| Patents for C21B 7 - Blast furnaces (8,339) |
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| 01/30/2013 | CN102899431A Method for quantitatively recovering abnormal furnace condition of blast furnace |
| 01/30/2013 | CN102899430A Multipoint stereoscopic ignition device and method for blast furnace blow-in and blast furnace containing the device |
| 01/30/2013 | CN102899428A Low boiling point working fluid circulation system for recovering blast furnace slag heat |
| 01/24/2013 | WO2013011662A1 Blast furnace operating method |
| 01/24/2013 | WO2013011661A1 Blast furnace operating method |
| 01/24/2013 | WO2013010725A1 Melting reduction assembly and method for operating a melting reduction assembly |
| 01/24/2013 | WO2012136796A3 Heat exchange elements for use in pyrometallurgical process vessels |
| 01/24/2013 | US20130020745 Automatic continuous feeding device of metallurgical furnace |
| 01/24/2013 | DE112010005234T5 Energierückgewinnung aus Gasen in einer Hochofenanlage Energy recovery from gases in a blast furnace |
| 01/24/2013 | CA2842269A1 Melting reduction assembly and method for operating a melting reduction assembly |
| 01/23/2013 | EP2547975A1 Hot blast control valve for a metallurgical installation |
| 01/23/2013 | CN202688355U Blast-furnace tuyere state observing device |
| 01/23/2013 | CN202688354U Wireless blast furnace shell temperature measuring device |
| 01/23/2013 | CN202688353U On-line measuring device for temperature difference of cooling water of wireless blast furnace |
| 01/23/2013 | CN202688352U Circular seam cone device for blast furnace top pressure adjustment |
| 01/23/2013 | CN202688351U Trolley device for reversely blowing pulverized coal |
| 01/23/2013 | CN202688350U Iron notch channel brick protecting device |
| 01/23/2013 | CN202688349U Hydraulic system for vibration beating device of blast furnace opening machine |
| 01/23/2013 | CN202688348U Gun head of blast furnace clay gun |
| 01/23/2013 | CN202688347U Cooling wall of blast furnace |
| 01/23/2013 | CN202688346U Outer connecting structure of copper cooling wall of blast furnace |
| 01/23/2013 | CN202688345U Novel tuyere zone cooling wall |
| 01/23/2013 | CN202688344U Novel blast furnace cooling wall structure |
| 01/23/2013 | CN202688343U Novel blast furnace lining structure |
| 01/23/2013 | CN202688342U Hearth sealing device |
| 01/23/2013 | CN202688341U Blast furnace bustle pipe fixing device |
| 01/23/2013 | CN202688340U Blast furnace coal injection mixer |
| 01/23/2013 | CN202688339U Pulverized coal distributor for blast furnace coal injection |
| 01/23/2013 | CN202688338U Pulverized-coal fluidization device for coal injection of blast furnace |
| 01/23/2013 | CN202688336U Slag sluice inlaid with wear-resistant block at bottom |
| 01/23/2013 | CN202684675U Grinding device of sleeve cave in blast furnace tuyere |
| 01/23/2013 | CN102888478A Multi-runner blast furnace tuyere |
| 01/23/2013 | CN102888477A Top even pressure gas recovery device and technology for blast furnace and technology |
| 01/23/2013 | CN102888475A Full-oxygen humidifying and blasting device and technology for blast furnace |
| 01/23/2013 | CN101568648B Method and apparatus for treating return ores using plasma |
| 01/16/2013 | EP2546366A1 Shaft furnace and method for operating same |
| 01/16/2013 | CN202674516U Heating device for blast furnace pressure discharging valve |
| 01/16/2013 | CN202671560U Cross-shaped temperature measurement support device of furnace top of blast furnace |
| 01/16/2013 | CN202671559U Double-layer protective cover for thermocouple of blast furnace |
| 01/16/2013 | CN202671558U Ash discharging device with plurality of ash discharging ball valves |
| 01/16/2013 | CN202671557U Furnace top material distributor of blast furnace material-loading system |
| 01/16/2013 | CN202671556U Blast-furnace tuyere sleeve with high abrasion performance |
| 01/16/2013 | CN202671555U Slag retaining wall of slag discharge runner |
| 01/16/2013 | CN202671554U Mud-making oil cylinder sealing structure of blast furnace gun |
| 01/16/2013 | CN202671553U Heterogeneous substance embedded type composite hearth liner |
| 01/16/2013 | CN202667197U Cleaning recovery device for pulverized coal filter |
| 01/16/2013 | CN102876826A Composite sealing device for mechanical gage rod rolling tube box body for blast furnace |
| 01/16/2013 | CN102876825A Method for determining position of erosion line of hearth of blast furnace |
| 01/16/2013 | CN102876821A Water supply method for blast-furnace slag water treatment and water supply systems |
| 01/16/2013 | CN101812561B Blast furnace cooling wall leakage detecting method |
| 01/16/2013 | CN101748226B Method for pouring blast furnace iron runner |
| 01/15/2013 | US8354056 Refractory component with locking surface and method of forming the same |
| 01/11/2013 | CA2790816A1 Composite refractory for an inner lining of a blast furnace |
| 01/09/2013 | EP2542848A1 Hot-air tuyere stock for a shaft furnace, in particular a blast furnace |
| 01/09/2013 | CN202658176U Angle gauge for measuring turning angle of blast furnace skip car |
| 01/09/2013 | CN202658175U Temperature detection device at inlet of blast furnace pulverized coal collector |
| 01/09/2013 | CN202658174U Crusher for dead zone of blast furnace |
| 01/09/2013 | CN102864263A Novel mechanical scanning radar device for measuring shape of shaft furnace charge level |
| 01/09/2013 | CN102864262A Pressure-equalizing gas recovery device having U-shaped water seal and using blast furnace backwater |
| 01/09/2013 | CN102864261A Shaft furnace cloth chute and manufacture method thereof |
| 01/09/2013 | CN102864260A Pressure-equalizing bleeding device for ejecting furnace-top tank gas by high pressure gas |
| 01/09/2013 | CN102864259A U-shaped water seal pressure equalizing coal gas recovering method using blast furnace backwater |
| 01/09/2013 | CN102864257A Pressure-equalizing and bleeding method for injecting furnace roof tank coal gas by using high-pressure gas |
| 01/09/2013 | CN102433408B Safety shutoff value device for on-line interception of high-temperature fused slag |
| 01/09/2013 | CN102268497B Safety control method for TRT (Blast Furnace Top Gas Recovery Turbine Unit) fixed blade servo control system |
| 01/08/2013 | US8349759 Metal-carbon compositions |
| 01/08/2013 | US8349247 Controlled cooling apparatus and cooling method of steel plate |
| 01/08/2013 | DE202012011622U1 Ausdehnungsverbindung für eine Fluidleitung Expansion joint for a fluid line |
| 01/02/2013 | CN202643722U Blast furnace gas all-dry dedusting diffusion system |
| 01/02/2013 | CN202643721U Air intake air flow distribution device of blast-furnace gas dry-method dust remover |
| 01/02/2013 | CN202643720U Blast furnace slag ditch cleaning device |
| 01/02/2013 | CN202643719U Oxygen enrichment smelting pool mud gun closure machine |
| 01/02/2013 | CN202643718U Detachable and adjustable blast furnace cooling wall mounting bracket |
| 01/02/2013 | CN202643717U Alignment device of assembly positioning tooling for furnace mantles of blast furnace |
| 01/02/2013 | CN202643716U Blast furnace part flow device |
| 01/02/2013 | CN202643712U Molten slag distributing and taking device of turntable-type blast furnace |
| 01/02/2013 | CN102859005A Device for distributing bulk material with a distribution spout supported by a cardan suspension |
| 01/02/2013 | CN102851424A Online cooling water temperature difference measuring system for wireless blast furnace |
| 01/02/2013 | CN102851423A Blast furnace tuyere lining high-temperature wear-resistant material and bonding method thereof with pure copper substrate |
| 01/02/2013 | CN102851422A Blast furnace tuyere combination firebrick repairing method |
| 01/02/2013 | CN102851421A Method for installing blast furnace single-tube downcomer |
| 01/02/2013 | CN102268496B Method and device for intensifying combustion of injected pulverized coal in tuyere of blast furnace |
| 01/02/2013 | CN102212632B Air-cooled blast-furnace tuyere and air supply system thereof |
| 01/02/2013 | CN101939626B Method and arrangement for measuring at least one physical magnitude, such as temperature, flow or pressure of the cooling fluid flowing in an individual cooling element cycle of a cooling element in a metallurgical furnace |
| 01/02/2013 | CN101772582B Lance for injecting solid material into a vessel |
| 01/01/2013 | US8343418 Tap hole plug gun |
| 12/27/2012 | WO2012175911A1 Metal transfer device |
| 12/27/2012 | WO2012175335A1 Distribution chute for a charging device |
| 12/27/2012 | WO2010136620A3 Two-layer outlet nozzle for burners, which heats heat-transfer fluids intended for other subsequent uses |
| 12/27/2012 | DE102011051255A1 Materialführungs- oder Aufnahmevorrichtungen für eine Beschickung eines Hochofens mit Material Material feeding or recording devices for a feed of the blast furnace with material |
| 12/27/2012 | CA2829284A1 Metal transfer device |
| 12/26/2012 | EP2537944A2 Material guidance or holder device for loading a blast furnace with material |
| 12/26/2012 | EP2536856A1 Protection shield for charging system |
| 12/26/2012 | CN202630692U Furnace charge distribution device and metallurgical reactor |
| 12/26/2012 | CN202626224U Charge level detection and control device based on moment detection |
| 12/26/2012 | CN202626223U Cleaning device of blast furnace top pressure pressure-tapping pipeline |
| 12/26/2012 | CN202626222U Improved cross temperature measurement device for blast furnace |
| 12/26/2012 | CN202626221U Improved venturi tube throat dust-settling device |
| 12/26/2012 | CN202626220U Blast-furnace tuyere hydraulic disassembly and assembly machine |
| 12/26/2012 | CN202626219U Locating drill bit for blast furnace taphole |