| Patents for C21B 3 - General features in the manufacture of pig-iron (3,260) |
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| 12/11/2013 | CN203333680U 鼓风炉渣车 Blast furnace slag car |
| 12/11/2013 | CN103436645A Heat supply system using low temperature waste heat of slag flushing water in blast furnace |
| 12/11/2013 | CN103436644A Method for efficiently recovering dust sludge containing C and Fe in iron and steel industry |
| 12/11/2013 | CN103433141A Technical method for sorting desulfuration residues of steel plant |
| 12/11/2013 | CN103433119A Application of steel mill desulphurizing slag separating graphite |
| 12/11/2013 | CN102492831B Recovery method for ferruginous accompaniments containing chromium and nickel |
| 12/10/2013 | US8603215 Composition of amorphous iron oxide hydroxide, desulfurizer comprising the same, and methods for preparing and regenerating the desulfurizer |
| 12/05/2013 | WO2013178205A1 Arrangement for solidifying in small pieces liquid slag occurring in metal production |
| 12/04/2013 | CN203320032U Mobile cooling water trolley for electric furnace slag ladle in metal smelting |
| 12/04/2013 | CN203320031U Short-process magnetic separation steel slag recovering device |
| 12/04/2013 | CN203320030U Impurity removal processing system |
| 12/04/2013 | CN103421913A Steel slag full-roller treatment technology and slag removing device |
| 12/04/2013 | CN101725831B Red mud conveying device in steelmaking production and treating method thereof |
| 11/27/2013 | CN203307352U Device for recycling roughing slag iron of blast furnace slag |
| 11/27/2013 | CN103409596A Regeneration and cyclic utilization method for refining slag |
| 11/27/2013 | CN102766705B Method for recycling granular iron and stabilizing temperature of KR procedure |
| 11/27/2013 | CN102344976B Reduced iron for making steel from steel slags |
| 11/20/2013 | CN203298376U Moving heating system |
| 11/20/2013 | CN103397120A Hot braising method for phosphorus removed slag and carbon removed slag |
| 11/20/2013 | CN103396135A Castable for grid wall of casting residue basin, and preparation method and application method of castable |
| 11/20/2013 | CN102864255B Safety control method for blast furnace minter process slag treatment granulation water supply system |
| 11/14/2013 | WO2013168655A1 Slag heat recovery device |
| 11/13/2013 | CN203284417U Fireproofing brick for absorbing heat of blast furnace iron making slag |
| 11/13/2013 | CN203284414U Blast furnace slag granulation vapor condensing device |
| 11/13/2013 | CN102605116B Blast furnace slag sensible heat recovery and generating method |
| 11/07/2013 | US20130292878 Granulation of metallurgical slag |
| 11/06/2013 | EP2660338A2 Apparatus for assembling molten slag and recovering sensible heat |
| 11/06/2013 | CN102787187B System and method for generating power with blast-furnace slag washing water and exhaust steam low-temperature waste heat |
| 11/06/2013 | CN102776302B Liquid slag waste heat recovery device and method for recovering slag waste heat by utilizing same |
| 11/06/2013 | CN102690915B Modular dry granulating and cooling device for blast furnace slag |
| 11/06/2013 | CN102690912B Waste heat continuous utilization work station system and process for blast-furnace slag |
| 11/06/2013 | CN102586516B Method for preparing slag conglomeration agent for iron steel |
| 11/06/2013 | CN102527920B Preparation method for molding sand used for non-ferrous metal |
| 11/06/2013 | CN102409117B Slag grating group assembly device for slag ladle |
| 10/30/2013 | CN203256283U System applying blast furnace slag flushing water heat source to blast furnace steam air blower |
| 10/30/2013 | CN203256281U Flushing cinder water vapor recovery device |
| 10/30/2013 | CN203256280U Multilevel dry quenching slag rotation cup granulator |
| 10/30/2013 | CN103374637A Apparatus and method for direct removal of zinc oxide in powder solid material of blast furnace |
| 10/30/2013 | CN103374636A Device and method for removing ZnO from powdered solid material |
| 10/30/2013 | CN103374635A Blast furnace slag recycling method |
| 10/30/2013 | CN102690913B Steel slag ball production equipment and water tank cooing system thereof as well as method for cooling steel slag ball |
| 10/24/2013 | US20130276584 Production of iron |
| 10/24/2013 | US20130276582 Physical process for the recovery of iron from magnetic cementitious spherical particles generated from metallurgical byproducts |
| 10/23/2013 | EP2652157A1 Granulation of metallurgical slag |
| 10/23/2013 | CN203247275U Novel slag pot |
| 10/23/2013 | CN203247274U Circulating fluidized bed system for recycling converter slag |
| 10/23/2013 | CN103363825A High-temperature waste heat pipe recovery system |
| 10/23/2013 | CN103361468A Treatment method for continuous casting of thermal steel slag |
| 10/23/2013 | CN103361452A Granulating device for molten steel or iron slag |
| 10/23/2013 | CN103361451A Method for separating titanium resource in titanium slag through super gravity |
| 10/23/2013 | CN103361450A Far-infrared radioactive material and manufacturing method thereof |
| 10/23/2013 | CN103361449A Efficient recycling method and device for complementary energy of blast furnace slag |
| 10/23/2013 | CN103361448A Method of preparing Fe-Ca-Si alloy from melt metallurgical slag |
| 10/17/2013 | WO2013153186A1 Slurry dewatering device |
| 10/16/2013 | CN203238277U Backwash water collecting system for blast furnace slag flushing water waste-heat utilization fiber bundle filter |
| 10/16/2013 | CN102559961B Anti-steel-sticking treatment method of slag basins and slag tanks by using overflow steel tank ramming material |
| 10/10/2013 | US20130264754 Steam condensation tower for a granulation installation |
| 10/09/2013 | CN203229545U Blast-furnace slag waste heat power generation system |
| 10/09/2013 | CN103343174A Method for separating titanium, iron, vanadium and calcium from mixed titaniferous slag |
| 10/09/2013 | CN103343173A Modifier for clinker from oriented-silicon-steel heating furnace |
| 10/08/2013 | US8551905 Metal-carbon compositions |
| 10/02/2013 | CN203222592U System for recycling afterheat of steel-smelting furnace slag |
| 10/02/2013 | CN103333990A Steel slag vehicle derailing reset apparatus and method thereof |
| 10/02/2013 | CN103333980A Recycling method of casting slag |
| 10/02/2013 | CN102443662B Treatment device of liquid slag |
| 10/01/2013 | US8546292 Metal-carbon compositions |
| 09/26/2013 | US20130250996 Slag discharge door device for an electric furnace |
| 09/25/2013 | CN203212588U Rotating-drum method slag treatment spray cooling system |
| 09/25/2013 | CN203212587U Technological process system for extracting heat from blast furnace slag washing water |
| 09/25/2013 | CN203212586U Technological process system for extracting heat from blast furnace slag washing water |
| 09/25/2013 | CN203212585U Waste heat utilization system for steel slag quenching water of hot simmering tank |
| 09/25/2013 | CN103320573A Application of desulfurized injection residues of LF furnace and thermal insulating agent prepared by desulfurization injection residues of LF furnace |
| 09/25/2013 | CN103320556A 鼓风炉渣车 Blast furnace slag car |
| 09/25/2013 | CN103320555A Valve-pot combining type grain slag output method and device |
| 09/25/2013 | CN103320554A Device and method for dry-method treatment for and sensible heat recovery of high-temperature molten slag |
| 09/25/2013 | CN103320553A Device and method for quenching dry-method treatment and sensible heat recovery of high-temperature molten slag |
| 09/25/2013 | CN102766707B Blast furnace slag residual heat utilization system based on coal gasification principle |
| 09/25/2013 | CN102465188B Tank type metallurgical slag treatment apparatus |
| 09/24/2013 | US8541336 Metal-carbon compositions |
| 09/24/2013 | US8541335 Metal-carbon compositions |
| 09/18/2013 | CN203200280U U-shaped slag pot carrier |
| 09/18/2013 | CN203200279U Device capable of directly adding sintering returned dust into hot metal ladle |
| 09/18/2013 | CN203197239U Semiautomatic slag cleaning plant |
| 09/18/2013 | CN103305650A Efficient comprehensive utilization method of siderite resource |
| 09/18/2013 | CN103305640A Slag treatment method of blast furnace for smelting vanadium-titanium magnetic iron ores and water granulated slag flushing box |
| 09/18/2013 | CN103305639A Efficient recycling process of hot slag |
| 09/18/2013 | CN103304372A Method for preparing methanol by sensible heat of blast furnace slag |
| 09/11/2013 | CN203190825U Stirrer of molten slag furnace |
| 09/11/2013 | CN103290153A Steel slag treating technology |
| 09/04/2013 | CN203174121U Rotary gas-solid heat exchange device capable of utilizing waste head of furnace slag |
| 09/04/2013 | CN203174120U Novel slag-water separation device for water quenching of steel slag |
| 09/04/2013 | CN103276123A Method for cooling stainless steel slag |
| 09/04/2013 | CN103276122A Short-process magnetic separation steel slag recovery device and method thereof |
| 09/04/2013 | CN103276121A Safety process capable of reducing explosion in hot disintegrating explosion of steel slag |
| 09/04/2013 | CN102167049B Track type slag pot overturning trolley device and method thereof |
| 08/28/2013 | CN203163334U Device for refrigerating with waste heat of slag flushing water of blast furnace slag |
| 08/28/2013 | CN203159639U Process flow system for extracting heat from blast furnace slag washing water |
| 08/28/2013 | CN203159638U Process flow system for extracting heat from blast furnace slag washing water |
| 08/28/2013 | CN203159637U Process flow system for extracting heat from blast furnace slag washing water |
| 08/28/2013 | CN203159636U Process flow system for extracting heat from blast furnace slag washing water |