| Patents for F27D 13 - Apparatus for preheating charges; Arrangements for preheating charges (1,413) |
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| 03/13/2001 | US6201826 Loading system for electric arc furnaces |
| 02/13/2001 | US6186081 Process and apparatus for treating waste and sewage sludge |
| 02/06/2001 | US6183246 Method of heating a continuously charged furnace particularly for steel-making products, and continuously charged heating furnace |
| 02/01/2001 | DE19944825A1 Transport car for green brick drying stage comprises cassette frame with spaced removal brick setdown bars so frame sidewalls guide drying air up and along bricks. |
| 01/25/2001 | WO2001006021A1 Melting plant with burner heated furnace vessel and charge preheater |
| 01/18/2001 | WO2001004559A1 Equipment and method for arc melting of cold pig iron source |
| 01/17/2001 | CN1280629A Feeding device for shaft furnace |
| 01/03/2001 | EP1065184A1 Plant for the production of cement clinker |
| 12/28/2000 | DE19929066A1 Anlage zur Herstellung von Zementklinker Plant for the production of cement clinker |
| 12/20/2000 | EP1060275A1 Device for preheating charging stock, comprising replaceable stack wall sections |
| 12/19/2000 | US6163561 Cooled basket for steel plants |
| 12/14/2000 | WO2000075589A1 Pre-heating device |
| 12/14/2000 | DE19926059A1 Vorwärmeinrichtung Preheater |
| 12/05/2000 | US6157665 Method to load scrap for electric arc furnace and relative system |
| 12/05/2000 | US6157664 System to load pre-heated scrap by means of baskets for electric arc furnace |
| 12/05/2000 | US6155333 Continuous electric steelmaking with charge preheating, melting, refining and casting |
| 11/29/2000 | EP1055090A2 Charging device for low blast furnaces |
| 11/08/2000 | CN2405174Y Equipment for preheating waste steel using flue gas from vertical kiln-electric furnace combination |
| 11/01/2000 | CN2404085Y Internal regenerative chamber industrial furnace |
| 10/25/2000 | CN1271082A Multiple oxygen enrichment in kiln |
| 10/24/2000 | US6136064 Supplying metal chips to charging tube, forming a column within tube extending through a box-shaped structure into a pool of molten metal; as chips at bottom of column melt, more are added to top, forcing bottom chips into molten metal |
| 10/24/2000 | US6135766 Rotary hearth furnace and method of operating the same |
| 10/17/2000 | US6132206 Water cooled finger for pre-heater of furnace top |
| 10/03/2000 | US6126716 Iron-base scrap preheating apparatus and method |
| 09/28/2000 | WO2000056678A1 A line for clinker burning |
| 09/27/2000 | CN2398600Y Reformed five-stage revolving-wine preheater |
| 09/20/2000 | EP1037005A2 Oxygen enrichment of gases used in a clinker producing plant |
| 09/20/2000 | EP1036204A1 Feeding device for electrical shaft furnaces with an electrode-receiving central tube |
| 09/13/2000 | EP1034313A1 Device and process system for preheating steel scrap |
| 08/31/2000 | WO2000050648A1 Continuous charge preheating, melting, refining and casting |
| 08/30/2000 | CN1265084A Method and appts. for producing cement clinker |
| 08/15/2000 | US6102693 Preheating method in a continuous furnace |
| 08/09/2000 | CN2390866Y Charging device of preheating device pipe in lime calcining system |
| 08/08/2000 | US6099301 Feed apparatus for batch preparation feed mixture for feeding into smelting furnace |
| 08/03/2000 | DE19846100C2 Gleichstromlichtbogenofen zur Herstellung von Stahl sowie Verfahren hierzu DC arc furnace for producing steel and method therefor |
| 07/27/2000 | WO2000043554A1 Device for preheating scrap |
| 07/27/2000 | DE19902438A1 Scrap preheating equipment, especially for the cold iron or steel scrap charge of an electric arc furnace, comprises a charging chamber positioned above a preheating chamber and has inlet and outlet openings operated as locks |
| 07/19/2000 | CN2388579Y Steel-smelting alloy preheating device |
| 07/19/2000 | CN2388211Y Sintered mixed material forced convection preheating device |
| 07/06/2000 | WO2000039044A1 Cyclone heat exchanger |
| 06/21/2000 | EP0914474B1 Metal reduction and melting process |
| 05/17/2000 | EP1001237A1 Heating process of a continuous furnace, in particular for steel products and continuous furnace |
| 05/10/2000 | CA2286967A1 Method of heating a continuously charged furnace particularly for steel-making products, and continuously charged heating furnace |
| 05/04/2000 | WO2000025078A1 Melting/retaining furnace for aluminum ingot |
| 04/20/2000 | WO2000022176A1 A process and an apparatus for producing metals and metal alloys |
| 04/13/2000 | WO2000020650A1 Direct-current arc furnace comprising a centric charging shaft for producing steel and a method therefor |
| 04/13/2000 | DE19846100A1 Gleichstromlichtbogenofen zur Herstellung von Stahl sowie Verfahren hierzu DC arc furnace for producing steel and method therefor |
| 04/13/2000 | CA2346770A1 Direct-current arc furnace comprising a centric charging shaft for producing steel and a method therefor |
| 04/12/2000 | EP0991784A1 Loading system for electric arc furnaces |
| 04/06/2000 | DE19900123A1 Processing apparatus of waste gas from smelter |
| 02/24/2000 | WO2000009962A1 Smelting unit with charge pre-heater |
| 02/15/2000 | US6024912 Novel preheating apparatus and method for preheating a ferrous scrap mixture prior to feeding the scrap into a metallurgical furnace |
| 02/09/2000 | CN1243941A Water cooling arm for pre-heater on top of furnace |
| 01/25/2000 | CA2126188C Method for continuously melting down scrap metal |
| 01/12/2000 | EP0971193A1 Water cooled finger |
| 01/12/2000 | EP0970339A1 Method to load scrap for electric arc furnace and relative system |
| 01/12/2000 | EP0970338A1 System to load pre-heated scrap by means of baskets for electric arc furnace |
| 01/12/2000 | EP0970255A1 Cooled basket for steel plants |
| 01/11/2000 | US6012918 Method and apparatus for producing cement clinker |
| 01/05/2000 | EP0969107A1 Process for producing molten pig iron or molten steel pre-products and hot briquetted iron |
| 01/05/2000 | EP0969106A1 Rotary hearth furnace and its operating method |
| 01/05/2000 | EP0671595B1 Electric arc fusion furnace with controlled oxygen blast |
| 01/05/2000 | DE19927447A1 Plant pretreating granular or lump material prior to smelting in electric furnace |
| 12/07/1999 | US5997801 Metal chip reclamation system |
| 11/30/1999 | US5992041 Raining bed heat exchanger and method of use |
| 11/24/1999 | EP0958481A1 Smelting installation with an electric-arc furnace |
| 11/17/1999 | CN1046554C Iron smelting process and apparatus by multiple zone smelting process |
| 11/04/1999 | WO1999041561A3 Charging device for low blast furnaces |
| 11/03/1999 | EP0820528B1 Iron smelting process and plant according to the multiple zone smelting process |
| 10/06/1999 | CN1231000A Metal reduction and melting process |
| 10/06/1999 | CN1045474C Process and apparatus for producing molten pig iron or molten steel preproducts, and sponge-iron hot pressing dough |
| 09/29/1999 | EP0944743A1 Batch preheater |
| 09/21/1999 | CA2122948C Preheating device |
| 09/08/1999 | CN1228154A Smelting installation with electric-arc furnace |
| 09/08/1999 | CN1228127A Furnace charge preheater |
| 08/26/1999 | WO1999042625A1 Device for preheating charging stock, comprising replaceable stack wall sections |
| 08/26/1999 | DE19807616A1 Beschickungseinrichtung für Niederschachtöfen Loading device for low shaft |
| 08/26/1999 | DE19807590A1 Charge preheater for melting furnaces |
| 08/25/1999 | EP0937957A2 Process and installation for the firing of powdery raw materialsoudre |
| 08/19/1999 | WO1999041561A2 Charging device for low blast furnaces |
| 08/19/1999 | CA2320184A1 Feeding device for low shaft furnaces |
| 07/28/1999 | CN1224064A Apparatus and process system for preheating of steel scrap for melting metallurgical furnaces with concurrent flow of scrap and heating gases |
| 07/27/1999 | CA2173531C Controlled process for the heat treating of delubed material |
| 07/06/1999 | US5919038 Method for the calcination of calcium carbonate bearing materials |
| 06/29/1999 | US5915959 Method and apparatus for preheating particulate material |
| 06/29/1999 | CA2157390C Charge preheater |
| 06/24/1999 | WO1999031450A2 Raining bed heat exchanger and methods of use |
| 06/24/1999 | CA2314146A1 Raining bed heat exchanger and methods of use |
| 06/17/1999 | WO1999029914A1 Feeding device for electrical shaft furnaces with an electrode-receiving central tube |
| 06/17/1999 | DE19755890A1 Beschickungseinrichtung für Schachtöfen Feeder for blast furnaces |
| 06/17/1999 | CA2312360A1 Feeding device for electrical shaft furnaces with an electrode-receiving central tube |
| 06/10/1999 | WO1999028513A1 Device and process system for preheating steel scrap |
| 05/12/1999 | EP0914474A1 Metal reduction and melting process |
| 05/05/1999 | CN1216102A Metal melting apparatus and method therefor |
| 04/27/1999 | US5898726 Preheater for arc furnaces |
| 04/20/1999 | CA2178763C Ingot preheater and transfer for magnesium melt system |
| 04/20/1999 | CA2178762C Electrically heated metal melt cell |
| 04/08/1999 | WO1999016914A1 Rotary hearth furnace and its operating method |
| 04/08/1999 | WO1999016728A1 Device for preheating charge materials |
| 03/30/1999 | US5889810 Apparatus for preheating and melting of scrap and process for the same |