| Patents for C21B 3 - General features in the manufacture of pig-iron (3,260) |
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| 11/02/2011 | CN102230036A Waste-heat pressure closed-loop thermal treatment method for molten steel slag |
| 11/02/2011 | CN102228774A Method and device for sensible heat reclaiming of blast furnace slag and desulfurization of sintering flue gas |
| 11/01/2011 | US8048364 Method and apparatus for manufacturing aluminum alloy strip for lithographic printing plates |
| 11/01/2011 | CA2513814C An improved smelting process for the production of iron |
| 10/27/2011 | DE10150668B4 Verfahren und Vorrichtung zur Abkühlung von Schlacken Method and apparatus for cooling slag |
| 10/26/2011 | CN202017030U Water quenching discharge heat recovery unit |
| 10/26/2011 | CN202017029U Short-flow stuffy slag water returning device |
| 10/26/2011 | CN102226224A Slag grinding aid and preparation method thereof |
| 10/19/2011 | CN102220439A Production method of slag ladle partition plate for processing casting residue steel |
| 10/19/2011 | CN102218238A Blast furnace slag filter |
| 10/19/2011 | CN101906492B Method for preparing metallic iron and cement from converter slag |
| 10/13/2011 | WO2011124455A1 Device for generating granules from a mineral melt |
| 10/13/2011 | US20110247457 Process for production of direct reduced iron |
| 10/12/2011 | EP1664353B2 Method and system for granulating slag |
| 10/12/2011 | CN202007236U Drum parent plate lining plate device |
| 10/12/2011 | CN102212707A Method for decomposing titanium-containing blast-furnace slag through fused salt |
| 10/12/2011 | CN102212627A Device for crushing steel slag and recovering heat |
| 10/12/2011 | CN102212626A Chromium slag steel-making detoxifying process |
| 10/05/2011 | CN201999952U Molten blast furnace slag high-temperature sensible heat recovery system |
| 10/05/2011 | CN201999951U Production device for three-dimensional steel slag micropowder |
| 10/05/2011 | CN201997173U Slag-water separation device for blast furnace slag |
| 10/05/2011 | CN102206729A Method for recycling steel slag of LF (Low Frequency) furnace |
| 09/28/2011 | CN102199680A Cyclical low-carbon metallurgical method with tail gas conversion by plasma |
| 09/28/2011 | CN102199677A Method for recycling converter slags |
| 09/28/2011 | CN101845526B Method for controlling centrifugal granulation of molten blast furnace slag |
| 09/21/2011 | CN201981215U 高炉熔渣收取装置 Blast furnace slag collection apparatus |
| 09/21/2011 | CN201981212U 一种高炉炉渣处理系统 One kind of blast furnace slag handling system |
| 09/21/2011 | CN102191343A Aircooled crushing device and method of molten steel slag |
| 09/21/2011 | CN102191342A Comprehensive treatment system and method of steel slag roller crushing-waste heat press self-dissolving and waste heat recovery |
| 09/15/2011 | WO2011109993A1 Steel slag self-slaking device using residual heat and pressure and method thereof |
| 09/14/2011 | EP1366002B1 Production of products from steel slags |
| 09/14/2011 | CN201973217U 双腔式滚筒渣处理装置的柔性传动装置 Flexible gear twin-roller slag processing device |
| 09/14/2011 | CN102181591A Controllable temperature cooling device of multitube in-tank slag |
| 09/14/2011 | CN102181590A Slagging and antifoaming agent |
| 09/14/2011 | CN102181589A Method for tipping molten slag in airtight system |
| 09/14/2011 | CN102181588A Method for recycling refined casting residues during steelmaking in steel plant |
| 09/14/2011 | CN101660015B Processing system of heating by using waste heat of hot water for slag flushing in blast furnace |
| 09/13/2011 | CA2418020C Steel slag processing jig system |
| 09/09/2011 | WO2011107124A1 Preparation method for stainless steel slags and steelmaking slags for recovering metal |
| 09/09/2011 | CA2791123A1 Preparation method for stainless steel slags and steelworks slags for recovery of metal |
| 09/07/2011 | CN201962303U 钒钛高炉渣液金属铁回收分离装置 Vanadium and titanium slag liquid metal iron recycling separation plant |
| 09/07/2011 | CN101717837B Chemical activation liquid of converter slag and application method thereof |
| 09/07/2011 | CN101628282B Online automatic slag tank spraying process and device thereof |
| 08/31/2011 | CN201952438U 高强耐磨脱水器 High-strength wear-resistant dehydrator |
| 08/31/2011 | CN102168155A Production process of steel slag micro-powder |
| 08/31/2011 | CN101792830B Method and device for collecting steam of flushing cinder and afterheat of hot water in iron-making blast furnace |
| 08/30/2011 | US8007712 Reinforced refractory crucibles for melting titanium alloys |
| 08/24/2011 | CN102165082A Production of ferro-alloys |
| 08/24/2011 | CN102162016A Method and system for recovering high-temperature sensible heat of molten blast furnace slag |
| 08/18/2011 | WO2011097914A1 Device for separating blast-furnace slag from water |
| 08/17/2011 | CN201930639U 冲渣水处理换热成套设备 Slag water heat exchanger equipment |
| 08/17/2011 | CN1985009B Process and apparatus for granulating a melt |
| 08/17/2011 | CN102154531A Method for producing artificial rutile from titanium-containing blast furnace slags |
| 08/16/2011 | US7998242 Method and apparatus for carrying out a metallurgical process |
| 08/10/2011 | CN201924026U 转炉钢渣热焖炉 BOF slag furnace hot stew |
| 08/10/2011 | CN101649364B Blast furnace slag processing device |
| 08/09/2011 | US7993573 Slag transport and dumping apparatus and method |
| 08/04/2011 | US20110185856 Ironmaking and Steelmaking |
| 08/03/2011 | CN201915111U 一种渣罐隔栅 One kind of slag pot grill |
| 08/03/2011 | CN201915110U 重型冶金罐包类运输车 Heavy metallurgical tank bags truck |
| 08/03/2011 | CN201915109U 一种闷渣池钢坯固定结构 A slab fixed structure stuffy slag pool |
| 08/03/2011 | CN201915108U 闷渣回水余热利用装置 Stuffy backwater slag waste heat utilization equipment |
| 08/03/2011 | CN102140561A Slag quenching system and process |
| 08/03/2011 | CN102140560A Disc type water-slag separating device and system for treating blast-furnace slag |
| 08/03/2011 | CN101654717B Comprehensive treatment method of blast furnace dedusting ash |
| 07/28/2011 | US20110179910 Process for producing agglomerates of finely particulate iron carriers |
| 07/20/2011 | CN201901674U Waste heat utilizing system for slag quenching water from blast furnace |
| 07/20/2011 | CN101545018B Technological method of ladle slag thermal processing |
| 07/14/2011 | US20110167960 Flux for refining steel of low nitrogen, low oxygen and low sulfur |
| 07/14/2011 | DE102009060840A1 System for feeding a dry cooler device for metallurgical slag, comprises a temporary storage upstream the dry cooler device, which receives impulsive effect of the metallurgical slag, and dischargeable through a tilting on a troughed belt |
| 07/13/2011 | CN101736099B Secondary treatment system for steel slag and method thereof |
| 07/06/2011 | CN201890886U Cylindrical slag-water separator |
| 06/30/2011 | US20110154950 Burner and Method for Processing Oxidizable Materials |
| 06/29/2011 | CN201883099U Iron recycling device for steel slag powder |
| 06/29/2011 | CN201880621U Nozzle device for processing steel-making slag |
| 06/23/2011 | US20110146447 Method for Controlling Foamed Slag in a Stainless Melt in an Electronic Arc Furnace |
| 06/22/2011 | CN201873694U Inclined type roller slag treatment device adopting vertical feeding |
| 06/22/2011 | CN201873693U Dry type palletizing and heat energy recovering system of metallurgical slag |
| 06/16/2011 | WO2011069374A1 System for semi-wet treating furnace slag, recovering waste heat and generating power and method thereof |
| 06/16/2011 | US20110140322 Compressive rod assembly for molten metal containment structure |
| 06/16/2011 | US20110138965 Process and device for producing pig iron or liquid steel precursors |
| 06/15/2011 | CN201862301U Blast furnace slag washing water filter |
| 06/15/2011 | CN101760572B High-temperature slag handling technology by tilting roller process and device |
| 06/15/2011 | CN101736102B Slag and water separation equipment of blast-furnace slag |
| 06/15/2011 | CN101665845B Liquid blast furnace slag granulation method and device thereof |
| 06/09/2011 | WO2011067400A1 Installation and method for processing molten material produced by a metallurgical plant, in particular for processing blast furnace slag |
| 06/08/2011 | EP2329054A1 Production of ferro-alloys |
| 06/08/2011 | CN101691620B Process and device for processing liquid steel slag |
| 06/08/2011 | CN101501228B Method of producing high strength, high stiffness and high ductility titanium alloys |
| 06/03/2011 | WO2011063672A1 Method for iron-making with full oxygen and hydrogen-rich gas and equipment thereof |
| 06/03/2011 | CA2773589A1 Method for iron-making with full oxygen and hydrogen-rich gas and equipment thereof |
| 05/25/2011 | CN201844678U Reducing agent filling device and high-blast-slag electric furnace with reducing agent filling device |
| 05/25/2011 | CN102071270A Method for setting total water amount of thermal process of steel slag strip ladle |
| 05/25/2011 | CN102071269A Method for sintering by utilizing iron mud generated in smelting steel |
| 05/25/2011 | CN101705315B Protective sliding door used for steel slag treatment |
| 05/18/2011 | CN201834969U Slag pot in steel production and spraying device thereof |
| 05/18/2011 | CN201834928U Metallurgical liquid tank |
| 05/18/2011 | CN201834927U Large-capacity electric tipping slag tank truck |
| 05/18/2011 | CN201834926U Finned pipe type waste heat and scrap steel recycling device for high-temperature melted slags of electric furnace |
| 05/18/2011 | CN201834925U Residual heat and steel scrap recovery device for high-temperature melted slag in metallurgical furnace |