| Patents for C21B 7 - Blast furnaces (8,339) |
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| 09/27/2000 | CN2398290Y Composite internal liner structure of blast furnace crucibe |
| 09/26/2000 | US6123894 Permanent lining is arranged inside an elongate trough-like steel casing, and parallel ducts through which a gaseous cooling medium is passed run through this permanent lining divided along the circumference and in the vicinity of walls |
| 09/26/2000 | CA2180544C Blast furnace operating method |
| 09/21/2000 | DE10009193A1 Abstichrinne für einen Schachtofen Runner for a shaft furnace |
| 09/20/2000 | EP1036848A1 Runner for a shaft furnace |
| 09/20/2000 | CN2397124Y Fume-removing purifying device for blast furnace |
| 09/14/2000 | WO2000053986A1 A method for the manufacture of a melt launder and a launder manufactured by this method |
| 09/14/2000 | DE19911168A1 Verfahren und Anordnung zur Behandlung von chloridhaltigem Staub Method and apparatus for treatment of chloride-containing dust |
| 09/13/2000 | EP1035224A1 Process and installation for treating chloride containing dust from sinter band exhaust in connection with blast furnace top gas treatment |
| 09/13/2000 | EP1034420A1 Device for removing slag samples |
| 09/13/2000 | EP1034310A1 Method for cooling a shaft furnace loading device |
| 09/13/2000 | CN2396059Y Precise casted integrated drill for blast furnace |
| 09/08/2000 | WO2000052213A1 Compact blast furnace installation |
| 09/08/2000 | CA2363107A1 Compact blast furnace installation |
| 09/06/2000 | EP1032713A1 Method and apparatus for installation of refractory material into a metallurgical vessel |
| 09/06/2000 | CN1265375A Use of low-temp. rectification in production of ammonia |
| 08/31/2000 | WO2000050831A1 Stave cooler |
| 08/31/2000 | DE19908709A1 Kompakte Hochofenanlage Compact blast furnace |
| 08/30/2000 | EP1031534A1 Use of cryogenic rectification for the production of ammonia |
| 08/30/2000 | EP0904414B1 Refractory material |
| 08/25/2000 | CA2299224A1 Use of cryogenic rectification for the production of ammonia |
| 08/23/2000 | EP1029931A1 Method of operating blast furnace |
| 08/23/2000 | EP1029085A1 Probe scanning system and built-in burden material defining sensor |
| 08/23/2000 | CN2392784Y Multi-hole coal-spraying gun for blast furnace |
| 08/23/2000 | CN2392783Y Slag-flushing nozzle for blast furnace |
| 08/16/2000 | EP1028301A1 Exhaust gases treatment process in the iron and steel industry |
| 08/16/2000 | CN2391892Y Tuyeres of blast furnace |
| 08/16/2000 | CN1263562A Rotating mechanism with arm |
| 08/10/2000 | WO2000046410A1 Blow form for shaft furnaces, especially blast furnaces or hot-blast cupola furnaces |
| 08/10/2000 | DE19963259A1 Blasform für Schachtöfen, insbesondere Hochöfen oder Heißwindkupolöfen Blow mold for shaft furnaces, particularly blast furnaces or hot blast |
| 08/09/2000 | CN2390891Y Cooling wall for blast furnace steel-casting |
| 08/02/2000 | CN1261922A Refractory wall structure |
| 07/26/2000 | CN2389159Y Blast furnace composite layer tuyere |
| 07/18/2000 | US6090342 Stave for metallurgical furnace |
| 07/18/2000 | US6090340 Runner for a hot melt, runner system and method for conveying a hot melt |
| 07/18/2000 | US6090181 Blast furnace operating method |
| 07/18/2000 | US6089858 Device for protecting the injection tip of a burner and heating device comprising it |
| 07/13/2000 | WO2000040763A1 Dust extraction installation for blast furnace gas |
| 07/13/2000 | WO2000040762A1 Bell and hopper for shaft furnaces |
| 07/13/2000 | CA2358068A1 Bell and hopper for shaft furnaces |
| 07/12/2000 | CN1260008A Slewing mechanism with an arm |
| 07/12/2000 | CN1259579A Free cooling equipment suitable for use on blast furnace body |
| 07/11/2000 | US6086816 Tap hole drilling machine for blast furnace, drill bit for use in tap hole drilling machine, and tap hole drilling method |
| 07/06/2000 | DE4317383C2 Ungeformtes feuerfestes Gießmaterial Unshaped refractory casting |
| 07/06/2000 | DE19911637A1 Gichtverschluß für Schachtöfen Throat closing for blast furnaces |
| 07/05/2000 | CN1054162C Full automatic fuzzy control dust-removing system for blast furnace |
| 07/04/2000 | US6083453 Tundish having fume collection provisions |
| 06/29/2000 | WO2000037871A1 Pyrometallurgical reactor cooling element and its manufacture |
| 06/29/2000 | WO2000037870A1 Pyrometallurgical reactor cooling element and its manufacture |
| 06/28/2000 | CN2384949Y Blast furnace top distributing chute without bell |
| 06/27/2000 | US6080223 Flame detection monitoring system for detecting blockages in blast furnace injection paths |
| 06/22/2000 | WO2000036154A1 Cooling panel for a furnace for producing iron or steel |
| 06/21/2000 | CN2383844Y Pulse bag-type duster for gas from blast furnace |
| 06/21/2000 | CN1257134A Anti-impringement protective layer for tuyere of blast furnace and making method thereof |
| 06/15/2000 | WO2000034530A2 Cooling panels for blast furnaces |
| 06/13/2000 | US6074598 Method and apparatus for slag separation sensing |
| 06/07/2000 | EP0748392B1 Method for melting fine particles containing carbon |
| 06/02/2000 | WO2000005421A8 Blast furnace with narrowed top section and method of using |
| 05/31/2000 | CN2380575Y Cover-moving machine |
| 05/24/2000 | CN1253903A Material distributing equipment with rotary chute capable of changing oblique angle |
| 05/24/2000 | CN1052758C Blast furnace operating consulting system |
| 05/23/2000 | CA2183784C Apparatus for melting fine particles containing carbon and method for melting such fine particles using the apparatus |
| 05/17/2000 | EP1001039A1 Rotating chute for distributing loose material with adjustable angle |
| 05/17/2000 | CN2378398Y Gas ignitor for blast furnace |
| 05/11/2000 | WO2000026419A1 Cooling plate and cooling system for the vertical wall of an oven |
| 05/10/2000 | CN1252454A Method for using low temperature rectification combinea blast furnace and direct reduction reactor |
| 05/09/2000 | US6059028 Continuously operating liquid-cooled panel |
| 05/03/2000 | EP0997693A2 Method for integrating a blast furnace and a direct reduction reactor using cryogenic rectification |
| 05/03/2000 | EP0996748A1 Pivoting device with arm and control rod |
| 05/03/2000 | EP0996747A1 Refractory wall structure |
| 05/03/2000 | CN1051976C Vortex distributor for high concentration mixture of powder and gas |
| 05/02/2000 | US6056914 Apparatus for charging a shaft-type cupola furnace |
| 04/26/2000 | EP0994971A1 Rotating mechanism with arm |
| 04/26/2000 | CN2375640Y Adjustable concentrated phase coal powder injection mixer for blast furnace |
| 04/20/2000 | WO2000005421A9 Blast furnace with narrowed top section and method of using |
| 04/19/2000 | CN1051577C Cooling plate for shaft furnace |
| 04/13/2000 | WO2000020647A1 Device for dispensing bulk materials |
| 04/13/2000 | WO2000020646A1 Device for dispensing bulk materials |
| 04/12/2000 | CN2373455Y Compound oscillating channel |
| 04/12/2000 | CN2373454Y Combined main channel slag pushing-off plate |
| 04/12/2000 | CN1250148A Bulk dispensing equipment |
| 04/12/2000 | CN1250104A Bulk dispensing apparatus |
| 04/06/2000 | DE19900123A1 Processing apparatus of waste gas from smelter |
| 04/05/2000 | CN2372323Y Blast furnace body with composite structure |
| 04/04/2000 | US6045602 Method for integrating a blast furnace and a direct reduction reactor using cryogenic rectification |
| 03/29/2000 | EP0988403A1 Slewing mechanism with an arm |
| 03/28/2000 | CA2009766C Method for the pneumatic injection of metered quantities of powdered substances into a chamber at a variable pressure |
| 03/22/2000 | CN2370013Y Distributing chute for blast furnace |
| 03/22/2000 | CN2370012Y Jet water cool luyere stock |
| 03/22/2000 | CN2370011Y Discharging valve for blast furnace gas |
| 03/22/2000 | CN2370010Y Lift beam for slide axle lining heating furnace |
| 03/08/2000 | EP0767765B1 SiC MOULDED BODY |
| 03/08/2000 | CN2367619Y Blast tuyere small-sleeve of fine ceramic double-chamber reverse-flow type |
| 03/07/2000 | CA2150881C Coolable lining for a high-temperature gasification reactor |
| 03/01/2000 | CN1049923C Device for sealing lance into aperture through which lance can be introduced into pressurized vessel |
| 03/01/2000 | CN1049922C Method for additionally providing water cooling of bottom of blast furnace |
| 02/29/2000 | US6030430 Blast furnace with narrowed top section and method of using |
| 02/24/2000 | WO2000009763A1 Pulverized coal injecting apparatus |
| 02/23/2000 | EP0965026A4 Continuously operating liquid-cooled panel |
| 02/16/2000 | CN2364052Y Spray gun with protective cover |