| Patents for C21B 3 - General features in the manufacture of pig-iron (3,260) |
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| 08/28/2013 | CN203159635U Multi-flow heat exchanger for blast furnace slag washing water |
| 08/28/2013 | CN203159634U Multi-flow heat exchanger for blast furnace slag washing water |
| 08/28/2013 | CN203159633U Device for efficiently utilizing blast furnace slag sensible heat |
| 08/28/2013 | CN102605113B Method for modifying high-temperature steel slag by using compound materials of tailings |
| 08/28/2013 | CN102312080B Method for preparing flux used for adjusting silicon dioxide content in sintered ore |
| 08/22/2013 | WO2013122583A1 Method and system for the production of direct reduced iron using a synthesis gas with a high carbon monoxide content |
| 08/21/2013 | CN203144426U Novel non-clogging slag choking tank |
| 08/21/2013 | CN203144425U Cinder ladle |
| 08/21/2013 | CN203144424U Disintegrating slag steam recycling device |
| 08/21/2013 | CN203144423U High-efficient blockage-free intelligent heat exchange device utilizing residual heat in steel slag |
| 08/21/2013 | CN203144422U Rotational flow slag-quenching water tank |
| 08/21/2013 | CN103261443A Granulation of metallurgical slag |
| 08/21/2013 | CN103255246A Technology for preventing slag ladle from cracking |
| 08/21/2013 | CN103255245A Device for rapidly recycling slags |
| 08/21/2013 | CN103255244A Method and device for resourceful treatment and heat recovery of type [A] high temperature liquid steel slag |
| 08/21/2013 | CN102312024B Method and system for mechanical granulation of metallurgy slag and waste heat recovery |
| 08/15/2013 | US20130205951 Method and system for the production of direct reduced iron using a synthesis gas with a high carbon monoxide content |
| 08/14/2013 | CN203128599U Transverse rod type slag basin lug ring |
| 08/14/2013 | CN203128598U Iron-making slag heat utilization device of blast furnace |
| 08/14/2013 | CN203128597U Efficient blast furnace slag-washing water waste heat recycling system adopting mintel process |
| 08/14/2013 | CN203128596U Efficient blast furnace slag-washing water waste heat recycling system adopting bottom-filtration process |
| 08/14/2013 | CN203128595U System suitable for waste heat recovery of slag flushing water of blast furnace |
| 08/14/2013 | CN203128594U Steel slag crushing, feeding, air-granulating and digesting equipment |
| 08/14/2013 | CN203128593U Efficient blast furnace slag-washing water waste heat recycling system adopting INBA process |
| 08/14/2013 | CN103243187A Method and system for utilizing waste heat of blast furnace slag flushing water |
| 08/14/2013 | CN102747175B Thermal insulation construction and method used for steel slag thermal smouldering device |
| 08/14/2013 | CN102191343B Aircooled crushing device and method of molten steel slag |
| 08/14/2013 | CN102191342B Comprehensive treatment system and method of steel slag roller crushing-waste heat press self-dissolving and waste heat recovery |
| 08/07/2013 | EP2623614A1 Method for manufacturing planar inorganic non-metallic material using molten slag |
| 08/07/2013 | CN203112854U Hinged U-shaped slag pot carrier |
| 08/07/2013 | CN203112853U Waterpower self-rotating sprinkling device |
| 08/07/2013 | CN203112852U Online slag iron separating device |
| 08/07/2013 | CN103233085A Method for spraying ash and blowing dust in water cooling process of collected stainless steel slag |
| 08/07/2013 | CN103233084A System and method for applying blast furnace cinder flushing water heat source to electric blast blower of blast furnace |
| 08/07/2013 | CN102560000B Slag conglomeration agent |
| 08/07/2013 | CN102492793B Granulation apparatus of molten state metallurgy slag |
| 07/31/2013 | CN203096090U Slag-iron separating device |
| 07/31/2013 | CN203096089U Steel casting cinder pot |
| 07/31/2013 | CN203096088U Combination welding type slag tank |
| 07/31/2013 | CN203096087U Liquid state slag granulating device |
| 07/31/2013 | CN203096086U Rotary revolving cup for centrifuging and granulating slag of dry quenching slag device |
| 07/31/2013 | CN102424867B Slag granulating and waste heat recovery device |
| 07/30/2013 | CA2801519A1 High yield ladle bottoms |
| 07/24/2013 | EP2616559A2 Dry granulation of metallurgical slag |
| 07/24/2013 | CN103215405A Method for dephosphorization treatment on molten iron by using stainless steel self-produced dedusting ash ball |
| 07/24/2013 | CN103215393A Metallurgical liquid-state slag treatment process and equipment |
| 07/24/2013 | CN102492794B Apparatus for lifting and turning slag pot |
| 07/24/2013 | CN102492790B Steel slag breaking treatment process and equipment |
| 07/24/2013 | CN102228774B Method and device for sensible heat reclaiming of blast furnace slag and desulfurization of sintering flue gas |
| 07/17/2013 | EP2614164A1 Method and plant for treating metallurgical slag |
| 07/17/2013 | CN203065494U Blast furnace dust injection utilizing device |
| 07/17/2013 | CN203065493U Multi-stage wear-resisting cinder pot trunnion |
| 07/17/2013 | CN203065095U Slag pot lifting device |
| 07/17/2013 | CN102453781B High-temperature liquid-state steel slag granulating device and process |
| 07/10/2013 | CN103196124A Slag disposing technology device by evaporating pot method |
| 07/10/2013 | CN103194552A Rotary gas-solid heat exchange device utilizing waste slag heat and heat exchange method |
| 07/10/2013 | CN103194551A Blast furnace ironmaking slag heat utilizing device |
| 07/10/2013 | CN103194550A Valve and tank combined slag inputting method |
| 07/10/2013 | CN102517411B Heating system by utilization of waste heat of blast furnace slag flushing water and method thereof |
| 07/10/2013 | CN102465189B Method for cleaning slag sticked to steel-making slag pot |
| 07/03/2013 | EP2610353A1 Method and system for disposing high temperature solid state steel slag |
| 07/03/2013 | CN203034030U Hinged U-shaped dump cinder car |
| 07/03/2013 | CN203034029U Recycling system for steelmaking desulfuration slag |
| 07/03/2013 | CN203030091U Rotary drum water granulated slag distributor |
| 07/03/2013 | CN103184299A Heat recovery method and heat recovery device for slag flushing water of iron and steel plant |
| 07/03/2013 | CN102634639B Slag-iron separating agent |
| 07/03/2013 | CN102505058B Metallurgical slag ladle bottom protecting material as well as preparation method and spray repairing method thereof |
| 07/03/2013 | CN102409116B Steel slag grating group hoisting lifting type lifting appliance for slag tank |
| 06/26/2013 | CN203021583U Granulated slag transporting vehicle |
| 06/26/2013 | CN203021582U High-temperature steel-slag tank support device connected with steel-slag tank transport truck |
| 06/26/2013 | CN103173581A Technical process system for heat removal of blast furnace cinder flushing water |
| 06/26/2013 | CN103170592A Tundish covering agent prepared by using blast furnace slag |
| 06/26/2013 | CN102643936B Integrated system for granulation, modification and sensible heat recovery of steel slag and process method |
| 06/26/2013 | CN102534066B High-temperature molten steel slag treating method |
| 06/20/2013 | WO2013087838A1 Cold wind generation from slag heat |
| 06/20/2013 | WO2013087171A1 Process for the carbothermic or electrothermic production of crude iron or base products |
| 06/20/2013 | US20130154166 Method for Increasing the Penetration Depth of an Oxygen Stream |
| 06/19/2013 | CN203007283U Device for utilizing the sensible heat of steel slags |
| 06/19/2013 | CN203007282U Hydraulic type cover body lifting turnover device in slag hot braising device |
| 06/19/2013 | CN103160625A Utilization of heat slag sensible heat device by three-step method |
| 06/19/2013 | CN103160624A Device for using sensible heat of blast furnace slag with high efficiency |
| 06/13/2013 | US20130149219 Separation of iron from value metals in leaching of laterite ores |
| 06/12/2013 | CN202989187U Blast furnace thermal state slag on-line slag taking and thermal refining device |
| 06/12/2013 | CN202989182U Bottom blowing slag pot of slag |
| 06/12/2013 | CN202989181U Automatic steel slag pyrolytic steam condensed water reflux device |
| 06/12/2013 | CN202989180U Linear plate fixing device of steel slag pyrolytic device |
| 06/12/2013 | CN202989179U Spray cover |
| 06/12/2013 | CN202989178U Dry-type cooling box of slag |
| 06/12/2013 | CN202989177U Rotary dry granulating and afterheat recycling equipment of slag |
| 06/12/2013 | CN202989176U High-temperature slag granulating device |
| 06/12/2013 | CN202989175U Dry type granulation system of sulfonium |
| 06/12/2013 | CN202989174U Dry-type granulation system of sulfonium |
| 06/12/2013 | CN202989173U Metallurgical slag waste heat recovery device |
| 06/12/2013 | CN202983879U Steel slag magnetic separation cylinder separator |
| 06/12/2013 | CN103154275A Dry granulation of metallurgical slag |
| 06/12/2013 | CN103146859A Blast furnace cinder flushing water heat recovery technological process system |
| 06/12/2013 | CN103146858A Blast furnace cinder flushing water heat recovery technological process system |
| 06/12/2013 | CN103146857A Blast furnace cinder flushing water heat recovery technological process system |
| 06/12/2013 | CN103146856A Blast furnace cinder flushing water heat recovery technological process system |
| 06/12/2013 | CN103146855A Blast furnace cinder flushing water heat recovery technological process system |