| Patents for C21B 7 - Blast furnaces (8,339) |
|---|
| 05/19/2004 | EP1420003A1 Repair refractory composition |
| 05/19/2004 | DE10249333A1 Metallurgisches Schmelzgefäß Metallurgical melting vessel |
| 05/19/2004 | CN1498277A 冷却板 Cooling plate |
| 05/12/2004 | CN2615144Y Fixed receiving cone lining plate for iron smelting furnace |
| 05/12/2004 | CN2615143Y Non-bell top gas-tight box pressure-equalizer for blast furnace |
| 05/06/2004 | WO2004038317A2 Metallurgical melting container |
| 05/06/2004 | EP1178274B1 Stave cooler |
| 05/06/2004 | DE4430265B4 Verteilerschurre zum Einbau in einen Ofen Distribution chute for installation in an oven |
| 04/29/2004 | DE202004000690U1 grinding-out and fitting tool for a changing gas scavenging cone is composed of receiving part and grinding part fitted with hard metal chips, diamond chips or similar |
| 04/28/2004 | CN2613487Y Blast furnace gas diffusion device |
| 04/27/2004 | US6726875 Combined installation for the treatment of steel work gases |
| 04/22/2004 | WO2004015349A3 Furnace, method and monitoring system for monitoring its condition |
| 04/14/2004 | EP1322791B1 Method for cooling a blast furnace with cooling plates |
| 04/14/2004 | CN2611386Y Alloyed cooling wall of water pipe |
| 04/14/2004 | CN2611385Y Copper cooling wall of water paper |
| 04/14/2004 | CN2611384Y Copper inlaid water cooling wall of furnace |
| 04/14/2004 | CN1145705C Tube-buried casting cooling wall |
| 04/08/2004 | DE19752743C5 Schlackenprobennehmer Slag sampler |
| 04/08/2004 | DE10244924A1 Anschlussleitung für ein Kühlelement für einen Schachtofen Connection line for a cooling element for a shaft furnace |
| 04/07/2004 | EP1325157B1 Variable device for bulk material distribution with rotary chute having variable angle of inclination |
| 04/07/2004 | EP1032713A4 Method and apparatus for installation of refractory material into a metallurgical vessel |
| 04/07/2004 | CN2609936Y Up. down sealing valve |
| 04/07/2004 | CN2609935Y Material adjustable valve |
| 04/07/2004 | CN2609934Y Blast furnace gas diffusion valve |
| 04/07/2004 | CN1487098A Blast furnace cooling board |
| 04/07/2004 | CN1144882C Blast method and equipment for metallurgical shaft furnace |
| 04/06/2004 | CA2287646C Method for integrating a blast furnace and a direct reduction reactor using cryogenic rectification |
| 04/01/2004 | WO2004027097A1 Raw material charging method for bell-less blast furnace |
| 03/31/2004 | EP1403603A1 Connecting element for cooling element of a shaft furnace |
| 03/31/2004 | EP1330554B1 Throat armour for a blast furnace |
| 03/31/2004 | CN2608514Y Fully enclosed blast furnace mixed air electric couple |
| 03/31/2004 | CN2608513Y Blast furnace cooler breakage detecting device |
| 03/31/2004 | CN1485446A Thermal state method for restoring branch pipe orifice of blast furnace bustle pipe |
| 03/31/2004 | CN1143898C High corrosion-resistant porous baked carbon brick for lining of blast furnace |
| 03/24/2004 | EP1399597A1 Device for loading a shaft furnace |
| 03/24/2004 | CN2607376Y Reciprocating detector for material in top of blast furnace |
| 03/24/2004 | CN2607375Y High-heat insulation easy-to-replaceable air inlet device for blast furnace |
| 03/18/2004 | US20040051218 Cooling element |
| 03/11/2004 | US20040046292 Cooling element for shaft furnaces |
| 03/10/2004 | CN2606114Y Tubular copper cooler of blast furnace |
| 03/04/2004 | WO2004018713A1 Cooling plate for metallurgic furnaces |
| 03/04/2004 | CA2495552A1 Cooling plate for metallurgical furnaces |
| 03/03/2004 | CN1479791A Cooling system for metallurgical smelting furnace |
| 03/02/2004 | US6698532 Piercing apparatus |
| 02/26/2004 | US20040035510 High-quality copper plate having increased cooling effect and high efficiency |
| 02/25/2004 | EP1391521A1 Cooling plate for metallurgical furnace |
| 02/19/2004 | WO2004015349A2 Furnace, method and monitoring system for monitoring its condition |
| 02/19/2004 | DE10234520A1 Vorrichtung zur Bandbegichtung eines Hochofens Apparatus for Bandbegichtung a blast furnace |
| 02/17/2004 | CA2296516C Method for monitoring the wear and extending the life of blast furnace refractory lining |
| 02/10/2004 | CA2283586C Continuously operating liquid-cooled panel |
| 02/05/2004 | WO2004011866A1 Cooling element |
| 02/04/2004 | EP1387137A2 Apparatus for charging of a blast furnace via conveyor belt |
| 02/04/2004 | EP1218549B1 Metallurfical furnace having copper cooling plates |
| 02/04/2004 | CN1472345A Assembled blowing mouth and its production |
| 02/03/2004 | US6685878 Throat closing device for shaft furnaces, especially blast furnaces having a material feeding hopper |
| 02/03/2004 | US6685876 Method for automatically controlling hydraulic opener |
| 02/03/2004 | CA2110375C Combined machine for opening and plugging a taphole in a shaft furnace |
| 01/28/2004 | EP1383932A1 Cooling element for cooling the walls of shaft furnaces |
| 01/21/2004 | EP1381817A1 Cooling element for cooling a metallurgical furnace |
| 01/21/2004 | EP1381699A1 Cooling plate |
| 01/14/2004 | CN1468318A Cooling piece for shaft furnace |
| 01/08/2004 | DE10148112B4 Probennehmer für Schmelzen Samplers for melting |
| 01/07/2004 | CN2597481Y Opening inserted drilling bit for tapping hole of iron smelting blast furnace |
| 01/07/2004 | CN2597480Y Cu and alloy containing Fe combined cooling wall for blast furnace |
| 01/07/2004 | CN1465548A Rafractory for molten iron discharge channel of blast furnace |
| 01/06/2004 | US6673306 Refractory lining for metallurgical vessel |
| 01/02/2004 | EP1373579A1 Cooling plate |
| 12/31/2003 | WO2004002136A1 Plug-in kiln video camera and image processing system |
| 12/31/2003 | WO2003060168A3 Cooling plate for a metallurgical furnace and method for manufacturing such a cooling plate |
| 12/31/2003 | CN2595817Y Compact charge level depth detector for furnace |
| 12/31/2003 | CN2595816Y Support ring guide mechanism for blast furnace top chute distributing device |
| 12/31/2003 | CN2595815Y Blast furnace external driving distributing device |
| 12/31/2003 | CN2595814Y Copper water cooling wall suspending rail fixer |
| 12/31/2003 | CN1132943C Material distributing equipment with rotary chute capable of changing oblique angle |
| 12/24/2003 | CN2594273Y Double tank charger on top of furnace |
| 12/24/2003 | CN1462841A Spiral flute type uncontacted air sealing arrangement for machines applied to rotating shaft of blast furnace gas blower fans |
| 12/17/2003 | EP1371890A1 Pipeline system for the injection of fuels into blast furnaces or the like |
| 12/17/2003 | EP1060272B1 Pulverized coal injecting apparatus |
| 12/11/2003 | WO2003102248A2 Tuyere cooling system |
| 12/09/2003 | US6660222 Cooling plate for a shaft furnace |
| 12/03/2003 | EP1183396B1 Stave for cool shaft kilns |
| 12/03/2003 | CN2589484Y Blast furnace tuyere combustion status monitoring device |
| 12/02/2003 | US6656414 Device for continuously measuring the temperature in pelletizing furnaces |
| 11/19/2003 | CN2586700Y Blast furnace tuyere monitoring arrangement |
| 11/19/2003 | CN1456687A High conductive copper-steel composite cast cooling wall of blast furnace |
| 11/19/2003 | CN1128230C Technology for smelting iron in blast furnace by two-segment blowing of powdered coal |
| 11/12/2003 | CN2586147Y On-line temp monitoring controller of water cooling wall of blast furnace |
| 11/12/2003 | CN2585867Y Back-up unit for blast furnace capital repair |
| 11/05/2003 | CN2584611Y Non-bell blast furnace chute lining board |
| 11/05/2003 | CN2584610Y Blast furnace cooling wall |
| 11/04/2003 | US6641777 Method for the manufacture of a composite cooling element for the melt zone of a metallurgical reactor and a composite cooling element manufactured by said method |
| 11/04/2003 | CA2156823C Method and system for removing and/or causing recycling of materials |
| 10/29/2003 | CN1451936A Method for surface strengthening tuyere and slag hole for metallurgical furnace |
| 10/28/2003 | US6638473 Cooling device for blast furnace bottom wall bricks |
| 10/22/2003 | CN2581459Y Sealer for airtight box of chute stock distributing device |
| 10/22/2003 | CN2581458Y Stop valve for bell-free top charging equipment of blast furnace |
| 10/22/2003 | CN2581457Y Non metal cooling wall |
| 10/22/2003 | CN1451052A Variable device for bulk material distribution with rotary chute having variable angle of inclination |
| 10/22/2003 | CN1125186C Porous self baked carbon brick for lining of ironmaking furnace |
| 10/21/2003 | CA2078146C Process for producing metals and metal alloys in a smelt reduction vessel |