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7606286 |
Coreless furnace coil clamp
A coreless induction furnace includes a crucible for holding a material to be heated. An induction coil is wound about the crucible. A frame supporting the crucible and the induction coil is wound...
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7335864 |
Magnetic field reduction resistive heating elements
Heating element assemblies, heating furnaces incorporating heating element assemblies, methods to form heating element assemblies, methods to form heating furnaces and methods to reduce a magnetic...
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7010941 |
Coating of cooled devices
A structural component for a device for the treatment of melts, especially of glass melts, having a base body of metal or of a metal alloy and a cooling system in which a cooling medium is led...
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6768766 |
Precast one piece upper castable ring for induction furnaces
An upper ring for an induction furnace. The upper ring is cast as one piece in a holder off of the furnace. The precast upper ring may be used as a replacement for the cast in place upper rings...
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6693950 |
Furnace with bottom induction coil
An induction furnace is provided with a bottom induction coil to melt, heat and/or stir an electrically conductive material placed in the furnace. The furnace is particularly useful for...
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6434182 |
Composite insulating clamp assembly for induction furnace
A clamp assembly for securing a plurality of windings of an induction coil in a fixed position includes a T-shaped latch bar formed of high strength insulating material. The T-shaped latch bar has...
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5987054 |
Induction coil and coreless induction furnace employing same
An induction coil for inductively heating electrically conductive materials includes a plurality of individual coil turns, each turn lying in a plane substantially perpendicular to a longitudinal...
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5971338 |
Method and apparatus for securing induction coils in an induction furnace
The failure rate of the mounting structure for mounting the induction coil modules in an induction furnace is reduced by replacing the normal rigid supporting rods used to secure the induction coil...
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5896410 |
Compact furnace design
A high temperature furnace formed from a stack of ceramic fiber--toroidal discs each fabricated to have an upper and lower groove for accommodating a heating coil so as to permit thermal elongation...
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5887019 |
Methods and apparatus for securing induction coils within an induction coil module
Methods and apparatus for securing induction coils within an induction coil module including a plurality of flexible connectors having a first end, a second end, and a length disposed between the...
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5671245 |
Magnetic yoke having carrier body and insulating body
A magnetic yoke for an induction crucible furnace includes a bar-shaped core stack for conducting magnetic flux generated by a furnace coil of the furnace. The core stack is formed of a...
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5588019 |
High performance induction melting coil
An improved induction melting coil apparatus encapsulated with homogeneous inserts for controlling the direction of inductor flux density is disclosed. The inserts are relatively thick and rigid...
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5550353 |
Induction heating coil assembly for prevent of circulating current in induction heating lines for continuous-cast products
An induction heating coil assembly for use in a roller induction heating line has a magnetic shunt for receiving a portion of an electromagnetic field generated along the axis of the induction coil...
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5430758 |
Magnetic yoke for an induction crucible furnace
An induction crucible furnace has a furnace axis and a furnace coil generating magnetic flux. A magnetic yoke for the furnace includes a barlike lamination packet for guiding the magnetic flux. The...
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5416794 |
Induction furnace havng a modular induction coil assembly
An induction furnace is disclosed comprising a crucible for holding a material to be heated by the furnace, an induction coil assembly, and a module-support assembly surrounding and radially...
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5134628 |
Direct-current arc furnace having bottom electrodes with bath agitation electromagnet
In a direct-current arc furnace having a bottom electrode (2), electromagnetically and/or chemically induced bath agitations are substantially eliminated by an electromagnet (9) arranged under the...
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5125004 |
Vacuum induction melting assembly having simultaneously activated cooling and power connections
A power activated assembly is disclosed that provides rapid and simultaneous disconnection and reconnection of water cooled power connectors to and from an induction furnace of a melting assembly...
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4969158 |
Inductive heating unit
An inductive heating unit for a magnetically permeable ladle containing molten steel has a cylindrical permeable wall for receiving the ladle and on which is wound an induction coil with an outer...
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4622679 |
Coreless induction furnace
In a vacuum induction furnace provided with an induction coil, surrounding a furnace crucible, the coil includes a plurality of intermediate layers inserted between the individual windings, and...
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4471488 |
Direct induction melting device for dielectric substances of the glass or enamel type
A device is provided for melting by direct induction substances which are dielectric when cold and whose temperatures of inductibility and melting are close to each other, such as glasses or...
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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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4236139 |
Coil assembly
A coil assembly is formed by an elastic metal wire helical extension spring coil having convolutions resiliently urged towards each other and held apart by spacers pinched between the convolutions...
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4060692 |
Induction melting furnace
An induction melting furnace comprising a conical crucible and a conical induction coil which envelops the crucible. The induction furnace comprises means for bringing the crucible under a...
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3944715 |
Induction crucible furnace
An induction crucible furnace having a crucible surrounded by an induction coil member that is prestressed in axial direction by ring members disposed at opposite ends of the coil member and...
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3883678 |
Induction type crucible furnace
A crucible furnace of the induction type in which the melting pot is supported at the inner side of an induction coil which in turn is surrounded by circumferentially distributed...
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3862348 |
APPARATUS FOR CRUCIBLE-FREE ZONE MELTING
An apparatus for crucible-free zone melt treatment of a semiconductor rod including a housing having means at opposite ends thereof for supporting the rod, an axially movable induction heating...
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3811001 |
TILTABLE INDUCTION FURNACE FOR MOLTEN METALS
An induction furnace has a bottom wall and a circumferential side wall which extends upwardly from the bottom wall. The side wall surrounds a chamber the inner diameter of which is at least equal...
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3704336 |
SUPPORT MEANS FOR INDUCTION COIL
There is disclosed herein longitudinal outer coil support means for a multisection induction coil, the coil comprising both cooling and power coil sections each including a number of coil turns....
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3478157 |
INDUCTOR MOUNTING MEANS FOR AN INDUCTION FURNACE
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3412195 |
Intermediate furnace barrier
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3311695 |
Coil assembly for an induction melting furnace and method of making same
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3190948 |
Melting furnace
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3162710 |
Induction furnace with removable crucible
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3004091 |
Coreless induction furnace melting of metals
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2997512 |
Coreless electric induction furnace
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2914593 |
Induction melting furnace
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2852587 |
Induction furnace
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2785214 |
Induction melting furnace
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2780666 |
Induction furnace control and method
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