| Patents for C21C 1 - Refining of pig-iron; Cast iron (3,137) |
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| 06/27/2012 | CN102517414A Stirring device for Kambara reactor (KR) molten iron desulfurization |
| 06/27/2012 | CN102517413A Multi-channel molten iron pretreatment desulfurization spray gun |
| 06/20/2012 | CN202279832U 炼钢铁水预处理中的升降搅拌装置 Steel hot metal pretreatment lift stirring device |
| 06/20/2012 | CN102505084A High-strength aluminum alloy added with TaC and preparation method for high-strength aluminum alloy |
| 06/20/2012 | CN102505062A Converter rapid desilicification and dephosphorization pretreatment method |
| 06/20/2012 | CN102031336B Particle magnesium desulfurizer/particle magnesium alloy desulfurizer based on magnesium, magnesium alloy and waste materials thereof and preparation method |
| 06/20/2012 | CN101473047B Improved method of producing ductile iron |
| 06/19/2012 | US8202476 Heat exchanger system used in steel making |
| 06/13/2012 | CN102492890A Low silicon nodularizer and application thereof |
| 06/13/2012 | CN102492889A Production and application of low silicon nodularizer |
| 06/13/2012 | CN102492888A Vermiculizer and application thereof |
| 06/13/2012 | CN102492800A Stirring device for KR method molten iron desulphurization |
| 06/13/2012 | CN102492799A Molten iron desulphurization stirring spray gun |
| 06/13/2012 | CN102492798A Molten iron desulfurization/dephosphorization spray gun |
| 06/06/2012 | CN102485931A Magnetic cast iron and casting process of casting made of the material |
| 05/30/2012 | CN202246815U Liquid iron balling bin |
| 05/30/2012 | CN202246738U Melted iron desulfurizing stirring head |
| 05/30/2012 | CN202246730U Water jacket of metal mixer |
| 05/30/2012 | CN202239601U Transportable balling package |
| 05/30/2012 | CN101643812B Metal mixer tilting system and control method thereof |
| 05/23/2012 | CN102471814A 铁水的脱硫方法 The method of hot metal desulphurization |
| 05/23/2012 | CN102465194A Dephosphorization method of molten iron for stainless steel production |
| 05/23/2012 | CN102094100B Molten iron dephosphorizing agent and application method thereof |
| 05/23/2012 | CN101705429B Production method of wire rod of high-speed railroad no-slag sleeper slab steel wire |
| 05/16/2012 | CN102453832A Preparation method of cast iron |
| 05/16/2012 | CN102453785A Pre-molten desulfurizing agent and preparation method thereof |
| 05/10/2012 | WO2012060438A1 Granulated steelmaking slag increasing yield of paddy-field rice and suppressing generation of methane and nitrous oxide, and method therefor |
| 05/09/2012 | EP2450325A1 Method for manufacturing a moulded seed crystal and moulded seed crystal |
| 05/09/2012 | CN202214376U Stream inoculation device of melting lauder of electric furnace and electric furnace with same |
| 05/09/2012 | CN102443731A Three-wire rotary controlled-speed wire feeding machine |
| 05/09/2012 | CN102443681A Granulated magnesium molten iron desulphurization spray gun |
| 05/09/2012 | CN102443675A Production method of low-sulfur steel |
| 05/02/2012 | CN202208753U Cupola furnace and electric furnace mixed smelting device |
| 05/02/2012 | CN102433498A Q550 D high-quality structural iron medium and heavy plate and production method thereof |
| 05/02/2012 | CN102433494A High-strength low-stress cast iron material and preparation process thereof |
| 05/02/2012 | CN102433491A Novel wire feeding method in casting process |
| 05/02/2012 | CN102433411A Swinging molten iron desulfurization pretreatment spray gun |
| 05/02/2012 | CN102433410A Aluminum-containing desulfurizing agent and desulfurizing process |
| 04/25/2012 | CN202201951U 一种熔炼转包机构液压传动系统 One kind of melting subcontracting agencies hydraulic transmission |
| 04/25/2012 | CN202201920U Kr螺旋搅拌头 Kr spiral mixing head |
| 04/25/2012 | CN202201916U 一种扒渣耙的连接装置 A connecting device slag harrow |
| 04/25/2012 | CN102424882A 螺旋叶片铁水脱硫旋转喷枪 Helical blades rotating gun hot metal desulphurization |
| 04/25/2012 | CN102424881A 内置式弯管脱硫喷枪 Built-in elbow desulfurization gun |
| 04/25/2012 | CN102424880A L型铁水预处理脱硫喷枪 L-hot metal desulphurization lance pretreatment |
| 04/25/2012 | CN102424879A 双喷口旋转脱硫喷枪 Double nozzle rotation desulfurization gun |
| 04/25/2012 | CN102424878A 铁水预处理脱硫喷枪及kr搅拌装置制作工艺 Kr desulfurization of hot metal pretreatment spray gun and mixing device fabrication process |
| 04/25/2012 | CN102424877A 铁水脱硫用搅拌装置 Hot metal desulphurization with a stirring device |
| 04/25/2012 | CN101914721B 兆瓦级风电高强高韧低温球铁件制备方法 Megawatt wind power high strength and high toughness low ductile iron preparation |
| 04/18/2012 | CN202193798U 一种kr脱硫搅拌装置 One kind kr desulfurization stirring device |
| 04/18/2012 | CN102418036A 15MnNiDR low alloy steel plate for low temperature pressure vessel and production method thereof |
| 04/11/2012 | CN102410827A 自动测量kr搅拌头插入深度的系统和方法 Automatic measurement of the insertion depth of the mixing head kr system and method |
| 04/11/2012 | CN102409238A 42CrMo alloy constructional steel super-thick plate and production method thereof |
| 04/10/2012 | US8153050 Device for implementing a high efficiency method of scooping-up slag from liquid iron |
| 04/04/2012 | CN102399944A 铁水脱硫处理的方法 The method of hot metal desulphurization process |
| 04/03/2012 | CA2466398C Metallurgical reactor for the production of cast iron |
| 03/28/2012 | EP2434025A1 Method of desulfurization of molten iron |
| 03/28/2012 | CN202175691U 一种球墨铸铁增碳钢包 One kind of ductile iron by steel package |
| 03/28/2012 | CN102395690A Powder transport method |
| 03/28/2012 | CN102392175A Inoculant, preparation method thereof and application thereof in nodular cast iron smelting |
| 03/28/2012 | CN102392134A High-efficiency reducing agent for casting and preparation method thereof |
| 03/28/2012 | CN102392094A Spheroidizing agent for spheroidal graphite cast iron, and preparation method thereof |
| 03/21/2012 | CN102383027A Preparation method of nodular cast iron |
| 03/21/2012 | CN102382924A Nodulizing agent for nodular cast iron and preparation method thereof |
| 03/21/2012 | CN102382923A Method for removing sulfur from magnesium granules |
| 03/21/2012 | CN102382922A Gas-blowing and slag-removing device and slag-removing method |
| 03/21/2012 | CN101649369B Melting process for producing synthetic cast iron by utilizing SiC carburizing siliconizing |
| 03/14/2012 | CN102373361A Method for extending initiation time of nodulizer, environment-friendly nodulizer and preparation 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 |
| 02/29/2012 | CN102363824A Premelted dephosphorizer for hot metal dephosphorization and preparation method thereof |
| 02/22/2012 | EP1756320B1 Heat exchanger system used in steel making |
| 02/21/2012 | US8118904 Metal powder manufacturing device, metal powder, and molded body |
| 02/15/2012 | CN202144499U 球墨铸铁型混铁炉水套 Ductile iron water jacket type Mixer |
| 02/15/2012 | CN102350495A Spheroidized ladle with long service life |
| 02/15/2012 | CN102350481A Sand mould casting method of large motor cast iron base |
| 02/08/2012 | CN102348815A Method of desulfurizing molten iron |
| 02/08/2012 | CN102345064A Strip steel and production method and system thereof |
| 02/08/2012 | CN102345059A High strength low alloy structural normalizing A633GRD steel plate and production method 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 | CN102344994A Desulfurization spray gun |
| 02/08/2012 | CN101956039B 离心铸造球墨铸铁管用管模粉及其制备工艺 Centrifugal casting ductile iron pipe pipe mold powder and its preparation process |
| 02/02/2012 | WO2012015605A1 Polypeptides for use in the deconstruction of cellulose |
| 02/01/2012 | CN102337447A Nodular cast iron and production method thereof |
| 02/01/2012 | CN102337446A Bagging process for spheroidizing |
| 02/01/2012 | CN102337371A Control method for enabling resulfurization amount of low-sulfur molten iron to be lower than 10ppm in smelting process of converter |
| 01/25/2012 | CN102330011A Production method of high-strength high-toughness nodular iron crankshaft without adding ferroalloy or isothermally quenching |
| 01/18/2012 | CN101704170B High-toughness gas shielded welding wire and preparation method and use method thereof |
| 01/12/2012 | DE102010031101A1 Verfahren zur Herstellung von Legierungsformlingen A process for the production of moldings alloy |
| 01/11/2012 | CN202107720U Metal mixer ball deflection preventing device |
| 01/11/2012 | CN202107719U Metal mixer liner |
| 01/11/2012 | CN202107718U Metal mixer |
| 01/11/2012 | CN202107717U Molten iron desulfurization stirrer with improved vane structure |
| 01/11/2012 | CN102317480A Method to obtain a high resistance gray iron alloy for combustion engines and general casts |
| 01/11/2012 | CN102312166A Stanniferous ferrite stainless steel and smelting method therefor |
| 01/11/2012 | CN102312034A Method of producing wind power casting from blast furnace molten iron |
| 01/11/2012 | CN102312033A Dephosphorization method of high-phosphorous chromium-nickel pig iron |
| 01/04/2012 | CN102304670A Steel plate with -40 DEG C strain aging and high toughness and production method thereof |
| 01/04/2012 | CN102304602A Vermicular cast iron produced through short process production, production method and application thereof |