Patents
Sitemap › C21 - Metallurgy of iron › C21B - Manufacture of iron or steel › C21B 7 - Blast furnaces
Patents for C21B 7 - Blast furnaces (8,339)
05/2010
05/12/2010CN201459169U Structure for fast eliminating blocked materials at bottom of weighing material tank
05/12/2010CN201459168U Air inlet casing for iron making in blast furnace
05/12/2010CN201459167U High heat preservation belly pipe
05/12/2010CN201459166U Air intake belly pipe for blast furnace
05/12/2010CN201459165U Multi-layer heat insulating belly pipe
05/12/2010CN201459164U Main channel A cover
05/12/2010CN201459163U Hydraulically-driven self-traveling cover moving machine
05/12/2010CN201459162U Swinging trough of blast furnace cast house
05/12/2010CN201459161U Main iron runner of single tap-hole blast furnace
05/12/2010CN201459160U Novel melted iron swinging launder
05/12/2010CN201459159U Clay shooting mechanism of hydraulic clay gun
05/12/2010CN201459158U Corrugated pipe compensator for cooling wall
05/12/2010CN201459157U Blast furnace cooling wall
05/12/2010CN201459156U Device for preventing misoperation of pressure reducing valve of blast furnace
05/12/2010CN201459155U Device for reclaiming coal dust of blast furnace
05/12/2010CN201459154U Novel heat exchanger capable of controlling blast furnace top gas temperature
05/12/2010CN201459153U An oxygen nozzle in front of a blast furnace
05/12/2010CN201454313U Dustproof ash discharging device
05/12/2010CN201454269U Spraying dust settling device of gravity dust collector
05/12/2010CN101705322A Leak-detecting method for cooling system of blast furnace
05/12/2010CN101705321A Water-cooling nitrogen seal device
05/12/2010CN101705320A Pore channel cooling method of damaged cooling wall of blast furnace and device thereof
05/12/2010CN101705319A Cooling system for blast furnace
05/06/2010WO2010049536A1 Method for operating a blast furnace and blast furnace installation
05/06/2010US20100107821 Swirling column nozzle, swirling column smelting equipment using the same, and swirling column smelting method
05/06/2010CA2739871A1 Method for operating a blast furnace and blast furnace installation
05/05/2010CN201447486U Adjusting device of slideway drilling mechanism
05/05/2010CN201447485U Reverse-vibrating tapping machine head
05/05/2010CN201447484U Copper cooling wall for reinforcing solid slag
05/05/2010CN201447483U Gas relief valve
05/05/2010CN101701272A Blast furnace S couple air leakage preventing device
05/05/2010CN101701271A Blast furnace roof material distributing device
05/05/2010CN101701270A Method for continuously maintaining cooling capability of blast furnace cooling wall after breakage
05/05/2010CN101701269A Method for connecting water inlet pipe and water outlet pipe of blast furnace cooling wall
05/05/2010CN101701268A Hoisting method of vestibule three-limb steel pipe supporting frame
05/05/2010CN101111613B Device for distrubuting material into a furnace
04/2010
04/29/2010WO2010047090A1 Conveying structure
04/29/2010WO2010046211A1 Method and device for operating a smelting reduction process
04/29/2010CA2741607A1 Method and apparatus for operating a melt reduction process
04/28/2010CN201443973U Novel tapping spout of forehearth
04/28/2010CN201442958U Radar measuring device in blast furnace burden surface shape
04/28/2010CN201442957U Dry-type rotary pulse dedusting device for blast furnace gas
04/28/2010CN201442956U Main iron runner with air cooling channel for blast furnace
04/28/2010CN201442955U Multi-channel rotating joint used for iron notch of blast furnace
04/28/2010CN201442954U Novel blast furnace gas pressure relief valve group and noise-and-vibration-reduction complete set device
04/28/2010CN101698893A High-efficiency air cooling blast furnace tuyere
04/27/2010US7704445 Systems and methods for accessing a furnace melt
04/27/2010US7704444 Method and apparatus for testing characteristics of a furnace melt
04/21/2010CN201439529U Novel leakage-prevention hood at the connecting position of blast furnace gas down pipe and dust catcher
04/21/2010CN201439528U Portable tuyere quick dismantling device
04/21/2010CN101696120A Metallurgical insulating fireproof material and preparation method
04/21/2010CN101307652B Blast furnace bottom heat resisting foundation pier dismantling method
04/20/2010US7700036 Launder for casting molten copper
04/20/2010US7700035 Direct smelting plant and process
04/15/2010DE102009035241A1 Verfahren und Vorrichtung zur Regelung der Strömungsgeschwindigkeit und zum Abbremsen von nichtferromagnetischen, elektrisch leitfähigen Flüssigkeiten und Schmelzen Method and device for regulating the flow rate and for decelerating from non-ferromagnetic, electrically conductive liquids and melts
04/14/2010CN201437542U Blast furnace tapping channel skimmer precast lintel
04/14/2010CN201437541U Iron port blow-burning oxygen lance
04/14/2010CN101693931A Cooling device at tuyere part of blast furnace
04/14/2010CN101693930A Cooling water pipe connected net for cooling walls of soft water blast furnace
04/14/2010CN101693625A Smashing and hitting material for blast furnace iron outlet groove
04/14/2010CN101693624A Fireproof material for blast furnace iron outlet
04/14/2010CN101693388A Method for casting lining of air-supply apparatus of blast furnace by using lost foam
04/13/2010CA2581039C Feed apparatus and portable dust collector
04/07/2010EP2172569A1 Ring block conveying apparatus, and remedy method for blast furnace casing
04/07/2010EP2171101A2 Shaft furnace and method for operating a furnace
04/07/2010CN1789433B Long-life energy-saving blast furnace tuyere and its manufacturing method
04/01/2010WO2010034791A1 Method and device for dry dust removal and cleaning of gas produced during iron production or coal gasification
03/2010
03/31/2010EP2167894A1 Anchor system for refractory lining
03/31/2010CN101688256A Ring block conveying apparatus, and remedy method for blast furnace casing
03/31/2010CN101688255A Shaft furnace and method for operating a furnace
03/31/2010CN101684506A Dust removing system and processing method of blast furnace raw gas
03/30/2010US7687019 Refining apparatus for scrap silicon using an electron beam
03/25/2010WO2010031116A1 A material supply apparatus and process
03/25/2010DE202009016437U1 Axialzyklon zur Verwendung als Vorreinigungsstufe in einer Entstaubungsanlage für Hochofengas Axial cyclone for use as a pre-cleaning step in a dust removal for blast furnace gas
03/25/2010CA2737313A1 A material supply apparatus and process
03/24/2010CN201427974Y Infrared imaging industrial television system for blast furnace
03/24/2010CN101680043A Method for constructing a support ring in a curved wall
03/24/2010CN100595284C Maintaining method for blast furnace
03/18/2010WO2010028894A1 Shaft furnace charging device and corresponding distribution chute
03/18/2010US20100064855 Blast Furnace Iron Production with Integrated Power Generation
03/17/2010CN201424483Y Blast furnace lens with automatic refrigeration and heat insulation protector
03/17/2010CN201424482Y Rebuilding cooling wall for blast furnace
03/17/2010CN201424481Y Soft water closed circulating cooling wall
03/17/2010CN101671548A High-temperature conductive graphite ramming material
03/11/2010WO2010027066A1 Blast furnace bottom dismantlement method and transport device
03/10/2010CN201420086Y copper cooling plate
03/10/2010CN201419064Y Sleeve relief filter
03/10/2010CN101665846A Differential bulk material distributor
03/09/2010US7674314 Process for producing reduced metal and agglomerate with carbonaceous material incorporated therein
03/04/2010WO2010024360A1 Method of inhibiting turbulent tapping in blast furnace
03/03/2010CN201417091Y Impact iron runner tamping machine
03/03/2010CN201416011Y Heavy hammer apparatus for stock rod
03/03/2010CN201416010Y Stemming warm-keeping device of blast furnace
03/03/2010CN201416009Y Low pressure purging device for blast furnace
03/03/2010CN201416008Y Pulverized coal injector used for injecting pulverized coal into blast furnace
02/2010
02/25/2010WO2010020229A1 Seal plug for a tiltable converter
02/25/2010US20100044935 Direct smelting vessel and cooler therefor
02/25/2010US20100044930 Injection method for inert gas
02/25/2010US20100043599 Method and device for producing molten material
02/24/2010CN201413040Y Distributing chute
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