| Patents for C21B 3 - General features in the manufacture of pig-iron (3,260) |
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| 06/12/2013 | CN102534067B Stress resolution and fragmenting device for steel slag |
| 06/12/2013 | CN102492791B Steel slag crushing processor |
| 06/12/2013 | CN102319714B Treatment process of dry method or semi-dry method smoke gas desulfurized slag |
| 06/12/2013 | CN102303370B Method for producing slag pot grid by waste magnesia carbon bricks |
| 06/05/2013 | CN202968571U Self-adaptation positioning water spraying device of molten iron desulfuration slag pot |
| 06/05/2013 | CN202968570U Device structure for metallurgical gas and water continuous quenching |
| 06/05/2013 | CN103134359A Blast furnace cinder flushing water multipath heat exchanger |
| 06/05/2013 | CN103131807A Disintegrating slag afterheat utilizing system |
| 06/05/2013 | CN103131806A Blast furnace slag flushing water and blast furnace blast dehumidification waste heat recovery energy saving system and method thereof |
| 06/05/2013 | CN103131805A Novel steel slag pelletization device |
| 05/30/2013 | WO2013029934A9 Slag granulation device |
| 05/29/2013 | CN202954061U Combined slag pushing plate |
| 05/29/2013 | CN202954051U Thread jamming prevention inner sleeve for cable incoming hole of steel slag car |
| 05/29/2013 | CN202954050U Cable tray for slag tank car of converter |
| 05/29/2013 | CN102503463B Slag ladle protective agent using steel slag as main raw material, and preparation method and spray repair method thereof |
| 05/28/2013 | US8449814 Systems and methods for melting scrap metal |
| 05/22/2013 | CN202945251U Cinder ladle protecting bracket |
| 05/22/2013 | CN202945250U Steel slag air quenching and waste heat recycling equipment |
| 05/22/2013 | CN103112383A Hydraulic system for emergent return and unloading of slag pots |
| 05/22/2013 | CN102367496B Cooling method for stainless steel slag |
| 05/22/2013 | CN101970699B Method for separation of zinc and extraction of iron values from iron ores with high concentration of zinc |
| 05/16/2013 | WO2013070121A1 Pyrometallurgical red mud processing method |
| 05/15/2013 | CN202936431U Impact zone precast block of blast furnace granulated slag treatment system |
| 05/15/2013 | CN202936427U Self-locking-free slag ladle overturning trolley device capable of realizing 360-degree safe rotation |
| 05/15/2013 | CN103103302A Dry-quenched slag granulating and waste heat recovery system |
| 05/15/2013 | CN103103301A Multi-path heat exchanger for blast furnace slag flushing water |
| 05/09/2013 | US20130116105 Direct smelting process |
| 05/08/2013 | EP2589671A1 Method and apparatus for integrating and using environmentally harmful carbon dioxide |
| 05/08/2013 | CN202925034U Low-boiling point working medium circulating system for recovering blast-furnace cinder heat |
| 05/08/2013 | CN102269529B Closed loop control method and device for high-temperature slag flow and cooling water amount |
| 05/08/2013 | CN101749688B Steam recycle device for utilization and treatment of heat energy of blast furnace slag |
| 05/07/2013 | US8435442 System for decreasing amount of organic solution in the liquid-liquid extraction process |
| 05/02/2013 | US20130108526 Method for materials recovery from catalysts comprising iron, cerium, molybdenum, and potassium |
| 05/02/2013 | DE102008038692B4 Verfahren und Anlage zur Herstellung von Hüttensand sowie Verfahren zur Herstellung von Zement Process and apparatus for the production of blast furnace slag and processes for the production of cement |
| 05/01/2013 | CN202915318U Circular fluidized bed waste heat boiler |
| 05/01/2013 | CN202912973U Novel slag pushing board of slag car |
| 05/01/2013 | CN202912972U Safety blank cover device of steel slag hot disintegrating pond |
| 05/01/2013 | CN202912971U Intelligent monitoring system for granulated water supply system |
| 05/01/2013 | CN202912970U Roller body split assembling and abutting regulating base for roller of inclined roller slag processing device |
| 05/01/2013 | CN102433400B Waste heat recovering device of high-temperature metallurgy slag particles |
| 05/01/2013 | CN102329900B Liquid steel slag dry-process granulating device and sensible heat recovery method |
| 04/24/2013 | CN202898226U Steering type mineral wool slag-removing mechanism |
| 04/24/2013 | CN103060499A Hinged U-shaped slag pot carrier |
| 04/24/2013 | CN103060498A Blast furnace cinder flushing water residual heat power generation system |
| 04/24/2013 | CN103060497A Blast furnace slag sweeping water waste heat power generation system |
| 04/24/2013 | CN103060496A Method and system suitable for recovering waste heat of blast furnace slag flushing water |
| 04/24/2013 | CN103060495A Spiral vibrating bed waste heat recovery device in melted blast furnace slag granulation process |
| 04/24/2013 | CN103060494A Vapor recovery blast furnace slag flushing water system |
| 04/24/2013 | CN103060493A Steel slag water washing ball milling manufacture processing craft |
| 04/24/2013 | CN103058412A Hot stewing circulating water treatment process for steel slag |
| 04/24/2013 | CN102559957B Centrifugal type fusion slag quenching and dry type granulating, and waste heat recovery power generation system and method |
| 04/24/2013 | CN102424868B Blast furnace smelting slag water quenching waste steam waste heat recovery system |
| 04/24/2013 | CN102242231B Method for producing flat plate-shaped inorganic non-metallic material by molten slag |
| 04/17/2013 | CN202881292U U-shaped blast furnace iron-making slag-washing nozzle |
| 04/17/2013 | CN103045873A Method for directly obtaining alloy from blast-furnace molten-state slag |
| 04/17/2013 | CN103045857A Production method for sintering converter granulated slag to produce blast-furnace smelting sintered ore |
| 04/17/2013 | CN103045779A Hydraulic cover body lifting turnover device used in hot sealing slag device |
| 04/17/2013 | CN103045778A Recycling method of LF scrap ladle slag inclusion |
| 04/17/2013 | CN103045777A Dry processing technique for iron-containing steel slag |
| 04/10/2013 | EP2576844A1 Method and device for manufacturing vitreous |
| 04/10/2013 | EP2576843A1 Method for producing granules from a mineral melt |
| 04/10/2013 | CN202869275U Ground dehydration slag pond device |
| 04/10/2013 | CN103033066A Process for digesting bonded steel of steelmaking casting slag ladle |
| 04/10/2013 | CN103031409A Novel process of steelmaking deoxidization by utilizing precipitator dust of refining furnace |
| 04/10/2013 | CN103031405A Steel making technology for hot addition and transit of liquid steel slag in electric furnace |
| 04/10/2013 | CN103031392A Process for performing innocent treatment on KR desulfuration residue |
| 04/10/2013 | CN103031391A Process of treating powder waste of steelmaking auxiliary material system |
| 04/10/2013 | CN103031390A Method for using tailings after thermal air tight treatment of converter slag |
| 04/10/2013 | CN102190450B Device and method for slag afterheat self-decomposition |
| 04/04/2013 | WO2013044595A1 Movable slag tank water quenching system utilizing waste heat of molten slag by using water quenching steam method |
| 04/03/2013 | CN202849449U Composite granulator for smashing molten steel and iron slag |
| 04/03/2013 | CN202849448U Slag pit billet fixing device |
| 04/03/2013 | CN202849447U Roller for processing steel slag |
| 04/03/2013 | CN202849446U Water slag overhead travelling crane for water slag tank used in blast furnace smelting process |
| 04/03/2013 | CN103014225A Consistent-flow velocity heat pipe type waste heat waste steel waste slag recovering method of high-temperature melted slag in converter |
| 04/03/2013 | CN103014203A High-temperature molten slag water-quenching waste heat recovery device |
| 04/03/2013 | CN103014202A Device and method for recovering high-temperature sensible heat of liquid blast furnace slag |
| 04/03/2013 | CN103014201A Device and method for gas-solid ejection and granulation of molten blast furnace slags |
| 04/03/2013 | CN103014200A Process applicable to transfer of molten steel slag of converter and optimization of treatment of hot smouldering slag |
| 04/03/2013 | CN103014199A Recovery method of waste heat, scrap steel and waste slag of electric furnace high-temperature melting slag |
| 04/03/2013 | CN103014198A Treatment method of molten iron pretreatment slag |
| 04/03/2013 | CN103014197A Steel slag hot-braising treatment device |
| 04/03/2013 | CN103014196A Application method of blast furnace slag fine stuff |
| 04/03/2013 | CN103014195A Novel method for modification of KR desulfuration residue |
| 04/03/2013 | CN102433402B Hoisting clamped hanger of steel slag grating group for slag ladle |
| 04/03/2013 | CN102433401B Melting furnace slag quenching dry type granulation and sensible heat recovery generating system and method using same |
| 04/03/2013 | CN102392085B Blast furnace slag waste heat recycling system |
| 03/27/2013 | CN202830053U Spraying and washing device and water quenching granulating tower provided with the same |
| 03/27/2013 | CN202830052U Liquid slag granulation and waste heat recovery device |
| 03/27/2013 | CN202830051U Ironmaking blast furnace water granulated slag water filter device |
| 03/27/2013 | CN202830050U Slag processing system |
| 03/27/2013 | CN202830049U Movable type steel slag hot-and-stuffy steam-exhaust dedusting cover vehicle device |
| 03/27/2013 | CN202824621U Rapid cooling pouring device |
| 03/27/2013 | CN103003451A Method and device for manufacturing vitreous |
| 03/27/2013 | CN102994703A Method for recycling LF refining slag of RH furnace |
| 03/27/2013 | CN102994688A Pretreatment technology of terminal steel slag in converter |
| 03/27/2013 | CN102994669A Slag ladle protective bracket |
| 03/27/2013 | CN102994668A Utilization method for waste heat of blast furnace slag |
| 03/20/2013 | CN202814125U Waste heat CCHP (Combined Cooling Heating and Power) system of blast furnace cinder flushing water, bled steam and flue gas |
| 03/20/2013 | CN202808844U Slag treatment system |