| Patents for C21B 7 - Blast furnaces (8,339) |
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| 02/24/2010 | CN101654718A Method for processing cast copper cooling wall of blast furnace |
| 02/18/2010 | DE102008036798A1 Verfahren und Vorrichtung zur Regelung der Strömungsgeschwindigkeit und zum Abbremsen von Schmelzeströmen durch Magnetfelder, insbesondere beim Abstich von metallurgischen Behältern wie Hochöfen und Schmelzöfen Method and device for regulating the flow rate and for braking of the melt streams through magnetic fields, especially when tapping of metallurgical vessels such as blast furnaces and smelters |
| 02/17/2010 | CN201406441Y Blast furnace second coal powder spraying and blowing flow capacity checking device |
| 02/17/2010 | CN201406440Y Blast furnace gas dry method dedusting heat pipe temperature rise and reduction device |
| 02/17/2010 | CN201406439Y Blast furnace fume gas shunting collecting and parallel dedusting device |
| 02/17/2010 | CN201406438Y Blast furnace taphole roaster |
| 02/17/2010 | CN201406437Y Blast furnace slag hole sheath protection device |
| 02/17/2010 | CN201406436Y Mounting structure of blast furnace top flange |
| 02/17/2010 | CN101649365A Grouting method for blast furnace |
| 02/11/2010 | WO2010015721A1 Lower sealing valve assembly for a shaft furnace charging installation and valve actuation mechanism therefore |
| 02/11/2010 | WO2010015687A1 Tapping channel for draining iron and metal melts and liquid slags from metallurgical containers such as blast furnaces and melt furnaces |
| 02/11/2010 | WO2010015684A1 Method and devices for regulating the flow rate and for slowing down melt streams through magnetic fields in the tapping of metallurgical containers such as blast furnaces and melt furnaces |
| 02/11/2010 | WO2010015682A2 Method and melt channels for interrupting and restoring the melt stream of iron and metal melts in tap hole channels of blast furnaces and drainage channels of melt furnaces |
| 02/11/2010 | WO2010015679A1 Method and devices for regulating the flow rate and for slowing down non-ferromagnetic, electrically-conducting liquids and melts |
| 02/11/2010 | WO2010015566A1 A charging installation for a shaft furnace and lower sealing valve assembly therefore |
| 02/11/2010 | WO2010015230A1 Electromagnetic stopper |
| 02/11/2010 | US20100031771 Method for reducing oxidic slags and dusts and inductively heatable furnance for carrying out this method |
| 02/11/2010 | DE102008036791A1 Verfahren und Schmelzekanäle zur Unterbrechung und Wiederherstellung des Schmelzestroms von Eisen- und Metallschmelzen, insbesondere in Stichlochkanälen von Hochöfen und Abflusskanälen von Schmelzöfen Process and melt channels for interruption and restoration of the melt stream of iron and metal melts, especially in the needle hole channels of blast furnaces and outflow channels of furnaces |
| 02/11/2010 | DE102008036790A1 Abstichkanal zur Ableitung von Eisen- und Metallschmelzen sowie flüssige Schlacke aus metallurgischen Behältern, insbesondere Hochöfen und Schmelzöfen Tapping channel for the disposal of iron and metal melts and liquid slag from metallurgical vessels, in particular blast furnaces and furnaces |
| 02/10/2010 | CN201400692Y Special equipment carbon gel pump for blast furnace maintenance |
| 02/10/2010 | CN201400691Y Blast furnace taphole drilling machine wind pressure transmission distributor |
| 02/10/2010 | CN101643804A Dead steam recovery system for steelmaking blast furnace |
| 02/10/2010 | CN100588720C Gas totally-drying purifying dust-collecting process of blast-furnace |
| 02/04/2010 | WO2010013793A1 Method for constructing and repairing body of blast furnace |
| 02/04/2010 | US20100028116 Rotary batch distributor |
| 02/04/2010 | US20100028106 Rotary charging device for a shaft furnace |
| 02/04/2010 | US20100024600 Method and device for producing stainless steel without using a supply of electrical energy, based on pig-iron that has been pre-treated in a ddd installation |
| 02/03/2010 | EP2149541A1 Baking repairing material |
| 02/03/2010 | CN201395608Y Blast furnace tuyere monitoring device |
| 02/03/2010 | CN201395607Y Protective device for poking draught of blast furnace |
| 02/03/2010 | CN201395606Y Tapping machine for cooling by water and air |
| 02/03/2010 | CN201395605Y Blast furnace bayonet type gun cap |
| 02/03/2010 | CN201395604Y Gun head of blast furnace tapping-hole clay gun |
| 02/03/2010 | CN201395603Y Pressing plate used at cracking position of blast furnace shell |
| 02/03/2010 | CN101638699A Repair method of bores of blast furnace tuyere small sleeve |
| 01/28/2010 | US20100019421 Mud gun cap |
| 01/27/2010 | CN201390759Y Iron making blast furnace wear-resistant furnace- roof bell |
| 01/27/2010 | CN201390758Y Sealing ring used for furnace top manhole of iron making blast furnace |
| 01/27/2010 | CN101636509A Method of removing residual pig iron from blast furnace |
| 01/27/2010 | CN101633968A Water leak-proof method of damaged cooling wall of blast furnace |
| 01/21/2010 | WO2010006977A1 Apparatus for insertion and extraction of fuel injection lances into and out of the tuyere stock of a blast furnace |
| 01/21/2010 | US20100011909 Method and device for producing pig-iron based stainless steel without using a supply of electrical energy |
| 01/21/2010 | CA2729523A1 Apparatus for insertion and extraction of fuel injection lances into and out of the tuyere stock of a blast furnace |
| 01/20/2010 | CN201386108Y Fluidization device for pulverized coal injection of iron-making blast furnace |
| 01/20/2010 | CN201386107Y Inner lining structure for furnace body of blast furnace |
| 01/20/2010 | CN101629221A Blast furnace tuyere combining forging with casting and combining copper with steel |
| 01/20/2010 | CN100582247C Self-cleaning high-performance water-cooler device of blast furnace body |
| 01/13/2010 | EP2142676A1 Method for constructing a support ring in a curved wall |
| 01/13/2010 | CN201381332Y Pulverized-coal filtering and cleaning device |
| 01/13/2010 | CN201381331Y Replaceable compound skimmer for iron storing main runner ditch |
| 01/13/2010 | CN201381330Y Working lining of hot-metal swinging stem bar |
| 01/13/2010 | CN201381329Y Blast furnace copper cooling stave |
| 01/13/2010 | CN100580096C Blast furnace atomization tapping technology |
| 01/13/2010 | CN100580095C Blast furnace banking method |
| 01/13/2010 | CN100580094C Very long distance concentrated phase conveying process for coal fines |
| 01/07/2010 | WO2010000940A1 Method for manufacturing a cooling element and a cooling element |
| 01/07/2010 | WO2010000939A1 Method for manufacturing a cooling element and a cooling element |
| 01/07/2010 | US20100001443 Pulverized coal injection lance |
| 01/06/2010 | CN201377808Y Sealing device for replacing spraying-gun online |
| 01/06/2010 | CN201377807Y Coal-injection gun capable of replacing gun head online |
| 01/06/2010 | CN201376973Y Skimmer |
| 01/06/2010 | CN201376972Y Extinguishing-proof furnace top burning torch |
| 01/06/2010 | CN101619370A Structure for quickly eliminating putty at bottom of weighing material tank |
| 01/06/2010 | CN101619369A Cooling process of blast furnace body |
| 01/06/2010 | CN101619368A Cooling process of blast furnace bosh |
| 12/31/2009 | US20090322000 Melting furnace with agitator |
| 12/30/2009 | CN201372290Y Blast furnace bottom and hearth monitoring early warning system and air-tight leading-out device thereof |
| 12/30/2009 | CN201372289Y Casting and forging combined tuyere medium sleeve |
| 12/30/2009 | CN201372288Y T-shaped wedge-type quick drill bushing |
| 12/30/2009 | CN101613778A Intelligent extract method of edge temperature of blast furnace charge level temperature field |
| 12/30/2009 | CN101613777A Process for backblowing and deashing through bag-type dust remover by blast furnace dry method |
| 12/30/2009 | CN101613776A Method for controlling dedusting system of tapping holes of blast furnace |
| 12/30/2009 | CN101613775A Sealing dustproof method and sealing dustproof device of bell-less furnace top gas seal box |
| 12/30/2009 | CN101613774A Technology for processing and assembling blast furnace five-way ball |
| 12/30/2009 | CN101613773A Molybdenum-iron-boron ternary alloy metal and ceramic drill bit |
| 12/30/2009 | CN100575504C Liner making technique for casting lander of blast furnace with single iron notch, and free from baking casting material for iron notch |
| 12/30/2009 | CN100575503C Sealing method of blast furnace cooling wall joint and its used sealing part |
| 12/30/2009 | CN100575308C Bleed hole stemming and method for producing the same |
| 12/29/2009 | US7637403 Liquid metal droplet generator |
| 12/24/2009 | US20090315234 Sealing apparatus for a slag door of a metallurgical furnance |
| 12/23/2009 | CN201367436Y Baking device of blast-furnace hot blast stove |
| 12/23/2009 | CN201367435Y Dedusting cover of ash discharging device of gas dedusting ash bin |
| 12/23/2009 | CN201367434Y Coal injection and nitrogen conservation device for blast furnaces |
| 12/23/2009 | CN201367433Y Single iron notch blast furnace iron storage type iron runner |
| 12/23/2009 | CN101608249A Extensible maintenance system of milling outlet of molten iron flow channel of blast furnace |
| 12/23/2009 | CN100573012C Static pressure tong-type fire door cleaning method and cleaner thereof |
| 12/23/2009 | CN100572562C System for automatic monitoring for clogging of metallurgy high furnace coal fines lance |
| 12/16/2009 | CN201364031Y High-uniformity powder coal distributor |
| 12/16/2009 | CN201362724Y Iron smelting blast furnace casting house tap hole arrestment hood |
| 12/16/2009 | CN201362723Y Blast furnace charging bucket full clean gas pressure equalizing system |
| 12/16/2009 | CN201362722Y Special pad for replacing tuyere medium sleeve |
| 12/16/2009 | CN201362721Y Blast furnace tuyere large sheath welded on blast furnace shell |
| 12/16/2009 | CN201361500Y Combined radiating filter |
| 12/16/2009 | CN101604146A Automatic control system for blast furnace feeding |
| 12/16/2009 | CN101603107A System for removing corrosive substances in coal gas obtained by dry dedusting of blast furnace and process thereof |
| 12/16/2009 | CN101603106A Blast furnace ironmaking tuyere big sleeve and sealing-installing method thereof |
| 12/16/2009 | CN101603105A Siphon tapping device for blast furnace ironmaking |
| 12/16/2009 | CN101602609A Method for preparing Fe-Si3N4 fireproof raw material |
| 12/16/2009 | CN101602604A Blast furnace taphole clay and manufacturing technology method thereof |
| 12/16/2009 | CN101602603A Molten iron erosion-resisting blast furnace carbon brick and preparation method thereof |