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)
11/2013
11/20/2013CN203295518U Blast-furnace gas centralized processing system and iron making blast furnace with same
11/20/2013CN203295517U Signal switching device at furnace top of clock blast furnace
11/20/2013CN203295516U Air-distribution security system
11/20/2013CN203295515U Four-way joint of pulverized coal pipes of iron-smelting blast furnace
11/20/2013CN203295514U Pulverized coal mutual jetting pipeline of iron-smelting blast furnace
11/20/2013CN203295513U Blast furnace top gas top pressure power generation system
11/20/2013CN203295512U System for TRT (top pressure recovery turbine unit) electricity generation by blast furnace cinder flushing water heat source
11/20/2013CN103397123A Special apparatus for replacing spraying-blowing fluidization plate
11/20/2013CN103397122A Magnetization coal powder spraying-blowing apparatus
11/20/2013CN102037145B Method for melting raw iron while recirculating blast furnace gas by adding hydrocarbons
11/13/2013CN203284417U Fireproofing brick for absorbing heat of blast furnace iron making slag
11/13/2013CN203284415U Spray gun and smelting furnace adopting same
11/13/2013CN102851419B 高炉上料控制系统 Blast furnace control system
11/06/2013CN203274468U Pulverized coal-fired iron and steel smelting equipment
11/06/2013CN203269952U Intelligent blast furnace coal injection control system
11/06/2013CN203269951U Blast furnace top gas recycling device
11/06/2013CN103382513A Blast furnace sintering linked low-cost molten iron preparation method
11/06/2013CN102433404B Blast-furnace smelting method of high-chromium high-vanadium schreyerite
11/06/2013CN102297606B Coke-saving precast optimization control system for coke put into furnace
11/06/2013CN102242256B Sintering method for high-titanium type vanadium titanium magnet concentrate with added boride
11/06/2013CN102242251B Alkaline V-Ti pellet and preparation method thereof
10/2013
10/30/2013EP2655671A1 Process for operating a blast furnace installation with top gas recycling
10/30/2013CN103380216A Apparatus and method for heating a blast furnace stove
10/30/2013CN103380072A Powder supply apparatus and powder supply method
10/30/2013CN103374639A Nozzle for pulverized coal
10/30/2013CN103374638A Closed-loop control method for burdening of blast furnace
10/30/2013CN102816881B Switching method for double-concentrated hopper under blast furnace tank
10/30/2013CN102703627B Method for forecasting use ratio of blast furnace gas
10/30/2013CN102559975B Charging bucket-weighing and differential pressure-compensating system for serial-type bell-less top
10/30/2013CN102538491B System and method utilizing flue duct waste gas of hot air furnace to bake and preheat charging of blast furnace
10/30/2013CN102533301B 焦煤改质剂 Coking coal modifier
10/30/2013CN102304595B Top gas pressure recovery turbine generating system
10/23/2013EP2653565A1 Blast furnace operation method
10/23/2013EP2653564A1 Method for operating blast furnace
10/23/2013EP2653563A1 Method for operating blast furnace
10/23/2013CN203247276U Interlock control system for blast furnace expansion drum and soft water station
10/23/2013CN103361454A Data-filtering-based method for judging blast furnace hanging
10/23/2013CN103361453A Blast-furnace smelting method for vanadium-titanium magnetite
10/16/2013EP2648825A1 Method and device for producing a fluid enriched with carbon dioxide from a waste gas of a ferrous-metallurgy unit
10/16/2013CN203238277U Backwash water collecting system for blast furnace slag flushing water waste-heat utilization fiber bundle filter
10/16/2013CN103352095A Device and method for prolonging banking time of hot blast heater
10/16/2013CN103352093A Novel debugging method for coal injection system
10/16/2013CN102816882B Recovery apparatus for exhaust pressure gas
10/16/2013CN101935572B Composite additive for spraying coal into blast furnace
10/15/2013US8557173 Blast furnace iron production with integrated power generation
10/10/2013WO2013150862A1 Process for manufacrturing highly reactive blast furnace feed material
10/09/2013CN203229546U Reducing gas spraying and blowing equipment for iron smelting in blast furnace
10/09/2013CN203229545U Blast-furnace slag waste heat power generation system
10/09/2013CN103343291A Method for producing phosphorus weathering resistant steel from limonitic laterite ore
10/09/2013CN103343221A Method for using fly ash as molten iron smelting material
10/09/2013CN103343175A Method for predicting softening start temperature of integrated blast furnace charge
10/08/2013US8551905 Metal-carbon compositions
10/02/2013CN103339266A Method for operating blast furnace
10/02/2013CN103333972A Blast-furnace feeding method based on multi-vehicle-mode cooperative control
10/02/2013CN103331204A Control method of medium-speed mill of blast furnace coal injection and pulverizing system
10/02/2013CN102816879B Burden distribution method for bucket string-type bell-free blast furnace
10/01/2013US8546292 Metal-carbon compositions
09/2013
09/25/2013EP2641980A1 Method for separating blast furnace gas
09/25/2013CN103328657A Blast furnace operation method
09/25/2013CN103320561A Hot-blast stove system for high air temperature by using pure blast furnace gas and method thereof
09/25/2013CN103320559A Forecasting method of content of sulfur in blast-furnace molten iron
09/25/2013CN103320558A Concentrated-phase coal powder injection method and device of single distributor of large-medium blast furnace
09/25/2013CN103320557A Automatic circulation control method of parallel-pot blast furnace coal injection
09/25/2013CN102978386B Combined preparation method for carbon-containing pellet used for blast furnace
09/25/2013CN102758032B Method for real-time predication of blast furnace pipeline fault probability
09/25/2013CN102586520B Method for carrying out voltage-sharing bleeding on furnace top of blast furnace
09/25/2013CN102337362B Recycling method of output coal gas in iron making technology
09/24/2013US8541336 Metal-carbon compositions
09/24/2013US8541335 Metal-carbon compositions
09/18/2013CN203200286U Blockage measuring and removing system of coal gun
09/18/2013CN203200281U Under-groove material supplying and proportioning integrated system of blast furnace
09/18/2013CN103314118A Method for operating blast furnace
09/18/2013CN103305688A Industrial preparation method of high-fine-powder-rate ore agglomerates
09/18/2013CN103305641A Method for loading materials by blowing in blast furnace
09/18/2013CN103304372A Method for preparing methanol by sensible heat of blast furnace slag
09/18/2013CN102978385B Carbon-containing pellet for blast furnace
09/17/2013US8535410 Blast furnace cooling method to increase steel production and reduce cost in a basic oxygen furnace
09/11/2013EP2635714A1 Reformer tube apparatus having variable wall thickness and associated method of manufacture
09/11/2013CN203187699U Disk type powder collector
09/11/2013CN102796835B Charge level monitoring method based on data fusion of measured data and cloth model and charge level monitoring system
09/04/2013CN203175628U Improved stationary blade bearing online cleaning and clamping-preventing device
09/04/2013CN203174123U Coke oven gas blowing system of blast furnace
09/04/2013CN203173200U Dedusting pulverized coal recovering device
09/04/2013CN103276129A Novel temperature detection device for smelting molten iron in blast furnace
09/04/2013CN103276126A Method for improving liquidity of high titanium slag in blast furnace smelting vanadium titano-magnetite
09/04/2013CN103276125A Iron-making furnace charge total cost comprehensive optimization
09/04/2013CN103276124A Environment-friendly blowing-down/restoring method of blast furnace
09/04/2013CN102605120B Cavity type blast furnace iron-smelting device and method
09/04/2013CN102559965B Method for simulating circumferential deflection of material distribution of blast furnace
09/04/2013CN102409118B Ferrous and carbonaceous dust cyclic reutilization process and equipment
08/2013
08/28/2013CN203159644U Controllable blast furnace cooling system
08/28/2013CN203159640U Oxygen-enriched gas liquid catalyst energy-saving device and iron-making blast furnace device
08/28/2013CN103270177A Process for operating a blast furnace installation with top gas recycling
08/28/2013CN103266223A Furnace maintenance vanadium-titanium pellet for normal blast furnace and production method thereof
08/28/2013CN103266193A Wind transfer security system
08/28/2013CN103266190A Multifunctional additive for pulverized coal injected into blast furnace and multifunctional additive addition method
08/28/2013CN103266189A Method for judging sulfur content of molten iron of blast furnace
08/28/2013CN102312080B Method for preparing flux used for adjusting silicon dioxide content in sintered ore
08/27/2013CA2707423C Method for producing reduced iron pellet and method for producing pig iron
08/21/2013CN103261448A Production of iron
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