Patents
Sitemap › C21 - Metallurgy of iron › C21B - Manufacture of iron or steel › C21B 5 - Making pig-iron in the blast furnace
Patents for C21B 5 - Making pig-iron in the blast furnace (3,135)
04/2014
04/30/2014CN103757165A Comprehensive valuable component utilization method of blast-furnace smelting of high iron bauxite
04/30/2014CN102851420B Steelmaking residual heat step recycling method
04/30/2014CN102502262B Pneumatic transmission and blast furnace injection technology and system for removing dust of coke oven
04/24/2014DE102009048961B4 Dosiervorrichtung, Dichtstromförderanlage und Verfahren zum Zuführen von staubförmigen Schüttgut Metering, dense phase conveying system and method for supplying powdery bulk
04/23/2014CN203559095U Blast furnace gas oxidation-free heating furnace
04/23/2014CN103740875A Blast furnace injection device and method
04/23/2014CN103740873A Blast furnace ironmaking system
04/23/2014CN103740870A Blast furnace slag sensible heat recovery device
04/23/2014CN103740433A Blast furnace coal injection combustion improver as well as application and device thereof
04/22/2014US8702837 Method of integrating a blast furnace with an air gas separation unit
04/17/2014WO2014057778A1 Method for preparing blast furnace blow-in coal
04/17/2014WO2014057768A1 Method for preparing blast furnace blow-in coal
04/17/2014WO2014006511A3 Method and system for operating a blast furnace with top-gas recycle and a fired tubular heater
04/16/2014EP2719779A1 Blast-furnace process with recycle of a CO-fraction of the blast furnace gas and production plant for same
04/16/2014EP2719778A1 Blast-furnace process with CO2-lean blast furnace gas recycle and production plant for same
04/16/2014EP2719777A1 Blast-furnace process with coke-oven gas injection and production plant for same
04/16/2014EP2719776A1 Blast furnace process using hot oxygen and plant for same
04/16/2014CN103729571A Modeling method for utilization rate of carbon monoxide in iron-making process of blast furnace
04/16/2014CN103725813A TRT coordination control method and system
04/16/2014CN103725812A Blast furnace burden and method for improving comprehensive feeding grade of vanadium titano-magnetite blast furnace
04/09/2014EP2714942A1 Reduction of metal oxides using a gas stream containing both hydrocarbon and hydrogen
04/09/2014CN203530350U Blast furnace gas pipeline leakage protective device
04/09/2014CN203530346U Cooling-tower-free high temperature slag water-quenching condensing system
04/09/2014CN102559966B Charging bucket weighing differential pressure compensation method for serial bell-less furnace top
04/09/2014CN102344980B Air dispensation control system for blower system of blast furnace in metallurgical enterprise
04/02/2014CN203513706U Device for detecting pulverized coal injection flow according to tank weight
04/02/2014CN103695665A Process for recycling zinc and producing molten iron by using iron-containing zinc dust
04/02/2014CN103695633A Titanium-rich pellet and production method thereof
04/02/2014CN103695632A Method for regulating slagging alkalinity of melt reduction modification furnace by using iron mine tailings
04/02/2014CN103695584A Polycyclic material distribution control method and system
04/02/2014CN103695583A Electromechanical integration test device of blast furnace
04/02/2014CN103695582A Technology for controlling dehumidified vanadium titanomagnetite smelting parameters
04/02/2014CN102978307B Process for reducing production of pipeline steel
04/02/2014CN102965459B Distributing system and method for improving multi-ring burden distribution surface segregation and heap top of blast furnace
04/02/2014CN102827972B Blast furnace spray-blow coal technology using semi-coke of iron works
04/02/2014CN102816880B Ironmaking and aluminum extraction comprehensive utilization method of high-iron red mud
03/2014
03/27/2014WO2014045949A1 Slag removal device and slag removal method
03/27/2014WO2014045948A1 Blow-pipe structure
03/27/2014WO2014045947A1 Slag removal device
03/27/2014WO2014045946A1 Pulverized coal injection device, blast furnace comprising same, and pulverized coal supply method
03/27/2014WO2014045945A1 Blow-pipe structure
03/27/2014WO2014045877A1 Blast furnace installation
03/27/2014WO2014045876A1 Blast furnace installation
03/26/2014CN203498403U Intelligent monitoring control system for blast furnace gas cooling device
03/26/2014CN103672866A Device and method for preheating combustion of jetting pulverized coal used in iron-making process
03/26/2014CN103667558A Device and method for realizing CHP combined power generation by utilizing blast furnace gas
03/26/2014CN103667557A Double-feeding system for nitrogen and compressed air for coal powder injection
03/26/2014CN103667556A Method for using fuel in blast furnace
03/26/2014CN102534077B Method for enhancing operating energy efficiency of TRT (blast furnace top gas pressure recovery turbine unit)
03/19/2014EP2707512A1 System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas
03/19/2014EP2707511A1 System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas
03/19/2014CN103649340A Blast furnace operating method
03/19/2014CN103649339A Blast furnace operating method
03/19/2014CN103641516A Method for realizing smelting of fertilizer and iron in same furnace through calcium-magnesium blast furnace
03/12/2014EP2705167A2 Carbon dioxide reduction in steelworks
03/12/2014CN203474831U Device for increasing hot air temperature of blast furnace
03/12/2014CN103627852A Heat-preserving agent for molten iron and smelting method of vanadium-titanium-bearing iron ores
03/12/2014CN103013616B Catalytic combustion improver for blast furnace coal injection and application method thereof
03/12/2014CN102676717B Method and system for simulating feedforward and feedback in heat treated (TRT) blast furnace top pressure cloth control process
03/12/2014CN102676716B Feedforward control simulation method and system of TRT blast furnace top pressure controlling and stamping processes
03/12/2014CN102676713B Feedforward feedback simulation method for TRT (Top Gas Pressure Recovery Turbine unit) blast furnace top pressure control stamping process and system therefor
03/11/2014CA2541893C Direct smelting plant and process
03/05/2014CN203462062U Temperature regulating and controlling device for pressure discharging gases
03/05/2014CN103620060A Method for producing raw iron or liquid steel precursors
03/05/2014CN103614504A Control method of manual and automatic combination control system for open fire diffusion
03/05/2014CN103614503A Manual and automatic combination control system for open fire diffusion
03/05/2014CN103614501A Non-stop running technology for TRT (blast furnace gas residual pressure power generation device) during blast furnace damping down
03/05/2014CN103614500A Control method for increasing one-time start-up success rate of TRT (Blast Furnace Top Gas Recovery Turbine Unit)
03/05/2014CN103614499A Blast furnace gas dehydrator
03/05/2014CN103614498A Method for reconstructing three-dimensional temperature field positioned on blast furnace wall and computer monitoring system
03/05/2014CN102758035B Spraying gun and spraying method for blowing waste plastic pyrolysis gas and premixed coal powder
03/05/2014CN102414328B Blast furnace operation method
02/2014
02/27/2014WO2013192526A3 Use of oxygen from ion transport membranes in blast furnace
02/27/2014US20140053686 System and method for reducing iron oxide to metallic iron using natural gas
02/26/2014CN203451545U Automatic protection device of blast furnace top pressure gas
02/26/2014CN203451544U Reduced pressure control device of compressed air
02/26/2014CN103608469A Carbon dioxide reduction in steelworks
02/26/2014CN103608468A System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas
02/26/2014CN103602768A Converter steel slag hot closed treatment method, slag-iron separation method and uses of by-products
02/26/2014CN103045780B Method for measuring coke reactivity index and strength after reaction of tuyere coke
02/20/2014WO2014027481A1 Method for producing pig iron, and blast furnace to be used therefor
02/20/2014WO2014027480A1 Blast-furnace blowing coal and method for producing same
02/19/2014CN203440386U System used for blast furnace iron smelting by using soft coal with small particle size
02/19/2014CN103597099A System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas
02/19/2014CN103593540A Method for determining position of root of blast furnace cohesive zone through multi-source information fusion
02/19/2014CN103589818A Blast furnace coal spraying tube, and method for reducing coke rate of blast furnace
02/19/2014CN103589817A Rapid handling method of blast-furnace gun revolution fault
02/19/2014CN103589816A Control method of material flow proportioning valve at blast furnace top
02/19/2014CN101855506B Method for the production and the melting of liquid pig iron or of liquid steel intermediate products in a melt-down gasifier
02/18/2014CA2755160C Method for recirculating blast furnace gas, and associated device
02/12/2014CN103571989A Ultra-high temperature pulverized coal combustion experiment device
02/12/2014CN103571986A Water level alarm system of granulating pit of iron-making blast furnace
02/12/2014CN103571985A Safety operation method for gaspipe network in gasometer-free single-seated blast furnace production
02/12/2014CN103571984A Method for smelting iron through raw coal
02/12/2014CN102676715B Method and system for feedback control simulation in heat treated (TRT) blast furnace top pressure control stamping process
02/12/2014CN102676714B Feedforward control simulation method for TRT blast furnace top pressure control material distribution process and system therefor
02/12/2014CN102618676B Operating process for reducing smelting strength of blast furnace
02/06/2014WO2014020965A1 Blast-furnace-blow-in charcoal and method for producing same
02/06/2014WO2014020964A1 Method for producing pig iron and blast furnace facility using same
02/05/2014CN203419939U Device for magnetizing injection pulverized coal
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