| Patents for C21B 7 - Blast furnaces (8,339) |
|---|
| 10/20/2004 | CN2649600Y Hearth level detecting instrument for ironmaking blast furnace |
| 10/20/2004 | CN2649599Y Miniature cooler for blast furnace |
| 10/20/2004 | CN1538135A Cooling plate for wall of metallurgical vessel |
| 10/14/2004 | WO2004087588A1 Device and method for casting and drawing out molten iron-containing and mineral materials |
| 10/13/2004 | EP1466989A2 Cooling plate |
| 10/13/2004 | EP1466021A2 Cooling plate for a metallurgical furnace and method for manufacturing such a cooling plate |
| 10/13/2004 | EP1230402B1 Shaft furnace provided with cooling panels and process for producing same |
| 10/13/2004 | CN2647867Y Filling device for extra low blast furnace top without filling bell |
| 10/13/2004 | CN2647866Y Homogenizing pressure apparatus for air density case of blast furnace top without bell |
| 10/13/2004 | CN1537218A 冷却元件 Cooling element |
| 10/12/2004 | US6802887 Feeding gas which contains a condensable and/or evaporable component in the gaseous and/or liquid state entrained therein in which possible damage to the gas supply means is considerably reduced or prevented altogether. |
| 10/12/2004 | US6802268 Device for discharging dust from a dry dust collector of a blast furnace |
| 10/07/2004 | WO2004085341A1 Refractory composition and process for the repair of a hot refractory wall |
| 10/07/2004 | WO2004065640A3 Hopper-loading method and installation |
| 10/06/2004 | EP1153255B1 Pyrometallurgical reactor cooling element and its manufacture |
| 10/06/2004 | EP1034420B1 Device for removing slag samples |
| 10/06/2004 | CN1535320A Shaft furnace-use stave cooler |
| 10/05/2004 | US6800113 Equipment for distribution and feeding of charge and fuel in shaft furnaces of rectangular cross section |
| 09/29/2004 | EP1462429A1 Refractory composition and process for the repair of a hot refractory wall |
| 09/29/2004 | EP1187940B1 Feed device for a shaft furnace |
| 09/29/2004 | CN2644432Y Raw-mix feeding sluice |
| 09/28/2004 | US6799126 Nondestructive method for detecting structural anomalies in composites |
| 09/28/2004 | CA2063905C Connection system for a tuyere |
| 09/23/2004 | WO2004081238A1 Process for producing reduced matal and agglomerate with carbonaceous material incorporated therein |
| 09/22/2004 | EP1325157B8 Variable device for bulk material distribution with rotary chute having variable angle of inclination |
| 09/22/2004 | CN1167928C Bulk dispensing equipment with angle wariable rotary declined duct |
| 09/21/2004 | US6793874 Cooling system for a metallurgical furnace |
| 09/16/2004 | US20040179178 Processing apparatus for processing object in vessel |
| 09/15/2004 | CN2641055Y Furnace top chutedistributing gear of closed water cooling blast furnace |
| 09/15/2004 | CN2641054Y Drill rod for borer |
| 09/08/2004 | EP1453983A1 Charging device with rotary chute |
| 09/08/2004 | CN2639311Y Blast-furnace top chute distributing gear of electrohydraulic proportional control |
| 09/07/2004 | US6787098 Refractory lining for metallurgical vessel |
| 09/04/2004 | CA2420815A1 Method and apparatus for detecting slag |
| 09/01/2004 | CN1524967A Coal injection device for blast furnace ironmaking |
| 09/01/2004 | CN1164771C Bimetal cooling wall and its production method |
| 08/25/2004 | EP1153254B1 Pyrometallurgical reactor cooling element and its manufacture |
| 08/25/2004 | CN2635676Y Leakage detector for coolnig-equipment of blast furnace |
| 08/25/2004 | CN1523120A Waterless stemming for blast furnace |
| 08/19/2004 | WO2003102248A3 Tuyere cooling system |
| 08/19/2004 | US20040159988 Adjustable form |
| 08/19/2004 | DE10304799A1 Coating device for shaft furnace esp. blast furnace, has hopper filtering system joined to rotating pipe extending into inner cavity of furnace |
| 08/18/2004 | CN2633895Y Swinging flow groove smoke trapping hood for blast furnace |
| 08/18/2004 | CN2633894Y Overhead travelling crane coming type smoke collecting hood |
| 08/18/2004 | CN2633893Y Furnace bottom ceramic cushion structure for novel iron-making blast furnace |
| 08/18/2004 | CN2633408Y Oxygen enriching device by blast furnace film method |
| 08/18/2004 | CN1521278A Reciprocating blast furnace roof charge level shape detector |
| 08/18/2004 | CN1521277A High heat preservation easily replaceable blast furnace air intake apparatus |
| 08/12/2004 | WO2004052510A3 Method for recovering blast-furnace gas and use thereof for making cast iron |
| 08/11/2004 | EP1445334A1 Raw material charging method for bell-less blast furnace |
| 08/11/2004 | CN2632093Y 高炉铜冷却壁 BF copper stave |
| 08/11/2004 | CA2457621A1 Adjustable form |
| 08/05/2004 | WO2004065871A1 Arrangemnt and method for opening and closing the taphole of a smelting reactor |
| 08/05/2004 | WO2004065640A2 Hopper-loading method and installation |
| 08/05/2004 | CA2501987A1 Hopper-loading method and installation |
| 08/04/2004 | EP1443119A1 Cooling stave for shaft furnaces |
| 08/04/2004 | CN1518657A Cooling element for cooling metallurgical furnace |
| 08/04/2004 | CN1518635A Work recovery from process involving steam generation |
| 08/04/2004 | CN1517444A Blast furnace cooling wall composed of copper and iron-containing alloy |
| 08/04/2004 | CN1517285A Funnel charging method and device |
| 07/29/2004 | WO2004063397A1 Device for the controlled charging of a reactor vessel, use thereof, and method therefor |
| 07/28/2004 | CN2628534Y Blast furnace non-top bell top charging equipment |
| 07/28/2004 | CN2628533Y Non-top bell blast furnace top charging servo apparatus |
| 07/28/2004 | CN1516742A Device for loading shaft furnace |
| 07/21/2004 | CN1513622A Casting method of metal substrate cooling wall |
| 07/14/2004 | EP1436562A1 Melt launder |
| 07/14/2004 | EP1436561A1 Cooling plate comprising a reinforcement element |
| 07/14/2004 | CN1157331C Method and device for production of ammonia by low-temp rectification |
| 07/08/2004 | US20040129187 Cooling plate |
| 07/08/2004 | DE10358450A1 Production of metals from metal ores with a blast furnace enabling large grain materials such as artificial agglomerates to be processed relatively easily |
| 07/07/2004 | CN2624197Y Special-purpose thermocouple for blast furnace noumenon |
| 07/07/2004 | CN2623695Y Pressure losing prevention device for hydraulic seal airtight box of trough type distributing device |
| 07/07/2004 | CN2623694Y Compound energy-saving blast furnace tuyere |
| 07/01/2004 | DE202004007245U1 Refractory insert with internal channel for furnace tapping hole, includes refractory closure at one end and open hole at other, allowing burning lance introduction |
| 06/30/2004 | CN2622493Y High-temp. dust gas releasing valve for liquid alloy multi-ving connecting vessel |
| 06/30/2004 | CN2622195Y Iron tapping drilling-bit for blast furnace |
| 06/30/2004 | CN1508269A Dry-wet integrated blast-furnace gas dust-removing device |
| 06/30/2004 | CN1156149C Plug-in kiln video camera |
| 06/24/2004 | WO2004052510A2 Method for recovering blast-furnace gas and use thereof for making cast iron |
| 06/23/2004 | EP1029085A4 Probe scanning system and built-in burden material defining sensor |
| 06/23/2004 | CN2621184Y Sight device of blast-furnace tuyere |
| 06/17/2004 | WO2004050920A1 Reaction vessel operation control method, device, computer program, and computer-readable record medium |
| 06/16/2004 | CN2620697Y Copper cooling lining in blast furnace |
| 06/15/2004 | US6750776 Machines having drive member and method for diagnosing the same |
| 06/15/2004 | CA2245919C Method and immersion sensor to measure electrochemical activity |
| 06/10/2004 | WO2004038317A3 Metallurgical melting container |
| 06/10/2004 | US20040108637 Refractory lining for metallurgical vessel |
| 06/09/2004 | CN2619946Y Automatic position displaying and positioning device for distributing device open of blast furnace |
| 06/09/2004 | CN2619945Y Iron smelting coal jetting device for blast furnace |
| 06/02/2004 | CN1500888A Blast furnace surface-driven distributing device and sealing device |
| 06/02/2004 | CN1500763A Refractory repair material batch |
| 05/27/2004 | WO2004044510A1 Device for balancing overpressure or depression spaces |
| 05/27/2004 | US20040102306 Refractory repair material batch |
| 05/27/2004 | US20040100002 Reducing precipitation; injecting inert gas to cause turbulence |
| 05/27/2004 | DE10253712A1 Feuerfester Reparaturmassenversatz Refractory repair mass displacement |
| 05/26/2004 | EP0963448B1 Method and device for measuring gas transfer time inside an enclosed space, particularly in a shaft furnace |
| 05/26/2004 | CN2617774Y Blast furnace hot metal and liquid dregs vertical oscillating guiedvane |
| 05/26/2004 | CN2617773Y Blast furnace roof rotary drum supporting mechanism |
| 05/26/2004 | CN1151281C Method for in-situ measuring charge of blast furnace |
| 05/21/2004 | WO2004042105A1 Method for preparing a coating for metallurgical furnace cooling element |