| Patents for F27B 3 - Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces (6,383) |
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| 04/23/2013 | CA2664818C Method and apparatus for continuous producing of metallic titanium or titanium-based alloys |
| 04/18/2013 | DE102011014090B4 Verfahren zur Ermittlung eines Betriebs- und/oder Werkstoffparameters in einem Elektrolichtbogenofen A method for determining an operating and / or material parameters in an electric arc furnace |
| 04/17/2013 | EP2581151A1 Arc melting furnace device |
| 04/17/2013 | CN202885497U Alternating current (AC) plasma submerged arc furnace fit for smelting various mineral aggregate |
| 04/17/2013 | CN202885496U Aluminum and aluminum alloy high-efficient isothermal smelting furnace |
| 04/17/2013 | CN103052859A Plate cooler stave apparatus and methods for ferrous or non-ferrous metal making furnace |
| 04/11/2013 | WO2013006852A3 Scrap submergence system |
| 04/10/2013 | EP2576847A1 Method for operating an arc furnace, oscillation measurement device for an arc electrode and arrangement for an arc furnace |
| 04/10/2013 | CN202869206U Air regulation device for aging furnace |
| 04/10/2013 | CN202869205U Medium temperature box type resistance furnace |
| 04/10/2013 | CN202869204U Resistance furnace used for heating blocky polycrystalline silicon |
| 04/10/2013 | CN103033034A Novel furnace bottom structure and material of arc transferring plasma furnace |
| 04/10/2013 | CN103033033A Vanadium product melting furnace |
| 04/09/2013 | US8414825 Movable sweat hearth for metal melting furnace |
| 04/04/2013 | WO2013047668A1 Vortex chamber body for metal melting furnace, and metal melting furnace using said vortex chamber body |
| 04/04/2013 | CA2834154A1 Metal melting furnace vortex chamber body and metal melting furnace using the same |
| 04/03/2013 | EP1580508B1 Material feeding apparatus for rotary hearth furnace |
| 04/03/2013 | CN202853340U Furnace body cooling device for titanium slag smelting direct-current electric arc furnace |
| 04/03/2013 | CN202853339U Peripheral feeding and separating device for titanium slag smelting direct-current electric arc furnace |
| 04/03/2013 | CN202853338U Titanium slag direct-current electric arc furnace |
| 04/03/2013 | CN202849483U Large-scale pit fuel gas type heat treatment furnace |
| 03/28/2013 | DE102012007528B3 Insert assembly of electric arc furnace, has sealing element with bristles whose length is three times as that of width of expansion joint |
| 03/27/2013 | EP2572151A1 Cooling for a metallurgical vessel |
| 03/27/2013 | CN202836156U Electric-arc furnace composite board current conducting arm system |
| 03/27/2013 | CN202836155U Improvement structure for mixed smelting of renewable metal |
| 03/27/2013 | CN103003453A Continuous feeding system to a smelting furnace of pre-heated metal material, in continuous, potentiated and combined form |
| 03/27/2013 | CN102997649A Tubular water-cooling flue for electric furnace |
| 03/27/2013 | CN101120103B Furnace system and method for melting down metallic or metal-containing feed material |
| 03/21/2013 | DE102011113734A1 Receiving device for use as loading device for loading arc furnace with sponge iron, has actuator actuating aperture mechanism to open and close material basket that is arranged at fixed position on device by engagement of mechanism |
| 03/20/2013 | CN101529191B Furnace, in particular arc furnace |
| 03/14/2013 | WO2013034541A1 Method for operating a regeneratively heated industrial oven, and regeneratively heated industrial oven |
| 03/13/2013 | CN202792917U Reverberatory furnace regulator cabinet system |
| 03/13/2013 | CN202792916U Heat insulation structure of deslagging platform for titanium slag smelting |
| 03/13/2013 | CN202792915U Furnace cover of electric-arc furnace for smelting titanium slags |
| 03/13/2013 | CN202792914U Ferrotitanium separation electric-arc furnace cover |
| 03/13/2013 | CN202792913U High temperature sintering resistance furnace |
| 03/13/2013 | CN202792912U High-temperature diffusion furnace with cooling system |
| 03/13/2013 | CN102972093A Method and apparatus for length measurement at an electrode |
| 03/13/2013 | CN102971438A Pivoting slag door |
| 03/13/2013 | CN102967139A Conical hood mechanism of titanium slag furnace |
| 03/07/2013 | WO2013029653A1 Method and arrangement for vortex reduction in a metal making process |
| 03/06/2013 | CN202770176U Electrode air-entrapping and connecting device of submerged arc furnace |
| 03/06/2013 | CN202770175U Electrode holding device of submerged arc furnace |
| 03/06/2013 | CN202770174U Submerged arc furnace |
| 03/06/2013 | CN202770173U Calcination device for zirconia ceramic structural parts |
| 03/06/2013 | CN102959094A Method for operating arc furnace, oscillation measurement device for arc electrode and arrangement for arc furnace |
| 03/06/2013 | CN102954684A Making method for arc furnace cover |
| 03/06/2013 | CN102954683A Reverberatory suspended arched roof structure |
| 03/06/2013 | CN102954682A Aluminum and aluminum alloy high-efficiency and constant-temperature melting furnace |
| 03/06/2013 | CN102954681A Reverberating furnace |
| 03/05/2013 | CA2709750C Measurement device for heat exchanger and process for measuring performance of a heat exchanger |
| 02/28/2013 | US20130051423 Method for determining a time for charging an electric arc furnace with material to be melted, signal processing device, machine-readable program code, storage medium and electric arc furnace |
| 02/27/2013 | EP2562274A1 Method for melting aluminum powder and melting apparatus |
| 02/27/2013 | EP2562270A1 Waste heat recovery facility for arc furnace for steel making, arc furnace facility for steel making, and waste heat recovery method for arc furnace for steel making |
| 02/27/2013 | CN202757419U Large-scale flat plate type medium-frequency induction heating furnace |
| 02/21/2013 | DE102011111042A1 Charging device for charging arc furnace with e.g. pellets, has guide plate secured to bottom, and slider guide plate releasably secured to longitudinal sides of slider, where longitudinal sides face guide wall |
| 02/20/2013 | EP2558602A1 Method for determining a time for charging an electric arc furnace with material to be melted, signal processing device, machine-readable program code, storage medium and electric arc furnace |
| 02/19/2013 | US8380877 Mass generation of individual virtual servers, virtual web sites, and virtual web objects |
| 02/14/2013 | DE102011109860A1 Chargiervorrichtung mit auswechselbarem Bodenabschnitt Charging device with replaceable bottom portion |
| 02/13/2013 | EP2556318A1 Flash furnace velocity control |
| 02/13/2013 | CN202734493U Jetting pipe for antimony escaping out of reverberatory furnace |
| 02/13/2013 | CN202734492U Furnace cover with wall-cooling wall for electric arc furnace |
| 02/13/2013 | CN202734491U Rectangular electric furnace for smelting titanium slag |
| 02/13/2013 | CN202734490U Dilution electric furnace |
| 02/13/2013 | CN202734489U Mechanism capable of being used to increase dumping angle of electric-arc furnace |
| 02/06/2013 | EP2554933A1 Pusher |
| 02/06/2013 | EP2553371A1 Plate cooler stave apparatus and methods for ferrous or non-ferrous metal making furnace |
| 02/06/2013 | EP2553127A1 Ultrasonic nozzle for use in metallurgical installations and method for dimensioning an ultrasonic nozzle |
| 02/05/2013 | CA2735274C Method for controlling foamed slag in a stainless melt in an electric arc furnace |
| 01/31/2013 | WO2013014326A1 Sampling method and sampling device |
| 01/24/2013 | WO2013010891A1 Method for operating an electric arc furnace and melting plant having an electric arc furnace operated according to said method |
| 01/23/2013 | EP2549833A1 Method for operating an arc oven and melting assembly with an arc oven operated according to this method |
| 01/23/2013 | EP2547797A1 Pivoting slag door |
| 01/23/2013 | CN202692672U Rotating device for electric arc furnace body |
| 01/23/2013 | CN202692671U Melting and depleting electric furnace of side-blowing melting pool |
| 01/23/2013 | CN102893114A Flash furnace velocity control |
| 01/23/2013 | CN102893113A Rotary kiln and metal recovery method |
| 01/17/2013 | WO2013008158A1 Tilting oxygen converter |
| 01/17/2013 | WO2013007531A1 Device for transferring a metallurgical material |
| 01/16/2013 | EP2546592A1 Device for transferring a metallurgical material |
| 01/16/2013 | EP2546369A1 Method for melting recovered printing plates and method for recycling |
| 01/16/2013 | CN202675896U Device for temporarily closing steel tapping hole of metallurgical furnace |
| 01/16/2013 | CN202675845U Tiltmeter connected with cradle for electric furnace |
| 01/16/2013 | CN202675322U Flue of electric furnace |
| 01/16/2013 | CN202671588U Energy-saving and consumption-reducing annealing furnace |
| 01/16/2013 | CN102878798A Medium-temperature box type resistance furnace |
| 01/15/2013 | CA2653612C Melting furnace with agitator |
| 01/10/2013 | WO2013006852A2 Scrap submergence system |
| 01/10/2013 | CA2844146A1 Scrap submergence system |
| 01/09/2013 | CN202660885U Continuous feeding equipment of waste material pre-heating electric arc furnace |
| 01/09/2013 | CN102869945A Furnace for melting inorganic salts |
| 01/09/2013 | CN102869939A Apparatus for melting and refining impure nonferrous metals, particularly scraps of copper and/or impure copper originating from the processing of minerals |
| 01/09/2013 | CN102865739A Method for cooling furnace body of titanium-slag smelting direct-current electric-arc furnace |
| 01/09/2013 | CN102865738A Peripheral feeding and separating device of direct current electric arc furnace for titanium slag smelting |
| 01/09/2013 | CN102865737A Titanium-slag direct-current electric-arc furnace |
| 01/02/2013 | CN202648374U Kiln for firing integral vitrolite map |
| 01/02/2013 | CN102859011A Method for melting aluminum powder and melting apparatus |
| 01/02/2013 | CN102859008A Waste heat recovery facility for arc furnace for steel making, arc furnace facility for steel making, and waste heat recovery method for arc furnace for steel making |
| 01/02/2013 | CN102859007A Method for determining a time for charging an electric arc furnace with material to be melted, signal processing device, machine-readable program code, storage medium and electric arc furnace |
| 01/02/2013 | CN101772582B Lance for injecting solid material into a vessel |