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WO/2008/130775A1 |
A method of forming a shaped thermoplastic sheet and apparatus are described. The method includes providing a mold apparatus (1 ) that includes, a first mold portion (11) having an interior mold surface (14) having a plurality of perfora...
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WO/2008/130774A1 |
A method of forming a shaped thermoplastic sheet and apparatus are descπbed The method Includes providing a mold apparatus (1 ) that includes, a first mold portion (11) having an inteπor mold surface (14) having a plurality of perforat...
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WO/2008/128576A2 |
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WO/2008/115727A1 |
Systems and methods for producing a carbonaceous paste are provided. The systems and methods may include a paste control system (1) that obtains an image of the carbonaceous paste (32) and determines whether operational parameters associ...
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WO/2008/103433A1 |
A ceramic electrode (122) for a gliding electric arc system. The ceramic electrode (122) includes a ceramic fin (200) defining a spine (202), a heel (206), and a tin (208). A discharge edge (204) of the ceramic fin (200) definces a diver...
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WO/2008/063866A1 |
A device for stimulable light emission that includes a fiber mat of nanofibers having an average fiber diameter in a range between 100 and 2000 nm, and includes plural stimulable particles disposed in association with the nanofibers. The...
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WO/2008/049680A1 |
A reactance ballast device (V) is specified, in particular for an arc furnace, having an induction coil (1) and having a free-standing load stepping switch (2), with the load stepping switch (2) being designed to adjust the reactance of ...
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WO/2008/045794A1 |
A method and apparatus for depositing a film through a plasma enhance chemical vapor deposition process is provided. In one embodiment, an apparatus includes a processing chamber having a coil disposed in the chamber and routed proximate...
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WO/2008/034556A1 |
The invention relates to a method for operating a melt-metallurgic furnace (2), particularly an arc furnace, during the operation of which a number of operating parameters are maintained within predetermined thresholds, wherein for this ...
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WO/2008/034701A2 |
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WO/2008/027870A2 |
A lifting apparatus (10) for transporting a carbon based electrode (12) having a threaded male end (14). The apparatus comprising a casing (18) having a top end (20) and a bottom end (22). The casing defines an electrode aperture (24) fr...
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WO/2008/017632A1 |
To provide an increased combustion behavior in an electrode (16) for an arc furnace, the invention comprises a basic body (18) of the electrode (16) with a layer (20) having a conductive matrix (26) with hard material particles (28) embe...
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WO/2008/006688A1 |
The aim of the invention is to produce a high-current system for an arc furnace in a cost-efficient manner and having good electric properties. According to the invention, high-current tubes/rails and/or electric support arms are formed ...
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WO/2007/144154A1 |
The particular aim of the invention is cost-effective production of the wall elements for water-cooled, current-conducting electrode bearing arms, wherein wall elements have been developed which comprise a flat profile, which consists of...
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WO/2007/100386A2 |
A pipe (10, 10A, 20, 20A) and method of use for deterring or encouraging the retention of slag or other material in the operating area 25 of a metal processing system as desired. The deterring pipe(s) (20, 20A) and the encouraging pipe(s...
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WO/2007/098434A2 |
A male-female electrode joint (50) is presented, the joint including two joined graphite electrodes (50a and 50b) having blocked threads and having a seal (10) interposed between the electrodes, the seal composed of a material having an ...
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WO/2007/082438A1 |
The recess waveguide microwave chemical plant for production of ethene from natural gas and the process for production of ethene using said plant are disclosed. Said plant consists of recess waveguide (1), mode transducer and coupling or...
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WO/2007/080079A1 |
The invention relates to a to carbon electrodes having at least one socket with an internal thread to be mated with a threaded pin having at least one external thread and to such threaded pin for connecting such carbon electrodes, wherei...
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WO/2007/076914A1 |
In an apparatus (1) for adjusting an electrode (5) of a metallurgical furnace, in particular a furnace for resistance operation having a furnace lid (15), comprising a clamping ring (3) and a holder ring (4, 14), the holder ring (4, 14) ...
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WO/2007/073793A1 |
Method of producing a graphite material comprising mixing natural graphite as a filler and pitch as a binder, the binder comprising mesophase-pitch, molding of the blended materials and heat treating the molded material.
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WO/2007/072253A1 |
A DC arc furnace system (10) comprises an arc furnace comprising an electrode (24) extending into a vessel (14). A main DC power supply (28) is connected to the electrode and to an anode region (35) at a base of the vessel by a main furn...
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WO/2007/061528A2 |
Disclosed hearer is an electrode joint having a first carbon body (11) having at least one end portion that includes a male tang (20) with a convex tip (22) and a second carbon body (13) having a female socket (30) with a concave base (32).
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WO/2007/059371A2 |
An electrode joint is presented, the joint including two joined graphite electrodes and having a locking ring (10) interposed between the electrodes, the locking ring (10) composed of a material having an oxidation rate equal to or less ...
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WO/2007/050455A1 |
A joint (64) for connecting two carbon members, with at least one carbon member having an asymmetrical coefficient of thermal expansion. The carbon member (24, 10, 10A) having the asymmetrical coefficient of thermal expansion also has ei...
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WO/2007/048502A1 |
The invention relates to a control apparatus for alternating-current reduction furnaces (15) having electrodes (14), which control apparatus has a transformer (11) and a regulating system (1) for the controlled introduction of power into...
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WO/2007/039304A1 |
The invention relates to a device for measuring at least one conical thread (1), particularly a threaded box (2) or a threaded nipple (3) of an electrode of a melt metallurgical installation. In order to simplify the measuring process fo...
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WO/2007/037853A1 |
An electrode joint (50) is presented, the joint including two joined graphite electrodes (50a, 50b) and having a joint strengthening ring (10) interposed between the electrodes, the joint strengthening ring (10) composed of a compressible.
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WO/2007/034138A2 |
A control system for and method of controlling a vertical position of at least one electrode of an arc furnace, where the arc furnace comprises a furnace transformer having a primary, input side and a secondary, output side which is elec...
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WO/2007/026033A1 |
The invention relates to a dual-conductor welding gun comprising a torch body (1) and an electronic scale (2) which measures intensity, with sensors (6) that are disposed in each conductor (3) and with means for generating an alarm when ...
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WO/2007/019943A1 |
The invention relates to an electronic circuit and method for supplying power to at least one electrode of an alternative current electric furnace, in particular for metal melting. The known per se circuit generally comprises a series co...
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WO/2007/016752A1 |
A smelting furnace having a vessel (102) for receiving material to be smelted. An inner surface (109) of the furnace is concave and reflective, at least an upper part thereof. A conductive electrode (120) of the furnace is continuously f...
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WO/2007/017210A1 |
A cooling device (4) for electrodes (1) of a metallurgical furnaces, such as reduction furnaces, arc furnaces, induction furnaces, etc. has at least one contact jaw (2) and a holding ring (3), and comprises a cooling shield or sealing cy...
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WO/2007/017031A1 |
The invention relates to a cooling device (1) for the electrodes of a metallurgical furnace, such as a reduction furnace, arc furnace, induction furnace etc., which device encloses the electrodes and is constituted of individual segments...
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WO/2007/014519A1 |
A dynamic expanding application technology relates to a technology which changes a static technology into a corresponding dynamic technology, in particularly, relates to an improvement for dynamically changing the material quality, const...
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WO/2007/014535A1 |
The invention relates to a transformer system (1) for an electrical arc furnace (2) having three electrodes (202), wherein the transformer system (1) has at least two three-phase transformers (100). The three-phase transformers (100) are...
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WO/2006/118736A2 |
An end-face seal (10) for graphite electrode joints (50), including a seal formed of a plurality of individual elements interlocked to form a unitary whole, and formed of a material having an oxidation rate equal to or less than that of ...
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WO/2006/119440A2 |
The Direct Electric Resistance Liquid Heater comprises a liquid heating chamber containing a plurality of electrodes The electrodes are spaced apart to create a plurality of channels through which the liquid to be heated passes The elect...
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WO/2006/117427A1 |
The invention is an electric insulation system for a steel-structured lid of an electric arc furnace, where the electrode lead-throughs are provided with electric insulation for preventing breakdowns, and the lid is sealed from the furna...
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WO/2006/114315A2 |
An electrode assembly is secured against loosening/unscrewing and cracking of carbon and/or graphite electrodes. The electrodes are connected in columns with threaded connection elements, i.e., carbon nipples. The nipples have at their e...
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WO/2006/096323A1 |
A graphite electrode joint (10) and method for forming the graphite electrode joint are disclosed, wherein the method comprises the steps of providing a first graphite electrode (12) having at least one end (14); providing a second graph...
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WO/2006/089315A1 |
An arc furnace control method wherein a recursive estimator is used to estimate, in real time, parameters of an equivalent electrical circuit of the furnace and the estimated parameters are used to control operation of the circuit.
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WO/2006/071366A2 |
An extended graphite electrode (10) for use in an electric arc furnace facility, which includes joining at least two component graphite electrodes (100, 110), at least one of which comprises a male tang (20) having a ratio of male tang l...
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WO/2006/066817A1 |
The invention relates to a safety device (1) for detecting electrode breakage in an electric arc furnace, in which the electrode (6) is fixed to an electrode support arm (4). If electrode breakage occurs, the pressure in a conduit, which...
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WO/2006/060121A2 |
A system and method is disclosed for monitoring the operating parameters of an electric arc furnace (16) having a primary electrical circuit (14) comprising a primary current transformer (52). The method comprises monitoring the furnace'...
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WO/2006/049637A1 |
A pin (20) for use in connecting graphite electrodes into a joint (10), where the pin has at least one male tang having a tang factor, defined as the ratio of male tang length to diameter of the electrode into which hit is to be threaded...
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WO/2006/049566A1 |
In producing discharges in a load element such as a magnetron sputtering device, electric pulses are provided from different electric pulse sources, e.g. three or more electric pulse sources. The pulse sources are controlled by a control...
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WO/2006/024164A2 |
A method and system for stabilizing energy consumption in multiple loads, or in single multi-phase loads. The method and system also compensates for unbalance in multi-phase loads. A central controller monitors variable reactances in the...
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WO/2006/024149A1 |
A method and system for stabilizing energy consumption in multiple loads, or in single multi-phase loads. The method and system also compensates for unbalance in multi-phase loads. A central controller monitors variable reactances in the...
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WO/2006/024165A1 |
A method and system for stabilizing energy consumption in multiple loads, or in single multi-phase loads. The method and system also compensates for unbalance in multi-phase loads. A central controller monitors variable reactances in the...
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WO/2006/024166A2 |
A method and system for stabilizing energy consumption in multiple loads, or in single multi-phase loads. The method and system also compensates for unbalance in multi-phase loads. A central controller monitors variable reactances in the...
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