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7595465 |
Device for keeping heating wires in position in a horizontal oven
Device for keeping a heating wire ( 2 ) in position in a horizontal oven includes a ceramic bar ( 3 ) and a number of ceramic spacer elements ( 4 ). Each spacer element consists of a bar-shaped...
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7498544 |
Firing furnace and method for manufacturing porous ceramic fired object with firing furnace
A firing furnace having a structure, which prolongs the durability of an insulative member, includes a plurality of heat generation bodies, arranged in the housing, for generating heat with power...
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7423242 |
Oven for non-metal melting
Oven for non-metal melting, in particular silicon melting, with a housing enclosing an interior, at least one mould arranged in the interior for receiving a non-metal melt, at least one electrical...
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7078656 |
Device for electrically heating a vertically erect chamber
A device for electrically heating a vertically erect chamber comprising several heating zones arranged vertically one above the other. The components of the device, with the exception of the...
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6807220 |
Retention mechanism for heating coil of high temperature diffusion furnace
A heating assembly for use in an electric furnace includes a helical heating element encircled by thermal insulation, and rows of spacers for keeping turns of the heating element spaced apart by...
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6758902 |
Heater arrangement for crystal growth furnace
A furnace for growing a high volume of crystals includes a plurality of individual growth stations and first and second heater matrixes. Each individual growth station has a crucible and an...
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6723968 |
Conductive U-shaped jumper strap and method of use
A conductive metal jumper strap has a plate portion with a pair of connection legs forming a u-shape. The connection legs are adapted to connect to terminals to make an electrical connection...
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6307874 |
Expansion loops for heating elements in vacuum furnaces
A heating element for a vacuum heat treating furnace, a hot zone for a vacuum heat treating furnace, and a vacuum furnace are disclosed. The heating element includes a first heating element portion...
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6125134 |
Electric furnace assembly
An electric furnace assembly includes an elongated metallic resistor element, which is supported adjacent to a furnace wall. The resistor element is bent back and forth in its longitudinal...
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6111908 |
High temperature vacuum heater supporting mechanism with cup shaped shield
An electrical insulating and heating element support mechanism for a high temperature vacuum furnace having a support rod with an electrical insulating and support mechanism for connecting a...
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6023487 |
Process for repairing heat treating furnaces and heating elements therefor
This invention relates to heat treating furnaces which employ electric resistance heating elements and, in particular, to improved processes for repairing such furnaces and heating elements...
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6021155 |
Heat treating furnace having improved hot zone
The present invention provides a high temperature vacuum furnace including a hot zone, which is made for heavy-duty heat treating applications. In a preferred embodiment, the hot zone chamber has...
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5930285 |
Heating element support for an electric heat treating furnace
A support or hanger for an electric heating element in a heat treating furnace is disclosed. The heating element support includes a support arm having first and second end portions. First and...
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5864576 |
Electric furnace
An electric furnace includes a heating element which is a hollow element made of a lanthanum chromite ceramic having an interior with two open ends in an longitudinal direction, terminal portions...
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5809056 |
Vitrification furnace with a gas light seal
A Deglor furnace includes heating elements each having a heater rod being surrounded by a protective tube. The protective tube is mounted on a ceiling of the Deglor furnace and is run through an...
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5605645 |
Furnace heater surrounded by a ceramic tube and fastened with a ceramic flange
A heating element for a Deglor furnace includes a heating bar being surrounded by a protective tube. The protective tube is provided with a flange for mounting. The flange is formed by a separate...
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5502742 |
Heat treating furnace with removable floor, adjustable heating element support, and threaded ceramic gas injection nozzle
A heat treating furnace has a hot zone enclosure with a substantially rectangular cross section. The floor of the hot zone enclosure is formed such that it is removable independently of the...
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5497394 |
Electric heater element support
A vacuum furnace has a heating chamber heated by metal strip electric heater elements. The elements have insulated mechanical support between their ends to hold them in position in the furnace....
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5442158 |
Heating element support clip
An apparatus for supporting a heating element in a channel formed in a heater base is disclosed. A preferred embodiment includes a substantially U-shaped tantalum member. The U-shape is...
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5335310 |
Modular heating assembly with heating element support tubes disposed between hangers
A modular type heating unit or assembly having particular utility for use in a high temperature electric furnace, preferably in a group arrangement, comprises an insulating fibrous refractory...
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5282221 |
High temperature heating element standoff
A ceramic high temperature vacuum furnace heating element standoff 10 is provided to hold a portion of an electrical high temperature heating element 62 inside the hot zone of a vacuum furnace. The...
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5251231 |
Vacuum furnace
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...
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5193100 |
Apparatus for detecting gaseous discharge in vacuum furnaces
An electrically heated vacuum furnace is provided with special lead-through devices for transmitting current to the heating elements. In order to recognize gas discharges which can occur between a...
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4870256 |
Graphite holding elements for heating bars in industrial furnaces
A holding element for heating bars in industrial furnaces must be as flexible as possible so that it can accommodate the thermal expansion of the heating bars. Circular rings or circular-ring...
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4712086 |
Support frame for resistor elements in a heating furnace for glass sheets
The invention relates to a support frame for a resistor element in a heating furnace for glass sheets, said flame providing a substantially continuously extending, elongated rest surface for a...
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4620309 |
Electric furnace construction
A furnace with the end portions of a heater supporting anchor rod embedded in the rigid sidewall insulation of the furnace. The anchor rods do not deflect under the weight of the heaters and the...
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4606037 |
Apparatus for manufacturing semiconductor single crystal
The heater member of a furnace for heating the crucible used for fusing raw materials for a semiconductor single crystal is provided with reinforcing members made of a material such as alumina or...
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4589634 |
Furnace for smelting non-ferrous and/or for holding non-ferrous metal melts
A furnace for smelting nonferrous metals and/or for holding nonferrous metal melts is proposed which has a multiple-chamber trough having at least one filling chamber, at least one smelting chamber...
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4550411 |
Sources used in molecular beam epitaxy
A molecular or atomic beam source for use in molecular beam epitaxy comprises a hollow cylindrical crucible, preferably made of boron nitride, which is heated by an electric current passed through...
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4542513 |
Heater for hot isostatic pressing apparatus
A stacked type heater construction particularly suitable for large HIP apparatus, having a number of heating unit assemblies stacked one on another to provide a vertical series of independently...
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4523321 |
Vertical carbonizing furnace for use in the production of carbon fibers
A vertical carbonizing furnace for use in the production of carbon fibers is provided with a vertically extending conduit of hollow rectangular parallelepiped. The lower end of the conduit is...
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4520487 |
High temperature electric furnace with metallic resistances in the form of hollow vertical heating tubes
A high temperature electric furnace has along its side walls vertical hollow electric resistance heating tubes (57) interconnected in serpentine fashion by conductive bridge plates (55). The tube...
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4510609 |
Furnace for vertical solidification of melt
A furnace for growing large single crystals from materials having high meng temperatures using the vertical solidification of melt method. The crucible containing the melt being encased in a muffle...
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4503319 |
Heater for hot isostatic pressing apparatus
A heater for use in the HIP apparatus for treating a work item or work items in a high temperature and pressure gas atmosphere by isostatic application of pressure in a heated condition, the heater...
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4429403 |
Heating element insulating and support system
An arrangement for mounting and insulating strip sheet heating elements in the heated interior of vaccum furnaces comprises a plurality of rods secured at one end to a support liner and supporting...
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4394566 |
Ladle preheater
A preheater for a casting ladle includes a stationary horizontal refractory deck having vertical apertures in which are disposed refractory plugs, each of which supports an electrical heating...
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4341916 |
Electric furnace insulation module
Refractory fiber blanket blocks for electric furnaces having electrical heating elements mounted therewith by supports provide substantially improved insulation capabilities for electric furnaces...
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4331828 |
Apparatus for mounting a crucible within an electric furnace
A rotatable mounting for the crucible of an electric induction furnace is disclosed. The mounting apparatus includes an access cylinder rotatably mounted within a tubular flange on one wall of the...
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4321415 |
Heating element support for vacuum electric furnaces
A resistance heating element support for vacuum electric furnaces is described for use with such furnaces having a gas plenum chamber and for other vacuum electric furnaces having the support in...
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4292505 |
Furnace for generating heat by electrical resistance
A furnace having a body in which electrically resistive material is positioned between two electrodes so that heat can be generated by passing a current through the material. The resistive material...
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4268708 |
Apparatus for vacuum sintering and hot isostatic pressing
Apparatus for treating a workpiece at elevated temperatures both under vacuum and under superatmospheric pressures to provide for vacuum sintering and hot isostatic pressing in the same apparatus....
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4233468 |
Holder attachment for use with furnace hardware
A holder attachment for securing a heating element to a wall of a furnace is held in place by studs which project from the furnace wall and impale the wall lining material and locking anchor...
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4223206 |
Method and apparatus for electrically heating corrosive vapors
A heating device for heating corrosive vapours includes a casing defining a vapour flow path having an inlet and an outlet. A tubular metallic electric resistance heating element is disposed in the...
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4195820 |
Precise thermal processing apparatus
Disclosed is apparatus for subjecting a workpiece to a controlled temperature comprising a light-weight muffle of high diffusivity material having an interior high emissivity surface, an air cooled...
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4158743 |
Electric resistance furnace
An electric resistance furnace used for melting metals and maintaining them in melted condition. The furnace is also used for production of metal alloys, particularly for production of non-ferrous...
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4135053 |
Heating assembly for a heat treating furnace
Graphite heating rods are disposed within a radiant tube which contains nitrogen under pressure to prevent oxidation of the rods. The pressure in the tube is sensed and nitrogen is admitted into or...
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4103099 |
Electric furnaces
Impregnation of a porous carbon body involving deposition of carbon from a as can be effected by establishing a thermal gradient across the body such that carbon is deposited at a boundary which...
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4090054 |
Electrical preheating apparatus
A preheating arrangement for bringing foundry ladles up to temperature is described. The arrangement comprises a slotted elongated graphite rod extending down from a ladle cover, a pair of clamp...
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4033564 |
Crucible for melting, heat retention and pouring of metals
A crucible for melting, and particularly for heat retention and pouring of metals, in particular light metal- or zinc- alloys, with a heat source arranged inside of the melt. A heat source tube...
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4031615 |
Method of making cathodes
The invention concerns an improved method of interconnecting carbon blocks intended for the construction of cathodes in cells for electrolysis of aluminum and the steel bars which connect these...
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