| Patents for C21C 5 - Manufacture of carbon steel, e.g. plain mild steel, medium carbon steel, or cast-steel (14,381) |
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| 03/15/2012 | WO2012032421A1 Brush-arc furnaces and a method of processing ores |
| 03/15/2012 | WO2012032379A1 Method and plant for treating metallurgical slag |
| 03/15/2012 | WO2012031973A1 Charging device for a melting furnace of a melt-metallurgical plant |
| 03/15/2012 | WO2011154179A3 Device for temperature measurement in a converter |
| 03/15/2012 | US20120060650 Method for manufacturing molten iron |
| 03/14/2012 | EP2427581A1 Process for slag foaming a non-stainless steel melt in an electric arc furnace |
| 03/14/2012 | EP2099940B1 Method of regulating the output of carbon monoxide in a metallurgical melting process |
| 03/14/2012 | CN202166303U 炼钢电炉用水循环装置 EAF water circulation device |
| 03/14/2012 | CN202164321U 用于转炉出钢口挡渣闸阀的上水口砖 The nozzle brick for converter slag taphole gate valve |
| 03/14/2012 | CN202164320U 一种转炉炼钢防止蘑菇头堵塞的装置 Mushroom head converter steelmaking prevent clogging device |
| 03/14/2012 | CN202164319U 脱水器防堵塞装置 Dehydrator anti-blocking device |
| 03/14/2012 | CN202164318U 一种转炉吹炼厂房环境集烟装置 One kind of converter blowing the smoke device refinery room environment |
| 03/14/2012 | CN102373313A Electric furnace smelting stainless steel slagging method |
| 03/14/2012 | CN102373312A Primary fume dry method dedusting system of vanadium recovery converter |
| 03/14/2012 | CN102373311A Slag modification method of stainless steel smelting end slag used for converter splash protection |
| 03/14/2012 | CN102373310A Method for guiding converter reblowing process operation |
| 03/08/2012 | WO2012028868A1 Gas filling apparatus |
| 03/07/2012 | CN202157087U 一种高效电炉炼钢系统 An efficient system of EAF |
| 03/07/2012 | CN102367545A A572Gr50 boron-added-steel steel plate and production method thereof |
| 03/07/2012 | CN102367542A Deformation aging performance-guaranteed S355K2-Z35 moderately thick plate and production method thereof |
| 03/07/2012 | CN102367503A Method for controlling contents of phosphorus, sulfur and hydrogen in molten steel |
| 03/07/2012 | CN102367501A Process for smelting ultrapure bearing steel in electric furnace |
| 03/07/2012 | CN102367500A Automatic control method of duplex decarburization converter |
| 03/07/2012 | CN102367499A Technology for producing cold-bonded pellets from dust collected by converter dry dedusting |
| 03/07/2012 | CN101603112B Anti-rotation device of rotary joint |
| 03/06/2012 | CA2576444C Method of and smelter for producing steel with high manganese and low carbon content |
| 03/01/2012 | WO2012025262A1 Tiltable converter comprising pendulum rod suspension |
| 03/01/2012 | US20120049420 Dust collection system for calcine transfer container |
| 03/01/2012 | DE102010035412A1 Verfahren und Vorrichtung zur spektroskopischen Temperatur- und Analysebestimmung von flüsssigen Metallbädern in metallurgischen Gefäßen, insbesondere Konvertern Method and apparatus for the spectroscopic determination of temperature and analysis flüsssigen metal baths in metallurgical vessels, in particular converters |
| 03/01/2012 | DE102010035411A1 Verfahren zur Temperaturkontrolle des Metallbades während des Blasprozesses in einem Konverter Method for temperature control of the metal bath during the blowing process in a converter |
| 02/29/2012 | EP2423674A2 Method and device for spectroscopic temperature measurement and analysis of liquid metal baths in metallurgical containers, in particular converters |
| 02/29/2012 | EP2423336A1 Method for controlling the temperature of the metal bath during the blowing process in a converter |
| 02/29/2012 | CN202152356U 转炉出钢口挡渣闸阀的下滑板砖 BOF slag taphole gate fell tile |
| 02/29/2012 | CN202152355U 转炉出钢口挡渣闸阀的下水口砖 BOF slag taphole brick gate of the drain |
| 02/29/2012 | CN102365373A A direct smelting process and apparatus |
| 02/29/2012 | CN102363869A Manufacturing method of free-cutting ferritic stainless steel 430FM |
| 02/29/2012 | CN102363827A Method and system for coordinative production of electric arc furnace and waste heat recovery device |
| 02/29/2012 | CN102363826A Gas cooling equipment for removing dust of converter gas in dry method |
| 02/29/2012 | CN102363825A Method, device and system for controlling furnace conditions of convertor steelmaking |
| 02/29/2012 | CN101962702B Method for controlling non-metallic inclusions in steel |
| 02/29/2012 | CN101545025B Rapid repairing method for water leakage of converter oxygen lances |
| 02/28/2012 | US8124006 Ladle for molten metal delivery |
| 02/28/2012 | US8124004 Slag door assembly for an electric arc furnance |
| 02/23/2012 | WO2012023029A1 Method and control and tracking system of the charge of material transported by a continuous supply conveyor of a metallurgical furnace, particularly an electric furnace for the production of steel |
| 02/23/2012 | CA2806993A1 Method and control and tracking system of the charge of material transported by a continuous supply conveyor of a metallurgical furnace, particularly an electric furnace for the production of steel |
| 02/22/2012 | EP2300768B1 Fixture for an injector and method for the operation thereof |
| 02/22/2012 | EP1963541B1 An improved lance for ld steelmaking |
| 02/22/2012 | EP1756320B1 Heat exchanger system used in steel making |
| 02/22/2012 | CN202149704U 一种转炉锅炉污水回收利用系统 One kind of boiler water recycling system converter |
| 02/22/2012 | CN202148328U 用于转炉出钢口挡渣闸阀的滑动水口砖 Slide gate bricks for BOF slag taphole gate valve |
| 02/22/2012 | CN202148327U 转炉出钢口挡渣闸阀的上滑板砖 BOF slag taphole brick gate on skateboard |
| 02/22/2012 | CN202148326U Steel tapping port sleeve pipe used on revolving furnace body |
| 02/22/2012 | CN202148325U 转炉煤气回收阀组安全控制装置 Converter gas recovery valve safety control device |
| 02/22/2012 | CN102361306A Energy-saving suspension wire clamp |
| 02/22/2012 | CN102358912A Convertor smelting technology method for producing low-phosphorous steel |
| 02/22/2012 | CN101962698B 一种半钢转炉炼钢的方法 A semi-steel converter steelmaking method |
| 02/22/2012 | CN101921891B 一种利用机烧尾矿辅助半钢炼钢造渣方法 A use of machine burning auxiliary semi-steel steelmaking slag tailings method |
| 02/22/2012 | CN101760578B 转炉冶炼操作决策支持系统 Smelting operations decision support system |
| 02/21/2012 | US8119077 Control joints in refractory lining systems and methods |
| 02/16/2012 | WO2012019913A1 Method for operating a charging material preheater and charging material preheater and smelting furnace system |
| 02/16/2012 | WO2012002897A4 Process for making a steel melt containing carbide forming elements from iron based raw material and a mineral containing the carbide forming element, an mixture for alloying steel and use of a mineral containing carbide forming elements for alloying a steel melt |
| 02/16/2012 | WO2011144493A3 Coating for machine parts used for producing raw iron or steel |
| 02/16/2012 | WO2011120937A3 Device for injecting gas into a metallurgical vessel |
| 02/15/2012 | EP2417412A1 Charging device |
| 02/15/2012 | CN202144500U 转炉出钢口管砖涂抹机 Converter taphole tube brick smear machine |
| 02/15/2012 | CN102352469A Ultrahigh-strength vanadium-titanium composite microalloyed high carbon steel wire rod and preparation method thereof |
| 02/15/2012 | CN102352423A Method for selecting and smelting titanium from vanadium titanomagnetite at low temperature |
| 02/15/2012 | CN102352422A Evaporative cooling tower for dry method convertor gas dedusting |
| 02/15/2012 | CN101845537B 使用aod炉顶部氧枪参与还原脱硫工艺的方法 Use aod top gun involved in the reduction of oxygen furnace desulfurization methods |
| 02/15/2012 | CN101823139B 低合金液压泵定子铸件铸造方法 Low Alloy Casting method pump stator |
| 02/15/2012 | CN101550467B 用精炼电炉生产高硅锰硅合金工艺 Alloy silico-manganese silicon with high refining furnace production |
| 02/14/2012 | US8114337 Lance extraction |
| 02/14/2012 | US8114185 Method of melting a mixture of scrap metal using scrap rubber |
| 02/09/2012 | WO2012017341A1 Building provided with a hood for drawing fumes produced in metallurgical environment |
| 02/09/2012 | US20120031232 Method and Apparatus For Coproduction of Pig Iron and High Quality Syngas |
| 02/08/2012 | EP2414117A1 Closure plug for an outlet opening of a container and container having a closure plug |
| 02/08/2012 | EP2313179B1 Combustion of co and combustibles in steel furnace offgases |
| 02/08/2012 | CN202139258U 一种电炉炼钢二次余热回收利用装置 One kind of EAF secondary heat recovery unit |
| 02/08/2012 | CN202139257U 一种电弧炉炼钢余热回收装置 One kind of electric arc furnace waste heat recovery unit |
| 02/08/2012 | CN202139256U 一种转炉出钢口挡渣闸阀机构 One kind of converter slag tap hole valve mechanism |
| 02/08/2012 | CN202139255U 转炉本体设备安装的工装平台 Tooling Platform converter main body device installed |
| 02/08/2012 | CN202139254U 一种用于汽包吊装的绑扎设备 A drum lifting lashing equipment |
| 02/08/2012 | CN202139253U 一种转炉贵重合金加料装置 One kind of precious alloy converter feeding device |
| 02/08/2012 | CN202139252U Spark collecting type cloth-bag purifying and recycling device using converter coal gas dry method |
| 02/08/2012 | CN202139251U Explosion-proof bag filter for converter gas |
| 02/08/2012 | CN102345065A Strip steel for bridge and production method and system thereof |
| 02/08/2012 | CN102345064A Strip steel and production method and system thereof |
| 02/08/2012 | CN102345055A Weldable fine grain structural steel S355NL/S355NLZ35 steel plate and its production method |
| 02/08/2012 | CN102345053A Hot-rolled structural steel ST52 medium-thick plate with thickness of 15-60mm and production method thereof |
| 02/08/2012 | CN102345049A Low alloy Q345C-Z35 thick plate and production method thereof |
| 02/08/2012 | CN102345044A Q420GJE-Z35 steel plate used for high grade high-rise building and its production method |
| 02/08/2012 | CN102344992A Composite deoxidizer used in steelmaking and use method thereof |
| 02/08/2012 | CN102344988A Method for smelting ultraclean steel by using energy-saving environment-friendly multifunctional continuous steelmaking furnace at low cost |
| 02/08/2012 | CN102344987A Primary flue gas dry dedusting process for vanadium recovering converter |
| 02/08/2012 | CN102344986A Method, device and system for controlling steel-making endpoint of converter |
| 02/08/2012 | CN102344985A Method, device and system for controlling steel-making process of converter |
| 02/08/2012 | CN102344984A Semisteel smelting and slag remaining method under dry dedusting conduction |
| 02/08/2012 | CN101988139B 一种u型开口结构的转炉托圈的组焊方法 Welding method of u-shaped opening structures Converter Ring |
| 02/08/2012 | CN101988138B 转炉托圈漏水修复的操作方法 Operation Converter Ring leak repair |
| 02/08/2012 | CN101805873B 一种低成本高强汽车大梁用钢及其制造方法 A low-cost high-strength steel for automobile frames and its manufacturing method |