| 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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| 09/14/2011 | CN102181588A Method for recycling refined casting residues during steelmaking in steel plant |
| 09/14/2011 | CN101935735B Production method for combined forging and pressing oxygen lance nozzle and mould special for same |
| 09/14/2011 | CN101724778B Steel for automobile beam and with yield strength more than 500 MPa and manufacturing method thereof |
| 09/14/2011 | CN101570805B Method for producing low alloy steel containing manganese and chromium by using dephosphorized molten iron, manganese ores and chromium ores |
| 09/14/2011 | CN101538623B Process for manufacturing T/P91.92 fine-grained heat-resistant steel pipe |
| 09/13/2011 | US8017068 Inducing swirl in a gas flow |
| 09/13/2011 | US8016910 Method for producing liquid pig iron or liquid steel intermediate products from fine-particled material containing iron oxide |
| 09/07/2011 | CN201962316U 用于转炉出钢口闸阀挡渣的复合滑板砖 Composite skateboard brick for converter slag tap hole gate of |
| 09/07/2011 | CN201962315U 转炉副枪系统校验装置 BOF Vice gun system calibration device |
| 09/07/2011 | CN201962314U 一种氧枪套密封装置 An oxygen holsters sealing device |
| 09/07/2011 | CN201962313U 一种烟罩防漏水装置 A water leak device HOOD |
| 09/07/2011 | CN201962312U 静电除尘器入口气流分布板 Electrostatic precipitator inlet air distribution plate |
| 09/07/2011 | CN102177258A Method and devices for regulating the flow rate and for slowing down melt streams through magnetic fields in the tapping of metallurgical containers such as blast furnaces and melt furnaces |
| 09/07/2011 | CN102177257A Method and devices for regulating the flow rate and for slowing down non-ferromagnetic, electrically-conducting liquids and melts |
| 09/07/2011 | CN102174666A Preparation method of high-temperature-resisting, abrasion-resisting, corrosion-resisting and antimagnetic material |
| 09/07/2011 | CN102174665A Air supply control method for converter |
| 09/07/2011 | CN101892346B Layout structure in converter steelmaking bidirectional steel supply system and method for arranging steel ladles and slag ladles |
| 09/07/2011 | CN101805874B Low-carbon Mn-Cr steel for engine camshaft and manufacturing method thereof |
| 09/07/2011 | CN101805814B Oxygen lance spray nozzle for converter |
| 09/07/2011 | CN101736118B Installation method of track beam of oxygen lance for steel-making converter |
| 09/07/2011 | CN101717837B Chemical activation liquid of converter slag and application method thereof |
| 09/07/2011 | CN101693940B Utilizing method of waste slag of vacuum degassing refining furnace |
| 09/07/2011 | CN101634521B Casting method of cast steel rotary furnace flue |
| 09/07/2011 | CN101532774B Manual rotary type furnace door carbon oxygen lance |
| 09/06/2011 | US8012237 Process for producing molten iron |
| 09/06/2011 | CA2532927C Method of charging fine-grained metals into an electric-arc furnace |
| 09/01/2011 | WO2011106012A1 Apparatus and method for treating exhaust gas |
| 09/01/2011 | US20110209579 System for furnace slopping prediction and lance optimization |
| 09/01/2011 | US20110209576 Method for operating a blast furnace and blast furnace installation |
| 09/01/2011 | CA2791007A1 Apparatus and method for treating exhaust gas |
| 08/31/2011 | EP2362217A1 Molten metal measuring system and probe used in the system |
| 08/31/2011 | EP2362124A1 Quick-closing valve with metering discharge |
| 08/31/2011 | CN201952451U 转炉气动事故倾动装置 Air accident converter tilting device |
| 08/31/2011 | CN201952450U 方形出钢口扩孔钻头 Square tapping hole reaming drill bit |
| 08/31/2011 | CN201952449U 螺旋形出钢口扩孔钻头 Spiral tap hole reaming drill bit |
| 08/31/2011 | CN201952448U 炼钢转炉氧枪的刮渣器 Oxygen converter steel slag scraping gun |
| 08/31/2011 | CN201952447U 用于转炉内的砌砖平台 Within the converter platform for bricklaying |
| 08/31/2011 | CN201952446U 转炉托圈安装回转装置 Converter Ring rotary device installation |
| 08/31/2011 | CN201949956U 一种应用于钢材生产的顶枪 Applied to steel production of top gun |
| 08/31/2011 | CN1902329B Method for pre-heating, transforming and melting a metal charge and relative plant |
| 08/31/2011 | CN102171370A Low cost making of a low carbon, low sulfur, and low nitrogen steel using conventional steelmaking equipment |
| 08/31/2011 | CN102168163A Heating slag melting agent for smelting low-silicon liquid iron and preparation method of the heating slag melting agent |
| 08/31/2011 | CN102168161A Method for filling gap between bricks and lining of tapping hole of converter |
| 08/31/2011 | CN102168160A Converter steelmaking technology for directly reducing-alloying manganese ore |
| 08/31/2011 | CN101798614B Composite dual-spherical supporting and connecting device |
| 08/30/2011 | US8007711 Method for operating a converter |
| 08/30/2011 | DE202009016140U1 Konverter-Schwimmkegel Converter swimming cone |
| 08/25/2011 | WO2011103132A1 Copper anode refining system and method |
| 08/25/2011 | WO2011102748A1 Method and apparatus for producing steel, and the continuous casting of steel |
| 08/25/2011 | WO2011101138A1 Monitoring device for a sliding closure, a casting tube changer or the like on a metallurgical vessel |
| 08/25/2011 | US20110204204 Torque Support for A Converter Tilting Drive |
| 08/25/2011 | CA2789755A1 Copper anode refining system and method |
| 08/24/2011 | EP2360282A1 Electric arc furnace |
| 08/24/2011 | CN201942703U 一种组合式侧吹枪护砖 A modular retaining brick side-blown gun |
| 08/24/2011 | CN201942702U 转炉烟尘除尘装置 Converter dust removal device |
| 08/24/2011 | CN201942701U 用于转炉顶底复吹的集束式炉底供气元件 For the top and bottom blowing converter cluster hearth gas components |
| 08/24/2011 | CN102165082A Production of ferro-alloys |
| 08/24/2011 | CN102162068A Spring steel and manufacturing and thermal treatment method thereof |
| 08/24/2011 | CN102162020A Foaming agent for electrosmelting of stainless steel and using method thereof |
| 08/24/2011 | CN102161139A Production method for manufacturing steel wire rod for X80 pipe line steel submerged arc welding wire |
| 08/24/2011 | CN101748331B High-speed railway frog manufactured from nano-bainitic steel with high aluminum content and manufacturing method thereof |
| 08/23/2011 | US8002871 Methods and apparatus for an oxygen furnace quality control system |
| 08/23/2011 | CA2654912C Oxygen injection method |
| 08/18/2011 | WO2011098318A1 Tiltable converter having a pendulum bar suspension |
| 08/18/2011 | US20110197712 Method of coal gasification and direct ironmaking and system therefor |
| 08/18/2011 | US20110197708 Process for Producing Foamed Slag |
| 08/18/2011 | DE102010025562A1 Injektorkühlblock zur Halterung mindestens eines Injektors Injektorkühlblock for holding at least one injector |
| 08/17/2011 | CN201933106U 一种旋转式水冷防高温辐射作业保护装置 A rotary water-cooled high temperature anti-radiation protective device operations |
| 08/17/2011 | CN201933105U 防漩流锤 Anti swirling hammer |
| 08/17/2011 | CN102159732A Oxygen blowing lance with protection element |
| 08/17/2011 | CN102159731A Process for producing molten iron |
| 08/17/2011 | CN102159730A A material supply apparatus and process |
| 08/17/2011 | CN102154534A Arc furnace smelting high-sulfur alloy steel and preparation method thereof |
| 08/17/2011 | CN102153358A Slag dart pouring material used for steel-making and vanadium-extracting converter, slag dart and preparation method thereof |
| 08/17/2011 | CN101812562B Safe and high-efficiency recovery method for converter gas |
| 08/17/2011 | CN101705328B Method for manufacturing slagging pellets by using waste magnesia carbon brick hot end |
| 08/17/2011 | CN101650559B System and method for automatically closing oxygen lance during network interruption of converter control system |
| 08/17/2011 | CN101643816B Sublance body |
| 08/17/2011 | CN101638710B Three-supporting surface prestress blocking seat mechanism of converter |
| 08/17/2011 | CN101365810B A dust recycling system for enhanced availability of Corex |
| 08/16/2011 | US7998400 Gas supply system for a metallurgical furnace and method for operating this system |
| 08/16/2011 | US7998243 Method of producing steel with high manganese and low carbon content |
| 08/16/2011 | US7998242 Method and apparatus for carrying out a metallurgical process |
| 08/16/2011 | US7998237 Method and installation for the production of steel products having an optimum surface quality |
| 08/11/2011 | WO2011095377A1 Device for recording at least one measured value on a furnace, and furnace |
| 08/11/2011 | WO2011095193A1 Gas purging device |
| 08/11/2011 | DE102010034729A1 Metallurgisches Gefäß und Verfahren zur Herstellung einer Wandung des Gefäßes A metallurgical vessel and method for manufacturing a wall of the vessel |
| 08/11/2011 | DE102010001669A1 Vorrichtung zur Erfassung mindestens einer Messgröße an einem Ofen, sowie Ofen A device for detecting at least one measured quantity to an oven and oven |
| 08/10/2011 | EP2354259A1 Vacuum circulation gas removal assembly with ignitor |
| 08/10/2011 | EP2352853A1 Nozzle for injecting gas containing oxygen into a pig iron device having an injector insertion pipe |
| 08/10/2011 | EP2352607A2 Method for exchangeably fastening a refractory purge plug or sleeve and a container for molten metal |
| 08/10/2011 | CN201924038U 转炉的回炉控制系统 Recycled converter control system |
| 08/10/2011 | CN201924037U 一种大型转炉炉衬上修修砌设备 Repair hermitages devices on a large-scale converter lining |
| 08/10/2011 | CN201924036U 一种转炉湿法除尘装置 One kind of wet dust removal device converter |
| 08/10/2011 | CN201924035U 复吹转炉旋流底吹供气元件 LBE cyclone bottom blowing gas components |
| 08/10/2011 | CN1818088B Steel smelting and carburating method |
| 08/10/2011 | CN102146500A Fluxing agent for smelting steel as well as preparation and use methods thereof |
| 08/10/2011 | CN102146493A Method for smelting clean steel in electromagnetic induction furnace by blowing CO2 |
| 08/10/2011 | CN102146492A Method for installing converter body equipment and tooling platform |
| 08/10/2011 | CN102146491A Method for smelting clean steel by supplementation and decarburization with CO2 at end of converter blowing |