Patents
Sitemap › C21 - Metallurgy of iron › C21B - Manufacture of iron or steel › C21B 7 - Blast furnaces
Patents for C21B 7 - Blast furnaces (8,339)
09/2012
09/05/2012CN102162016B Method and system for recovering high-temperature sensible heat of molten blast furnace slag
09/05/2012CN102031321B Method and device for recovering pressure-equalized coal gas at top of blast furnace
09/05/2012CN101968637B Communication control method between blast furnace under-tank feeding system and furnace roof distribution system
09/05/2012CN101935721B Method for integrally dismounting and installing furnace top system of blast furnace
09/05/2012CN101910419B Tuyere assembly
09/05/2012CN101892335B Method for diagnosing and processing faults below blast furnace groove
09/05/2012CN101709342B Oxygen lance for blast furnaces
09/05/2012CN101580397B Blast furnace mud gun with low content of benzopyrene
09/05/2012CN101563468B A rotary charging device for a shaft furnace
09/04/2012CA2555300C Metallurgical vessel
08/2012
08/30/2012WO2012114534A1 Tilting runner apparatus for molten iron
08/30/2012US20120217684 Method for operating a shaft furnace, and shaft furnace operable by that method
08/29/2012CN202401088U Detector for mud making quantity of mud gun
08/29/2012CN202401087U Hydraulic tapping machine
08/29/2012CN202401086U Stroke conversion device for iron notch drilling machine for blast furnaces
08/29/2012CN202401085U Lock pin type connecting structure for sleeve drill pipe of blast furnace tapping machine
08/29/2012CN202401084U Novel drill bit for drilling blast furnaces
08/29/2012CN202401083U Novel blast-furnace coke feeding device
08/23/2012US20120211929 Post-combustion lance including an internal support assembly
08/22/2012EP2488669A2 Blast furnace tuyere cooling
08/22/2012EP2318554B1 A charging installation for a shaft furnace and lower sealing valve assembly therefore
08/22/2012EP1833999B2 Device for distrubuting material into a furnace
08/22/2012CN202390460U Three-dimensional radar charge level probing system for blast furnace
08/22/2012CN202390459U Dense water mist blowing device on blast furnace
08/22/2012CN202390458U Coal gas recycling device for blast furnace by dry method dust collecting
08/22/2012CN202390457U Novel blowing-in device for iron-making blast furnace
08/22/2012CN202390456U Structure of a blast furnace easy for removing accretion
08/22/2012CN202390455U Oxygen-enriched balancing device for blast furnace
08/22/2012CN202390454U Heating and spraying equipment for reducing gas
08/22/2012CN202390451U Waste heat recycling system for blast-furnace slag
08/22/2012CN102644762A Novel double-action sealing valve of blast furnace
08/22/2012CN102643941A Detector for S/D angle transmitter of blast furnace
08/22/2012CN102643940A Blast-furnace tuyere head wear measuring device and application method thereof
08/22/2012CN102643939A Method and device for supplying constant-humidity air to blast furnace blowers
08/22/2012CN102643938A Liquid cooling rotary joint and distributing device closed cooling system using same as well as distributing device
08/22/2012CN102146489B Blast-furnace tuyere observing device with adjustable spectroscope
08/22/2012CN101935723B Copper cooling wall with reinforced piping structure
08/22/2012CN101868684B Distributor device
08/22/2012CN101680043B Method for constructing a support ring in a curved wall
08/16/2012WO2012107322A1 Stave cooler for a metallurgical furnace
08/15/2012EP2487440A1 Loading device
08/15/2012EP2188398B1 Dust-catcher for blast furnace gas
08/15/2012CN202380009U Furnace slag fluidity measuring device
08/15/2012CN202380008U Column type heavy iron notch drill
08/15/2012CN202380007U Diffusion device for continuous adjustment of blast furnace gas pressure
08/15/2012CN102634618A Transformed angle measurement device of blast furnace tuyere and measurement method thereof
08/15/2012CN102634617A Closed water cooling blast furnace top distributing gear based on rapid exchange oil cylinder
08/15/2012CN102634616A Blast furnace top flange jackscrew aligning method
08/15/2012CN102634615A Dead material pile crushing machine for blast furnace
08/15/2012CN102633122A Pneumatic conveying and blast furnace injecting device for coke oven dust-removing ash and using method thereof
08/09/2012WO2012018394A3 Method and apparatus for coproduction of pig iron and high quality syngas
08/09/2012US20120200014 Apparatus For Injecting Gas Into A Vessel
08/08/2012EP1975532B1 Rotary batch distributor
08/08/2012CN202369600U Scraping device for stokehole tap hole breast
08/08/2012CN101914646B Novel device for mounting and overhauling bell-less top charging equipment with parallel hoppers
08/07/2012US8237010 Method of manufacturing a dressing
08/07/2012US8236235 Removable nozzle for use with air cannons and aerators and method for replacing same
08/07/2012US8236234 Container for molten metal
08/07/2012US8236233 Taphole structure of melting furnace and repair method thereof
08/07/2012CA2563899C Metallurgical processing installation
08/02/2012WO2012102445A1 Tuyere for an ironworks industrial furnace
08/02/2012US20120193843 Thin stave cooler and support frame system
08/01/2012CN202359140U Superhard drill bit inlayed at opening of taphole of iron-making blast furnace
08/01/2012CN202359139U Drill bit of taphole drilling machine for blast furnace
08/01/2012CN202359138U Chute liner and blast furnace burden distribution chute with same
08/01/2012CN202359137U Energy recycling power generation device of double-drive blast furnace blower unit
08/01/2012CN202359136U Double-driven blast furnace blower unit
08/01/2012CN202359135U Coal gas pick-up device for blast furnace
08/01/2012CN202359134U Coal power jetting device for blast furnace
08/01/2012CN202359133U Improved coal injecting tank for blast furnace
08/01/2012CN202359132U Compact valve box for rotary upper sealing valve of blast furnace
08/01/2012CN102618680A Radar charge level-imaging system at blast furnace top and installation method thereof
08/01/2012CN102618679A Anti-corrosion pipeline for dry dedusting of blast furnace gas
08/01/2012CN102618678A Blast furnace slag-iron separation device, slag-iron separation method and discharged blast furnace slag-iron recovery method
08/01/2012CN102618677A Method for cleaning materials in large-scale blast furnace in overhaul
08/01/2012CN101880739B Bell-less top multi-ring matrix distribution center coke charging method of blast furnace
08/01/2012CN101490283B Industrial plant having an area relevant to safety
07/2012
07/31/2012US8231826 Hot-strip cooling device and cooling method
07/31/2012CA2487737C Tuyere cooling system
07/26/2012WO2012098715A1 Method for operating blast furnace
07/26/2012WO2012098714A1 Blast furnace operation method
07/26/2012WO2012098713A1 Method for operating blast furnace
07/26/2012WO2012098169A1 Method and nozzle for suppressing the generation of iron-containing vapor
07/26/2012US20120187613 Tuyere for iron making furnace
07/26/2012DE102011082904A1 Düse für einen Eisenherstellungsofen Nozzle for a iron making furnace
07/25/2012CN202347038U Blast furnace sounding rod chain guide device
07/25/2012CN202347037U Blast-furnace tuyere structure
07/25/2012CN202347036U High-temperature distribution device
07/25/2012CN102612567A Stave, blast furnace, and blast furnace operation method
07/25/2012CN102607282A Tuyere for iron making furnace
07/25/2012CN102606462A Monitoring protection method for hydraulic station of blast shaft
07/25/2012CN102605124A Blast furnace reducing tuyere short set
07/25/2012CN102605123A Method for controlling smelting intensity of blast furnace by using air inlet linings
07/25/2012CN102605122A Blast furnace wall-cooling assist system
07/25/2012CN102605121A Blast furnace bell-less top charging device
07/25/2012CN102605120A Cavity type blast furnace iron-smelting device and method
07/25/2012CN102605119A Pulverized coal conveying and preheating device used in blast furnace pulverized coal blasting process
07/25/2012CN102154532B Long-distance coal injection system
07/25/2012CN102146488B Modularized and integrative disassembling and installing methods for blast furnace
07/25/2012CN101857445B Anhydrous stemming for blast furnace
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