| Patents for C21C 7 - Treating molten ferrous alloys, e.g. steel, not covered by groups (11,430) |
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| 03/05/2015 | US20150061200 Apparatus for making liquid iron and steel |
| 03/05/2015 | US20150059527 Methods for treating an offgas containing carbon oxides |
| 03/04/2015 | EP2843074A1 Rail |
| 03/03/2015 | US8969236 Process and catalyst for production of mixed alcohols from synthesis gas |
| 02/26/2015 | WO2015025758A1 Non-oriented magnetic steel sheet and hot-rolled steel sheet thereof |
| 02/19/2015 | WO2015022899A1 Electric-resistance-welded steel pipe with excellent weld quality and method for producing same |
| 02/12/2015 | WO2015020262A1 Molten iron refining method and device thereof |
| 02/12/2015 | WO2015020169A1 Steel having superior rolling fatigue life |
| 02/12/2015 | WO2015020028A1 Soft high-carbon steel sheet |
| 02/12/2015 | US20150040722 Iron reduction process and equipment |
| 02/11/2015 | CN204151405U 球墨铸铁球化系统 Ductile iron ball system |
| 02/11/2015 | CN104342599A 一种汽车大梁用黑皮钢带的生产方法 An automobile with a black steel girder production methods |
| 02/11/2015 | CN104342533A 一种冶炼含有活泼元素用钢的专用造渣剂及其制备方法 A special slagging and preparation method of smelting steel containing active elements |
| 02/11/2015 | CN103341606B 一种可用于中间包的高镁质覆盖剂材料及其制备方法 High magnesia cover agent material and method which can be used in the middle pack |
| 02/11/2015 | CN103243195B 一种高性能风力发电电机轴用钢锭冶炼工艺 A high-performance wind power motor shaft ingot smelting process |
| 02/05/2015 | WO2015015468A1 A ferronickel product and a process for its production |
| 02/05/2015 | US20150034212 Non-Oriented Electrical Steel Sheet with Fine Magnetic Performance, and Calcium Treatment Method Therefor |
| 02/04/2015 | EP2832888A1 Unoriented silicon steel and method for manufacturing same |
| 02/04/2015 | EP2832885A1 Method for producing mold steel, mold steel, method of producing pre-hardened mold material, and pre-hardened mold material |
| 02/04/2015 | CN204138696U 辅助铁水扒渣的吹气聚渣喷枪 Auxiliary blowing molten slag polyethylene slag gun |
| 02/04/2015 | CN104334750A 熔融金属容器的衬里构造 Molten metal container lining structure |
| 02/04/2015 | CN104328329A 一种高钛微合金钢冶炼过程中钛元素的添加方法 A high-titanium micro-alloy steel smelting process of adding titanium element method |
| 02/04/2015 | CN104328323A 一种锰铁合金材料及制备方法 One kind of manganese ferroalloy material and preparation method |
| 02/04/2015 | CN104328245A 一种不经lf炉精炼生产s≤0.002%合金钢的方法 After a non-production s≤0.002% lf steel refining methods |
| 02/04/2015 | CN104328244A 一种防止核电用20控Cr钢石墨组织出现的强磁场精炼方法 A nuclear power control with 20 Cr steel graphite structure appears strong magnetic refining methods to prevent |
| 02/04/2015 | CN104328242A 含钒钛高磷铁水的炼钢方法 Vanadium and titanium steel high-phosphorus-containing molten iron |
| 02/04/2015 | CN104328240A 一种采用转炉冶炼高碳低磷钢的方法 One kind of using phosphorus-carbon steel smelting method |
| 02/04/2015 | CN103397143B 一种改善Ti-IF水口堵塞的精炼方法 A refining method Ti-IF nozzle clogging improvement |
| 02/04/2015 | CN103320704B 一种高性能的轴承钢的生产方法 A high-performance production methods bearing steel |
| 02/04/2015 | CN103266199B 一种半钢炼钢造渣工艺及半钢炼钢方法 A semi-steel steelmaking slag process and semi-steel steelmaking method |
| 02/04/2015 | CN103114257B 具有稳定氧化层免酸洗高强大梁用钢及其制造方法 Free acid having a stable oxide layer and manufacturing method of high-strength steel girders |
| 02/04/2015 | CN102806330B 一种提高厚大断面连铸坯内部质量的方法 Method for improving internal quality heavy section billet method |
| 01/29/2015 | WO2015012354A1 Exhaust gas treatment method and exhaust gas treatment device |
| 01/29/2015 | US20150027656 Method for preparing low-cost clean steel |
| 01/28/2015 | CN204129494U 一种喂丝机的自动控制器 One kind of automatic wire feeding machine controller |
| 01/28/2015 | CN204125482U 真空脱气精炼炉的干式真空泵组装置 Dry vacuum pump group refining furnace vacuum degassing device |
| 01/28/2015 | CN204125481U 一种新型浸没式冶金顶吹喷枪 A new top-blowing lance submerged metallurgy |
| 01/28/2015 | CN204125480U 一种冶金铁水纯化搅动混合装置 A metallurgical iron purification agitation mixing device |
| 01/28/2015 | CN204124129U 搅拌头更换小车轨道装置 Mixing head replacement trolley rail unit |
| 01/28/2015 | CN204122748U 一种钢包底吹装置 One kind of ladle bottom blowing device |
| 01/28/2015 | CN104313494A 一种超临界锅炉用钢sa-335p92的冶炼方法 A supercritical boiler steel smelting method of sa-335p92 |
| 01/28/2015 | CN104313309A 矿热炉与aod炉双联法不锈钢生产工艺及系统 Aod submerged arc furnace with double stainless steel production process and its associated systems |
| 01/28/2015 | CN104313251A 一种应用高碳钢生产的精炼渣 One application of high-carbon steel production refining slag |
| 01/28/2015 | CN104313250A 一种轧辊用高速钢钢水出钢脱氮方法 One kind of roll out of high speed steel molten steel denitrification |
| 01/28/2015 | CN104313249A 控制细化vn析出相尺寸及数量的方法 Control the size and number of refinement vn phase precipitation method |
| 01/28/2015 | CN104313248A 一种钢包精炼辅助吹氩装置 One kind of auxiliary ladle argon blowing device |
| 01/28/2015 | CN104313247A 一种钢包吹氩故障自动报警装置 One kind ladle argon automatic fault alarm device |
| 01/28/2015 | CN104313246A 一种应用于kr脱硫法的控制方法 Applied to the control method of desulfurization kr |
| 01/28/2015 | CN104313245A 重轨钢精炼快速脱硫的方法 Heavy rail steel refining rapid desulfurization methods |
| 01/28/2015 | CN104313244A 一种脱氧剂的制备方法 Method for preparing a deoxidizer |
| 01/28/2015 | CN104313243A 一种炼钢用脱氧剂制备方法 One kind of preparation for steelmaking deoxidizer |
| 01/28/2015 | CN104313242A 一种炼钢用脱氧剂及其制备方法 One kind of steelmaking deoxidizer and its preparation method |
| 01/28/2015 | CN104313241A 一种aod炉冶炼不锈钢的方法 One kind of stainless steel smelting furnace method aod |
| 01/28/2015 | CN104313240A 一种304ln核电用奥氏体不锈钢的制备方法 One kind 304ln preparation of austenitic stainless steels used in nuclear power |
| 01/28/2015 | CN104313234A 提高贵重合金元素回收率的方法 Improve the recovery of valuable alloying elements method |
| 01/28/2015 | CN104313231A 一种脱硫枪 A desulfurization gun |
| 01/28/2015 | CN104313212A 一种铁水保温剂、其制备方法及铁水保温的方法 Molten iron insulation agent, its preparation method and iron insulation |
| 01/28/2015 | CN103429765B 材料供给装置 Material supply means |
| 01/28/2015 | CN103352102B 旋转真空除气装置 Rotary vacuum degasser |
| 01/28/2015 | CN101631879B 用于减少电弧炉中高铬含量渣的方法 Reduce electric arc furnace slag high chromium content method for |
| 01/21/2015 | CN204111806U 防事故驱动装置 Accident prevention drive |
| 01/21/2015 | CN204111805U 一种带有挡墙的rh真空精炼装置 Rh a retaining wall with a vacuum refining apparatus |
| 01/21/2015 | CN204111804U 真空槽顶枪自动对中装置 Vacuum tank top gun automatic centering device |
| 01/21/2015 | CN204111803U 具有导流槽喷口结构的铁水预处理喷枪 Hot Metal Pretreatment with a diversion tank gun nozzle structure |
| 01/21/2015 | CN204111802U 蜂窝式喷口结构铁水预处理喷枪 Cellular hot metal pretreatment gun nozzle structure |
| 01/21/2015 | CN204111801U 铁水炉外精炼预处理脱硫喷镁枪 Pretreatment of hot metal refining magnesium desulfurization spray gun |
| 01/21/2015 | CN204111800U 一种铝镁铁脱氧剂 One kind of iron-magnesium deoxidizer |
| 01/21/2015 | CN204111799U 一种新型铝镁合金包芯线 A new aluminum-magnesium alloy cored wire |
| 01/21/2015 | CN204111793U 一种脱硫枪 A desulfurization gun |
| 01/21/2015 | CN104294171A 一种316ln核电用奥氏体不锈钢的制备方法 One kind 316ln preparation of austenitic stainless steels used in nuclear power |
| 01/21/2015 | CN104294149A 一种350MPa级耐低温热轧H型钢及其制备方法 One kind of 350MPa grade low temperature hot-rolled H-beam and its preparation method |
| 01/21/2015 | CN104294009A 用于不锈钢脱硅冶炼的顶底复合吹炼方法 For stainless steel top and bottom off the silicon smelting complex blowing method |
| 01/21/2015 | CN104294008A 铁水脱硫剂及应用 Application of hot metal desulphurization agents |
| 01/21/2015 | CN104294007A 利用碳酸钠和钢渣的高性能压块及其制造方法 And its manufacturing method uses a high-performance compact sodium carbonate and slag |
| 01/21/2015 | CN104294006A 一种炼钢用脱氧剂 One kind of steelmaking deoxidizer |
| 01/21/2015 | CN104294005A 一种含Ti不锈钢的熔炼方法 A Ti-containing stainless steel smelting |
| 01/21/2015 | CN104294004A 一种提高430铁素体不锈钢铸锭等轴晶率的熔炼方法 A smelting process 430 ferritic stainless steel ingot equiaxed rate increase |
| 01/21/2015 | CN104294001A 一种转炉炼钢的方法 Converter steelmaking method |
| 01/21/2015 | CN104293999A 一种利用含碳球/块改善铁水质量的方法 A use of carbonaceous ball / block approach to improve the quality of hot metal |
| 01/21/2015 | CN104289703A 一种钢包透气砖清扫工艺 One kind ladle purging cleaning process |
| 01/21/2015 | CN103243194B 一种向钢液中加入纳米粒子以优化钢组织的方法 Adding nanoparticles to a liquid steel in order to optimize the steel structure of the method |
| 01/21/2015 | CN103215406B 一种低碳、超低硫钢的冶炼方法 A low-carbon, ultra-low sulfur steel smelting method |
| 01/21/2015 | CN103173592B 一种利用高炉渣制备的钢包覆盖剂 Prepared using a high slag ladle cover agent |
| 01/21/2015 | CN103173591B 一种铁水包覆盖剂 One kind of ladle cover agent |
| 01/21/2015 | CN102839251B 低磷钢的冶炼方法 Phosphorus steel smelting method |
| 01/15/2015 | WO2015005023A1 Method for producing steel material |
| 01/15/2015 | WO2015003669A1 Fluxing agent, process of its production, agglomeration mixture and use of slug from secondary metallurgy |
| 01/14/2015 | EP2824192A1 Non-oriented electrical steel sheet with fine magnetic performance, and calcium treatment method therefor |
| 01/14/2015 | EP2823071A1 Method for operating a vacuum melting system and vacuum melting system operated according to said method |
| 01/14/2015 | EP2823070A1 Method for operating a vacuum melting system, and vacuum melting system operated according to said method |
| 01/14/2015 | CN204097510U 一种配置无铬砖的rh真空精炼炉 One configuration of chrome-free vacuum refining furnace bricks rh |
| 01/14/2015 | CN204097509U 一种混合式真空泵结构 A hybrid vacuum structure |
| 01/14/2015 | CN204097508U 一种钢包底吹砖吹扫装置 One kind of ladle bottom blowing brick purge |
| 01/14/2015 | CN204097507U 一种炉外精炼用新型包芯线 Refining furnace outside a novel cored wire |
| 01/14/2015 | CN204095818U 一种rh精炼炉用浸渍管维修喷补台车 One kind rh refining furnace repair gunning snorkel trolley |
| 01/14/2015 | CN104278197A 一种低硅高钛焊丝用钢的冶炼方法 A low silicon steel smelting high-titanium wire method |
| 01/14/2015 | CN104278158A 含铅易切削钢的冶炼工艺 Smelting process leaded free cutting steel |
| 01/14/2015 | CN104278131A 一种精炼渣回收利用方法 One kind of refining slag recycling method |
| 01/14/2015 | CN104278130A 一种lf炉渣碱度快速调整工艺 Lf one kind of rapid adjustment process slag basicity |
| 01/14/2015 | CN104278129A 一种钢锭冶炼中的脱氮方法 One kind of ingot smelting denitrification |