| Patents for F27B 3 - Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces (6,383) |
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| 01/09/2002 | EP1060275B1 Device for preheating charging stock, comprising replaceable stack wall sections |
| 01/09/2002 | EP1032714B1 Electric arc low-shaft smelting furnace with a central tube with telescopic electrodes and a sliding upper receptacle lid |
| 01/03/2002 | WO2002001190A2 Method and apparatus for improved process control in combustion applications |
| 01/03/2002 | US20020001332 Mounting arrangement for auxiliary burner or lance |
| 01/03/2002 | DE10031058A1 Process for regulating high temperature melting plants comprises using defined temperature field distributions acquired in the furnace chamber |
| 01/02/2002 | EP1167880A1 Combustion in a porous wall furnace |
| 01/02/2002 | EP0823487B1 Melt reduction equipment and operating method |
| 01/02/2002 | CN1329239A Burning method in furnace with porous wall |
| 01/01/2002 | US6335945 Electric ARC low-shaft smelting furnace with a central tube with telescopic electrodes and a sliding upper receptacle lid |
| 01/01/2002 | US6334976 Fluid cooled coherent jet lance |
| 12/27/2001 | WO2001099473A2 Induction furnace |
| 12/27/2001 | US20010055739 Compact continuous charging apparatus |
| 12/27/2001 | US20010054502 Cooling plate and method for manufacturing a cooling plate |
| 12/27/2001 | CA2413307A1 Induction furnace |
| 12/26/2001 | CN2467986Y Up-down dust collector |
| 12/21/2001 | CA2351053A1 Combustion in a porous wall furnace |
| 12/20/2001 | WO2001096617A1 Method for observing inside of molten iron refining furnace and tuyere for observing inside of furnace |
| 12/20/2001 | US20010052200 Perfected melting method and device suitable to achieve the method |
| 12/20/2001 | CA2381584A1 Method for observing inside of molten iron refining furnace and tuyere for observing inside of furnace |
| 12/19/2001 | EP1163567A2 Mass generation of individual virtual servers, virtual web sites and virtual web objects |
| 12/19/2001 | CN2466589Y 连续精炼炉 Continuous refining furnace |
| 12/19/2001 | CN1076206C Apparatus and method for vulcanizing harmful waste |
| 12/18/2001 | US6331269 Inert tank for treating oxidizable liquid metal |
| 12/13/2001 | DE10027998A1 Process for cleaning precious metal filings contaminated with cooling lubricants comprises heating the filings at elevated temperature with vaporization of the materials |
| 12/12/2001 | EP1049811B1 Method and device to feed premixed gas to tuyeres of electric arc furnace |
| 12/12/2001 | EP1019664B1 Electric arc furnace with a cooling device with panels |
| 12/12/2001 | CN1326515A Direct-current arc furnace comprising centric charging shaft for producing steel and method therefor |
| 12/12/2001 | CN1326005A Cold plates and manufacture thereof |
| 12/06/2001 | US20010048707 Process for melting sponge iron and electric-arc furnace for carrying out the process |
| 12/06/2001 | DE10126356A1 Process for melting a metal sponge comprises inserting the sponge into an electric arc furnace forming a metal sponge stream close to the electrode on the bath meniscus, and blowing oxygen into the melt |
| 12/05/2001 | EP1062370B1 Blasting lance with a gas/liquid mixing chamber and a method for the expansion cooling thereof |
| 12/05/2001 | EP0769119B1 Method for carrying out a combustion in a furnace |
| 12/04/2001 | US6327296 Cooled roof for electric arc furnaces and ladle furnaces |
| 11/30/2001 | CA2349060A1 Process for melting sponge iron and electric-arc furnace for carrying out the process |
| 11/29/2001 | WO2001090670A1 Integral side wall and tap hole cover for an eccentric bottom tap (ebt) furnace |
| 11/29/2001 | US20010046251 Method and apparatus for recovering metal values from liquid slag and baghouse dust of an electric arc furnace |
| 11/28/2001 | EP1158258A2 Process and installation for energy recovery of the exhaust gases of a metallurgical process in a smelt vessel |
| 11/28/2001 | EP1064410B1 Wall structure for a metallurgical vessel and blast furnace provided with a wall structure of this nature |
| 11/28/2001 | EP1025267B1 Method for smelting fine grained direct reduced iron in an electric arc furnace |
| 11/28/2001 | EP0970255B1 Cooled basket for steel plants |
| 11/28/2001 | EP0777844B1 Apparatus and method for the supply of molten metal |
| 11/28/2001 | EP0777751B1 Method and apparatus for electric steelmaking |
| 11/28/2001 | CN1324444A Melting/retaining furnace for aluminium ingot |
| 11/28/2001 | CN1323905A Cooling plate |
| 11/27/2001 | US6322745 Direct smelting vessel and direct smelting process |
| 11/22/2001 | US20010043640 Method and apparatus for heating materials |
| 11/22/2001 | US20010043639 Method for melting and decarburization of iron carbon melts |
| 11/22/2001 | US20010043638 Concentric electrode DC arc systems and their use in processing waste materials |
| 11/22/2001 | DE10025025A1 Verfahren und Einrichtung zum Rückgewinnen der Abgas-Energie eines metallurgischen Prozesses aus einem Schmelzgefäß Method and apparatus for recovering the exhaust energy of a metallurgical process from a melting vessel |
| 11/22/2001 | DE10024587A1 Kühlplatte Cooling plate |
| 11/21/2001 | EP1156124A1 Cooling plate and method of producing |
| 11/21/2001 | EP0754246B9 Apparatus for injecting gases or fluids in general and particulates, particularly for injecting oxygen, in furnaces for the production of steel |
| 11/21/2001 | CN1323357A A process and an apparatus for producing metals and metal alloys |
| 11/19/2001 | CA2348213A1 Cooling plate and method for manufacturing a cooling plate |
| 11/15/2001 | DE10023373A1 Heat treatment apparatus used for pyrolyzing electronic scrap comprises a container as a vacuum chamber with a suction device arranged in the upper region and immersed in a crucible containing a liquid heat carrier |
| 11/07/2001 | CN1320707A Directly smelting apparatus |
| 11/07/2001 | CN1320554A Conversion method for atomizing sprayed water to replace filler of saturation and hot water tower |
| 11/06/2001 | US6311522 Process for casting and forming slag products |
| 10/31/2001 | CN2457544Y Smelting furnace for silicon carbide |
| 10/30/2001 | US6310324 Tube heating apparatus |
| 10/25/2001 | WO2001079774A1 Electric arc gasifier as a waste processor |
| 10/25/2001 | US20010033046 Apparatus for injecting gas into a vessel |
| 10/25/2001 | DE10104582A1 Acquiring measurement data in metal or ceramic works involves transmitting information by radio signals from sensor to scanning unit and back if appropriate |
| 10/24/2001 | EP1147352A1 Aspiration system to reduce the losses of fine materials and powders from an electric arc furnace |
| 10/24/2001 | EP1147351A1 System to plug the delta area of the roof of an electric arc furnace |
| 10/24/2001 | CN1073629C Electric fornace with insulated electrode and process for producing molten metals |
| 10/17/2001 | EP1146304A1 Double chamber furnace for immersion smelting of contaminated aluminium scrap |
| 10/17/2001 | EP1144931A1 Furnace for melting solid waste with cooling water boxes |
| 10/17/2001 | CN1317579A Process for mfg. molten metal iron |
| 10/11/2001 | WO2001074738A1 Carbonaceous refractory and method for preparing the same |
| 10/11/2001 | US20010028136 Two-chamber furnace for the melt- contact smelting of contaminated aluminum scrap |
| 10/09/2001 | US6301285 Arc furnace fume collection method |
| 10/09/2001 | US6299830 Apparatus and method for tapping a furnace |
| 10/09/2001 | CA2218915C Method for measurement of amount of liquid metal in casting furnace |
| 10/04/2001 | WO2001073136A2 Process for manufacturing molten metal iron |
| 10/04/2001 | WO2001072634A1 Method for recuperating thermal energy of gases of an electrometallurgical furnace and use for making silica powder |
| 10/04/2001 | WO2000039514A9 Method and device for melting rare earth magnet scrap and primary molten alloy of rare earth magnet |
| 10/04/2001 | US20010025550 Compacting cabonaceous reducing agent and iron oxide; reduction in moving hearth furnace; agglomerating slag containing ferrous oxide; melting |
| 10/04/2001 | US20010025549 Charging iron oxide and carbon material into rotary hearth furnace; reducing into solid iron; carburizing; melting metal iron; separating slag; discharging molten iron |
| 10/04/2001 | EP1138789A1 Method of manufacturing reduced iron metal in molten state by use of rotary hearth furnace |
| 10/04/2001 | EP1137815A1 A process and an apparatus for producing metals and metal alloys |
| 10/04/2001 | CA2374703A1 Process for manufacturing molten metal iron |
| 10/03/2001 | CN2451987Y Blow-in apparatus for ore-smelting furnace |
| 10/03/2001 | CN1315649A Equipment for jetting granular material into container |
| 10/03/2001 | CN1315648A Device for blowing gas into metallurgical furnace |
| 10/02/2001 | US6296479 Direct reduction method and rotary hearth furnace |
| 09/27/2001 | WO2001072090A1 Process and apparatus for automatically controlling slag foaming |
| 09/27/2001 | WO2001071267A2 Method for manufacturing a cooling element and a cooling element |
| 09/27/2001 | DE10014711A1 Gas-heated dual-chamber furnace for immersion melting of contaminated aluminum scrap, includes pyrolysis chamber in which hot flue gases purify charge |
| 09/27/2001 | DE10014359A1 Copper or copper alloy cooling plate used as a component of a wall of a metallurgical furnace has coolant channels and a coating on the side facing the inside of the oven |
| 09/26/2001 | EP1136778A1 Melting/retaining furnace for aluminum ingot |
| 09/26/2001 | EP1136573A1 Cooling plate |
| 09/26/2001 | CN1314955A Process and apparatus for producing metals and metal alloys |
| 09/26/2001 | CN1314954A Direct smelting process |
| 09/24/2001 | CA2342096A1 Two-chamber furnace for the melt-contact smelting of contaminated aluminum scrap |
| 09/20/2001 | US20010022417 Direct smelting plant |
| 09/13/2001 | US20010020758 Method of relining a vessel |
| 09/11/2001 | US6289035 Mounting arrangement for auxiliary burner or lance |
| 09/11/2001 | US6289034 Process and an apparatus for producing metals and metal alloys |
| 09/11/2001 | US6286442 Support device for furnace |