| Patents for F27D 13 - Apparatus for preheating charges; Arrangements for preheating charges (1,413) |
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| 10/22/2003 | CN2581925Y High solid-gas ratio cross material flow heat treater for powder material |
| 10/16/2003 | US20030193986 Apparatus for arc-melting cold iron source and method thereof |
| 10/02/2003 | WO2003080874A1 Process and apparatus for the direct reduction of iron oxides in an electrothermal fluidized bed and resulant product |
| 09/17/2003 | CN2573977Y Decomposing furnace with double vortex preburning chamber |
| 09/17/2003 | CN2573970Y Vertical continuous side feeding preheating environment protection device for arc furnace |
| 08/19/2003 | CA2263963C Smelting installation with an electric-arc furnace |
| 08/13/2003 | EP1198690B1 Pre-heating device |
| 07/30/2003 | EP1153144B1 Device for preheating scrap |
| 07/29/2003 | US6600768 Induction melting furnace with metered discharge |
| 07/22/2003 | US6597722 Apparatus for arc-melting cold iron source and method thereof |
| 07/09/2003 | CN1429185A Method for producing component by means of powdery starting material and extractor suitable therefore |
| 07/03/2003 | US20030122290 Metallurgical furnace with scrap metal preheater and dispenser |
| 07/02/2003 | CN1113211C Preheater for arc furnace |
| 06/10/2003 | US6574885 Cyclone heat exchanger |
| 05/21/2003 | CN2551950Y Preheating decomposing device for outside of kiln |
| 04/22/2003 | US6553055 Charging material preheater with replaceable shaft wall portions |
| 04/15/2003 | US6549558 Melting and holding furnace for aluminum blocks |
| 04/08/2003 | US6544470 Feeding device for electrical shaft furnaces with an electrode-receiving central tube |
| 04/02/2003 | EP0898137B1 Metal melting method |
| 03/05/2003 | CN1102662C Apparatus and process for preheating of wast iron and steel scrap |
| 02/26/2003 | EP1286123A1 Apparatus for melting metals and method for operating such an apparatus |
| 02/18/2003 | US6521017 Melting a metallic material using a metal melting furnace having a melting section provided with an oxygen fuel burner, a preheating section for preheating a metallic material located above the melting section, and a reduced section |
| 02/06/2003 | WO2003010477A1 Induction melting furnace with metered discharge |
| 02/06/2003 | CA2454904A1 Induction melting furnace with metered discharge |
| 01/30/2003 | WO2003008888A1 Shaft pre-heater |
| 01/30/2003 | US20030021328 Induction melting furnace with metered discharge |
| 01/29/2003 | EP1279914A1 Method for preparing scrap iron to be fed to steelmaking electric furnaces, and apparatus for carrying out the method |
| 01/22/2003 | CN1099573C Electric arc fusion furnace |
| 01/08/2003 | EP1272302A2 Method for producing a component by means of a powdery starting material and extractor suitable therefore |
| 12/25/2002 | CN2527944Y Cyclone preheater |
| 12/19/2002 | WO2002100982A1 Pyrolysis heater with paired burner zoned firing system |
| 12/11/2002 | CN1095981C Smelting installation with electric-arc furnace |
| 12/03/2002 | US6490312 Direct-current arc furnace comprising a centric charging shaft for producing steel and a method therefor |
| 11/26/2002 | US6484416 Apparatus for producing cement clinker |
| 10/02/2002 | CN1091871C Apparats for preheating and supplying scraps |
| 09/18/2002 | EP1034313B1 Device and process system for preheating steel scrap |
| 09/17/2002 | US6451085 Agglomeration of powder mixture |
| 09/17/2002 | CA2222401C Apparatus and process system for preheating of steel scrap for melting metallurgical furnaces with concurrent flow of scrap and heating gases |
| 09/11/2002 | CN1368630A Arc melting furnace |
| 09/04/2002 | EP0991784B1 Loading system for electric arc furnaces |
| 08/27/2002 | US6440195 Process and an apparatus for producing metals and metal alloys |
| 08/21/2002 | EP1232288A1 Method and device for pre-heating and for continuous introduction of a charge for an electric arc furnace |
| 08/21/2002 | CN1089428C DC arc furnace |
| 08/07/2002 | CN1088759C Feeding device for shaft furnace |
| 07/30/2002 | US6425757 Pyrolysis heater with paired burner zoned firing system |
| 07/18/2002 | US20020094009 Charging material preheater with replaceable shaft wall portions |
| 07/17/2002 | EP1124995B1 Direct-current arc furnace with central charging shaft for steel production and method of producing steel |
| 07/03/2002 | EP0784193B1 Metal fusion furnace and metal fusing method |
| 06/12/2002 | EP0970339B1 Method to load scrap for electric arc furnace and relative system |
| 06/11/2002 | US6404800 Charging material preheater with replaceable shaft wall portions |
| 05/10/2002 | CA2361901A1 Metallurgical furnace with scrap metal preheater and dispenser |
| 04/30/2002 | US6379424 Direct smelting apparatus and process |
| 04/24/2002 | EP1198690A1 Pre-heating device |
| 04/10/2002 | CN1082652C Melting furnace having preheating vessel |
| 04/03/2002 | EP1036204B1 Feeding device for electrical shaft furnaces with an electrode-receiving central tube |
| 03/27/2002 | CN1081785C Scrap conveyor |
| 02/13/2002 | EP0958481B1 Smelting installation with an electric-arc furnace |
| 02/12/2002 | US6347110 Charging device for low blast furnaces |
| 02/07/2002 | WO2001074518A3 Method for producing a component by means of a powdery starting material and extractor suitable therefore |
| 01/30/2002 | EP0870066B1 Method and facility for reprocessing waste |
| 01/24/2002 | US20020009118 Apparatus for arc-melting cold iron source and method threof |
| 01/16/2002 | EP1171639A1 Continuous charge preheating, melting, refining and casting |
| 01/09/2002 | EP1060275B1 Device for preheating charging stock, comprising replaceable stack wall sections |
| 12/27/2001 | WO2001098007A1 Device for preheating of powder |
| 12/19/2001 | CN1076469C 预热装置 Preheating device |
| 12/12/2001 | CN1326515A Direct-current arc furnace comprising centric charging shaft for producing steel and method therefor |
| 11/29/2001 | WO2000050648A9 Continuous charge preheating, melting, refining and casting |
| 11/28/2001 | EP0970255B1 Cooled basket for steel plants |
| 11/28/2001 | CN1324444A Melting/retaining furnace for aluminium ingot |
| 11/22/2001 | US20010044089 Kiln universal oxygen enrichment |
| 11/21/2001 | CN1323357A A process and an apparatus for producing metals and metal alloys |
| 11/14/2001 | EP1153144A1 Device for preheating scrap |
| 10/30/2001 | US6309210 Kiln universal oxygen enrichment |
| 10/18/2001 | US20010030389 Apparatus for producing reduced iron |
| 10/18/2001 | DE10016695C1 Verfahren zur Herstellung eines Bauteils aus pulverförmigem Ausgangsmaterial und dafür geeigneter Extraktor A method for producing a component from pulverulent starting material and suitable for this purpose extractor |
| 10/17/2001 | EP1146304A1 Double chamber furnace for immersion smelting of contaminated aluminium scrap |
| 10/11/2001 | WO2001074518A2 Method for producing a component by means of a powdery starting material and extractor suitable therefore |
| 10/11/2001 | US20010028136 Two-chamber furnace for the melt- contact smelting of contaminated aluminum scrap |
| 10/11/2001 | CA2424341A1 Method for producing a component from a pulverulent starting material and an extractor suitable for this purpose. |
| 10/04/2001 | EP1137815A1 A process and an apparatus for producing metals and metal alloys |
| 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 |
| 09/26/2001 | EP1136778A1 Melting/retaining furnace for aluminum ingot |
| 09/24/2001 | CA2342096A1 Two-chamber furnace for the melt-contact smelting of contaminated aluminum scrap |
| 08/23/2001 | WO1999031450A3 Raining bed heat exchanger and methods of use |
| 08/22/2001 | EP1124995A1 Direct-current arc furnace comprising a centric charging shaft for producing steel and a method therefor |
| 08/14/2001 | US6274081 Smelting installation with an electric-arc furnace |
| 07/18/2001 | CN2439443Y Hangzhou type vertical cylinder comb tower preheating means |
| 07/18/2001 | CN1304024A Industrial furnace with built-in heat-storing chamber |
| 07/11/2001 | EP1114973A1 Equipment and method for arc melting of cold pig iron source |
| 06/20/2001 | CN1299879A Direct-fusing apparatus and method |
| 06/13/2001 | EP0772015B1 Method and apparatus for preheating and melting scrap |
| 06/13/2001 | CN1067108C Metal reduction and melting process and preheating equipment |
| 06/05/2001 | US6241798 Iron smelting process and plant according to the multiple zone smelting process |
| 05/31/2001 | WO2001038589A1 Method and device for pre-heating and for continuous introduction of a charge for an electric arc furnace |
| 05/31/2001 | DE19956578A1 Process for preheating the charge of an electric arc furnace comprises preheating the charge, preferably, hot briquetted iron or direct reduced iron, by flue gas |
| 04/18/2001 | CN1292035A Device for preheating charging stock, comprising replaceable stack wall sections |
| 04/04/2001 | CN1290337A Charging device for low blast furnaces |
| 03/27/2001 | US6206948 Metal reduction and melting process and apparatus |
| 03/21/2001 | EP1084807A2 Transporting device for articles to be dried like tiles |
| 03/21/2001 | CN1288066A Method and equipment for prodn. of reduction iron |