect in a semi-cylindrical metal shell (20) with a refractory lining (22) and containing particulate thermal ins...  
WO/1980/002740A1
Electric oven in which the heating is carried out by passing electric current through the load and more particularly a continuous oven wherein the load is a carbonaceous material. The oven is provided with a device allowing a counter cur...  
JP6553721B2  
JP6548895B2  
JP2019120487A
【課題】焼成の際の温度プロファイルを簡単 に調整可能で大量の焼成物をバッチ処理でき ながら、供給されるガス雰囲気も焼成物に対 して均一に維持することの可能な赤外線...  
JP6545764B2  
JP6539343B2  
JP6537570B2  
JP2019517653A
An exit contains a swing type gate shield door (3) installed in a sealing feeding inclination slot (5) by which a sealing free passage is carried out with an arc furnace (1) side wall, and a sealing feeding inclination slot (5), While a ...  
JP2019095169A
[Subject] A dissolving device which can dissolve dissolution materials smoothly is provided. [Means for Solution] This dissolving device 100 is provided with the following. Heating coil part 11 in which dissolution materials 200 are inse...  
JP6530505B2  
JP6530413B2  
JP2019085303A
[Subject] Materials cost is low, reaction efficiency is high, input energy of microwave is also low, and it is sufficient, and provides a manufacturing method and a manufacture device of silicon which can manufacture high purity silicon ...  
JP2019087535A
[Subject] Balance of temperature distribution of an infrared heater is improved. [Means for Solution] A substrate heating device of an embodiment contains an infrared heater which can be heated by infrared rays for the substrate with a d...  
JP2019082292A
【課題】従来の炉ではワークの昇温中や、そ の後の熱処理中においてワーク内での温度ば らつきが生じていた。このため、熱処理にお けるワークの温度ばらつきを抑制するこ...  
JP2019081202A
【課題】鋼を作製するための電気アーク炉シ ステムにおいて、注入膠着をなくし、最終的 な製品の中に非金属含有物が生じることを阻 止するための方法および構造を提供する...  
JP2019076736A
[Subject] A heating device which can adjust freely heating quantity of a layer part to an inside of a heated thing is provided. [Means for Solution] Heating device 1 is provided with the following. Heaters 10 and 10.. heaters 10 and 10 -...  
JP2019513192A
In the resistance Annealing furnace for carrying out annealing treatment of at least one metal or a metal alloy wire, Strand, a string, a wire rod, or the strip, At least two electric axes (5~7) provided with each electric point-of-conta...  
JP2019513028A
The present invention relates to the guidance furnace (1) which heat-treats a radiation heater (3), and a heat insulating layer (4) and the replacement parts for dentistries (7) containing a furnace chamber (5). [an induction coil (2), a...  

Matches 501 - 550 out of 8,659