Patents
Sitemap › C21 - Metallurgy of iron › C21B - Manufacture of iron or steel › C21B 3 - General features in the manufacture of pig-iron
Patents for C21B 3 - General features in the manufacture of pig-iron (3,260)
01/2013
01/02/2013CN102851427A Method for online production of sponge iron by using steel residue waste heat
01/02/2013CN102851416A Heat recovery method for blast furnace slag
01/02/2013CN102851415A Recycling system of blast furnace slag heat
01/02/2013CN102851414A Treatment technique of blast furnace fly ash
01/02/2013CN102268495B Process technology and equipment for granulating blast-furnace slag and utilizing waste heat
01/02/2013CN102212627B Device for crushing steel slag and recovering heat
12/2012
12/27/2012US20120326363 Method and device for providing reduction gas from generator gas
12/26/2012CN202630623U Granulating slag drying unit for blast furnace
12/26/2012CN202626213U Device for generating hot water by using waste heat of blast furnace slag
12/26/2012CN202626212U Moveable dust removing device
12/26/2012CN202626211U Device for treating molten substances produced by metallurgic plant, and blast-furnace equipment
12/26/2012CN102839246A Water-cooled slag discharging runner head
12/26/2012CN102839240A Comprehensive processing utilization production technology of steel slag
12/26/2012CN101871025B Metallurgical molten slag dry-type processing device and processing method thereof
12/20/2012DE102011077819A1 Kohlendioxidreduktion in Stahlwerken Carbon dioxide reduction in steel mills
12/19/2012CN202610064U System for using waste steam of flushing cinder of ironmaking blast furnace to prepare soft water and utilizing waste heat
12/19/2012CN102829640A System and method for heating, supplying power and cooling by using blast furnace slag water, exhaust steam and smoke waste heat
12/19/2012CN102829639A Generating device utilizing waste heat of dry quenched liquid dregs
12/19/2012CN102827970A Flushing device used for slag tank, and application method thereof
12/19/2012CN102827969A Afterheat recovery system and method of dry granulating liquid slag
12/19/2012CN102827968A Rotary drum underflow pump flow-limiting plate
12/12/2012CN202595159U Blast furnace slag treatment granulation wheel blade
12/12/2012CN102822355A Preparation method for stainless steel slags and steelworks slags for recovery of metal
12/12/2012CN102816878A Water-filtering device for water slag of smelting blast furnace
12/12/2012CN102226224B Slag grinding aid and preparation method thereof
12/12/2012CN102199680B Cyclical low-carbon metallurgical method with tail gas conversion by plasma
12/05/2012CN202576448U Steel-slag pyrolysis slag pot with stirring device
12/05/2012CN202576447U Disintegrating slag backwater heat treatment device
12/05/2012CN202576446U Steam desulfurizing and water recycling device for water slag of blast furnace
12/05/2012CN102808051A Water residue crane for blast furnace smelting water residue pool
12/05/2012CN102808050A Steel slag wind-crushing and hydro-cooling treating device and method for treating steel slag
12/05/2012CN102154531B Method for producing artificial rutile from titanium-containing blast furnace slags
12/04/2012US8324443 Secure containers having unidirectional apparatuses for used or unused materials and methods for making and using same
11/2012
11/29/2012US20120297926 Agglomerated alumina containing product
11/28/2012CN202558903U Improved metal slag retrieving equipment
11/28/2012CN102796833A Modification technology of iron reduction and component reconstruction for molten slag
11/22/2012DE10216415B4 Verfahren zur Trennung von Wasser und Feststoffen bei der Granulierung von Schmelzen sowie Vorrichtung zur Durchführung des Verfahrens Process for separating water and solids in the granulation of melts and apparatus for performing the method
11/21/2012CN202543226U Sensible heat recovery and afterheat utilization system for blast furnace slag
11/21/2012CN102787187A System and method for generating power with blast-furnace slag washing water and exhaust steam low-temperature waste heat
11/21/2012CN102787186A Thermal and electric combined supply system and method using blast furnace slag washing water and exhaust steam low-temperature waste heat
11/21/2012CN102787185A Energy-saving production method of mineral wool insulation boards in iron and steel companies
11/21/2012CN101862810B Cast used sand and slag recycling equipment
11/14/2012CN202530095U Centrifugal molten slag dry granulation and waste heat recovery power generation system
11/14/2012CN202530094U Blast-furnace water granulated slag blowing box
11/14/2012CN102776302A Liquid slag waste heat recovery device and method for recovering slag waste heat by utilizing same
11/08/2012WO2012149635A1 Process of the production and refining of low-carbon dri (direct reduced iron)
11/07/2012CN202519269U Device for producing metal member by electric steelmaking slag
11/07/2012CN202517038U Slag harrowing machine special for hot steel slag
11/07/2012CN102766716A Slag-free production process of ilmenite
11/07/2012CN102766715A Slag-free production process of ilmenite
11/07/2012CN102766707A Blast furnace slag residual heat utilization system based on coal gasification principle
11/07/2012CN102766706A Coal gasification system for waste heat of blast furnace slag
11/07/2012CN102766705A Method for recycling granular iron and stabilizing temperature of KR procedure
11/07/2012CN102766704A Steelmaking desulfurization slag treatment system and steelmaking desulfurization slag treatment method
11/06/2012US8302430 Process and installation for granulating slag
10/2012
10/31/2012CN202509093U Flush slag granulator device
10/31/2012CN102758031A Desulfurizing slag dust-settling treatment method
10/31/2012CN102758030A Seed crystal and method for facilitating increase of perovskite phase in titanium-bearing blast furnace slag
10/31/2012CN102230038B Slag granulation steam recovering device
10/31/2012CN102181588B Method for recycling refined casting residues during steelmaking in steel plant
10/30/2012US8298317 Ironmaking and steelmaking
10/24/2012CN102747175A Thermal insulation construction and method used for steel slag thermal smouldering device
10/24/2012CN102747174A Process for extracting steel scrap and fine iron powder from slag by using dry method
10/17/2012CN102732681A Method for producing premelted refining slag by tailings of titanium extraction
10/17/2012CN102732654A Device and method for carrying out granulation treatment and residual heat utilization on liquid-state furnace slag
10/17/2012CN102732653A Solid-liquid steel slag mixing thermal-braising processing technology
10/17/2012CN102732652A Superfine grinding method for steel slag slurry
10/17/2012CN101948939B Cooling method and cooling equipment for carbide slag
10/12/2012CA2773936A1 Method and system for processing an iron ore tailings byproduct
10/10/2012CN202482332U System for recovering waste heat of slag flushing water of blast furnace
10/10/2012CN102721029A Method and apparatus for recovering and utilizing sensible heat from liquid blast furnace slag
10/10/2012CN102719622A Method for recycle of steel-making casting-remnant heat-state steel slag
10/10/2012CN102719588A Slag washing desulphurization method for molten iron utilizing residue thermal-state steel slag
10/10/2012CN102719579A Fluidized heat exchange device after slag of dry type granulating blast furnace
10/10/2012CN102719578A Method for cooling and utilizing high-temperature liquid industrial waste residues
10/10/2012CN102719577A Method for coupling iron-making and steelmaking slag
10/10/2012CN102719576A Method and system for controlling treatment of metallurgical slag
10/10/2012CN102719575A Converter slag modifier and manufacture and using method thereof
10/10/2012CN102719574A Converter slag stability modifier and application method thereof
10/09/2012US8282904 Cylindrical vessel made of carbon and process for making silicon
10/03/2012EP2505674A1 Method for iron-making with full oxygen and hydrogen-rich gas and equipment thereof
10/03/2012CN202465735U Slag pot with ramming mass coating for overflow steel tank
10/03/2012CN202465734U Anti-sticking steel slag tank with overflow steel groove ramming mass coating
10/03/2012CN101993965B Low-temperature solid slag fused block and preparation method thereof
10/02/2012US8278495 System for decontamination of chemical weapons agents using solid sorbent with liquid decontamination solution
09/2012
09/27/2012WO2012128397A1 Method of alloying sulphur using the reaction chamber and the high sulphur cast steel made thereby
09/26/2012CN102690926A Process for heating, melting and modifying KR desulfurization slag and performing slag-iron separation
09/26/2012CN102690915A Modular dry granulating and cooling device for blast furnace slag
09/26/2012CN102690914A Bonding-resisting discharging device for granulating and cooling device of blast-furnace slag
09/26/2012CN102690913A Steel slag ball production equipment and water tank cooing system thereof as well as method for cooling steel slag ball
09/26/2012CN102690912A Waste heat continuous utilization work station system and process for blast-furnace slag
09/26/2012CN102690911A Granulating device for blast-furnace slag
09/26/2012CN102690910A Dry-method treatment and waste heat continuous utilization system for blast-furnace slag
09/26/2012CN102690909A Gas breaking and granulating device for high-temperature liquid state blast-furnace slag
09/26/2012CN102690908A Heat recovery system and heat recovery process of blast-furnace slag by dry granulation
09/26/2012CN102690907A Steel slag ball production equipment and granulating system thereof
09/26/2012CN102690906A Metallurgical slag waste heat recovery and utilization technology
09/26/2012CN102690905A Short-process slag stewing water returning technology
09/26/2012CN102688880A Method for efficiently recovering and reselecting steel slag
09/26/2012CN102260765B Tower-type slag granulation steam-recovery unit
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