| 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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| 05/07/2014 | CN103773918A 一种减少半钢炼钢转炉回硫的方法 A method of reducing sulfur semi-steel steelmaking converter way back |
| 05/07/2014 | CN103773917A 含钒铁水提钒炼钢的冶炼方法 Vanadium containing iron smelting of vanadium steel |
| 05/07/2014 | CN103773916A 一种转炉高磷出钢冶炼耐候钢的方法 One kind of converter steel high phosphorus out of weathering steel smelting methods |
| 05/07/2014 | CN103773915A 一种转炉出钢控制方法 One kind of steel converter control method |
| 05/07/2014 | CN103014222B 一种降低中高碳钢冶炼成本的方法 A method of reducing the cost of high-carbon steel smelting methods |
| 05/07/2014 | CN102978331B 一种提高新og转炉煤气回收的控制方法 A new method to improve the control of converter gas recovery og |
| 05/07/2014 | CN102899447B A182 F22(12Cr2Mo1)的EAF+VOD冶炼方法 A182 F22 (12Cr2Mo1) of EAF + VOD smelting method |
| 05/07/2014 | CN102847903B 一种低全氧钢的制造方法 Method of manufacturing a low total oxygen steel |
| 05/07/2014 | CN102690921B 转底炉还原-燃气熔炼炉熔分综合利用钒钛磁铁矿的方法 Rotary hearth furnace reduction - Gas melting furnace melting points utilization of vanadium-titanium magnetite methods |
| 05/01/2014 | WO2014064209A1 Method for producing a wood material |
| 05/01/2014 | WO2014064193A1 Method and device for supplying energy into a scrap metal pile in an electric arc furnace |
| 05/01/2014 | US20140119976 Zinc-modified ferritic stainless steels and manufacturing method thereof |
| 05/01/2014 | US20140116202 Method for improving the reduction degree in the smelting of ferroalloy |
| 04/30/2014 | EP2723908A1 Lance head for an oxygen lance |
| 04/30/2014 | DE102008047541B4 Verfahren zur Spülgasbehandlung eines flüssigen Metalls A method for gas purging of a liquid metal |
| 04/30/2014 | DE102004062871B4 Metallurgisches Gefäß mit Befestigungssystem A metallurgical vessel with mounting system |
| 04/30/2014 | CN203569137U Anti-blocking device for heated pipe for converter evaporated cooling system |
| 04/30/2014 | CN203569136U Internal-jetting oxygen lance opening steam seal device |
| 04/30/2014 | CN203569135U Slag-stopping installation plate for slide plate of steelmaking converter |
| 04/30/2014 | CN203569134U Slag-controlling tapping device by slide gate of converter tapping hole |
| 04/30/2014 | CN203569133U Slagging-type feed opening water jacket |
| 04/30/2014 | CN203569054U Dehumidifying device for converter gas |
| 04/30/2014 | CN103765141A Device for transferring a metallurgical material |
| 04/30/2014 | CN103757548A Low-aging sensitivity hot rolled plate with high strength and toughness and manufacturing method thereof |
| 04/30/2014 | CN103757177A Apparatus for injecting gas into a vessel |
| 04/30/2014 | CN103757176A Primary flue gas-coal gas dedusting and deep purification system of converter |
| 04/30/2014 | CN103757175A Converter high-temperature flue gas heat recovery and dust purification system |
| 04/30/2014 | CN103757174A Full-automatic control system and control method for converter bottom blowing |
| 04/30/2014 | CN103757173A Low-lime-consumption converter steel-making method |
| 04/30/2014 | CN103031401B Method for converter steelmaking by LF (Ladle Furnace) refining furnace reducing slag |
| 04/30/2014 | CN103014230B Method for producing low-phosphorus high-carbon steel by duplex hot-adding slag washing for electric furnace |
| 04/30/2014 | CN102534102B Waste gas flaming out and thermal energy recovering device for flue of steelmaking converter |
| 04/30/2014 | CN102212643B Converter less-slag smelting process |
| 04/29/2014 | US8709123 Degassing of martensitic stainless steel before remelting beneath a layer of slag |
| 04/23/2014 | EP2721184A1 Impact pad |
| 04/23/2014 | EP2720816A1 Device for measuring slag thickness. |
| 04/23/2014 | CN203559072U Oxygen lance device of electric furnace |
| 04/23/2014 | CN203559071U Networking intercommunicating device of two converter gas tanks |
| 04/23/2014 | CN1977055B Metallurgical processing installation |
| 04/23/2014 | CN103747893A Device for measuring slag thickness |
| 04/23/2014 | CN103747843A Separator |
| 04/23/2014 | CN103740892A Method for reducing nitrogen content of molten steel of austenitic stainless steel of ladle furnace |
| 04/23/2014 | CN103740889A Production method capable of solving problem of core martensite of high-carbon steel |
| 04/23/2014 | CN103740888A Novel clean molten steel continuous refining technology of iron ore concentrate in electric furnace |
| 04/23/2014 | CN103740887A Leak-proof steel structure and leak-proof steel process of steelmaking converter bottom |
| 04/23/2014 | CN103740886A Converter bottom structure with multi-point rider brick deploying and controlling and building method of converter bottom structure |
| 04/23/2014 | CN103740885A Preparation method of slag blocking plug |
| 04/23/2014 | CN103740884A Slag blocking plug capable of high-efficiently blocking slag |
| 04/23/2014 | CN103740883A Deoxidation method of plain carbon steel |
| 04/23/2014 | CN102876834B Method for modifying semisteel converter steelmaking final slag |
| 04/23/2014 | CN102776315B Evaporative cooling tower and process for dry dedusting of converter gas |
| 04/23/2014 | CN102242236B Novel smoke-gas dustproof movable seal cover device of electric furnace |
| 04/16/2014 | CN203546069U Thermal insulation device for fire door oxygen lance |
| 04/16/2014 | CN203546068U Electric furnace charger sieve device |
| 04/16/2014 | CN203546067U Mobile wind shielding device |
| 04/16/2014 | CN203546066U Converter oxygen lance nitrogen sealed device |
| 04/16/2014 | CN203546065U Audio type converter splashing prediction system |
| 04/16/2014 | CN203546064U Converter gas recovery device |
| 04/16/2014 | CN203546063U Coal gas analyzer switching device of coal gas recovery system of revolving furnace |
| 04/16/2014 | CN103725877A Method for recycling converter steelmaking dust |
| 04/16/2014 | CN103725825A Aluminum industrial red mud-based dephosphorizing agent for converter steelmaking and preparation method thereof |
| 04/16/2014 | CN103725822A Method for maintaining electric arc furnace body |
| 04/16/2014 | CN103725821A Method for prolonging life of vanadium-and-titanium-containing semi-steel making converter |
| 04/16/2014 | CN102899435B Method for comprehensively using vanadium-titanium magnetite by shaft furnace reduction and electric furnace melting |
| 04/16/2014 | CN102851437B Converter vaporization cooling flue |
| 04/16/2014 | CN102791888B Method for foamed slag generation of a non-corrosive melt in a converter |
| 04/16/2014 | CN102703816B High-carbon low-alloy wear-resistant ball steel and production process thereof |
| 04/16/2014 | CN102676731B Suspension type skimbar putting device |
| 04/16/2014 | CN102453786B Method for smelting steel for drill rod joint by using rotating furnace, and steel for drill rod joint |
| 04/16/2014 | CN102321779B Converter smoke radiation type waste heat boiler recovery system |
| 04/10/2014 | WO2013178468A3 Tilting mechanism for a vessel |
| 04/09/2014 | CN203531347U Detachable converter tooling platform |
| 04/09/2014 | CN203530360U Water tank connecting device at converter mouth |
| 04/09/2014 | CN203530359U Detection device of titling angle of steel converter |
| 04/09/2014 | CN203530358U Bearing system for metallurgical container |
| 04/09/2014 | CN103710486A Method for improving nitrogen content of steel |
| 04/09/2014 | CN103710485A In-core pre-desilicification method for tipping converter |
| 04/09/2014 | CN103710484A Silicon recycling method for controlling casting residue to be recycled to low-silicon steel |
| 04/09/2014 | CN103710483A Steel-making method using copper-nickel alloy |
| 04/09/2014 | CN103707204A Method for sandblasting surface of workpiece by utilizing steelmaking converter slag |
| 04/03/2014 | WO2014048595A1 Flicker reduction in electric arc furnaces by means of flicker prediction from the state determination in the initial phase of the smelting process |
| 04/02/2014 | EP2712938A1 Lance for top injection in metallurgical vessels and method for the production of said lance |
| 04/02/2014 | EP2712937A1 Cooled lance for injecting into a metallurgical vessel |
| 04/02/2014 | CN203518634U Comprehensive power generation system utilizing converter waste heat |
| 04/02/2014 | CN203513722U Special slagging oxygen lance head for electric furnace wall |
| 04/02/2014 | CN203513721U Intermediate frequency furnace device for fabricating air valve steel |
| 04/02/2014 | CN203513720U Novel oxygen lance for steelmaking |
| 04/02/2014 | CN203513719U Novel converter feeding bucket |
| 04/02/2014 | CN203513718U Gravity compensation mechanism of molten steel transfer furnace |
| 04/02/2014 | CN203513717U Hoisting device |
| 04/02/2014 | CN203513716U Converter sublance sealing device |
| 04/02/2014 | CN203513715U Converter fettling platform |
| 04/02/2014 | CN203513714U Improved converter device for metallurgy |
| 04/02/2014 | CN203513713U Rapid argon-blowing connecting device at bottom of converter steel ladle |
| 04/02/2014 | CN103695785A Steel for low-temperature and high-pressure pipeline connector and manufacturing method of continuous casting round billet thereof |
| 04/02/2014 | CN103695779A Steel plate made of high-rise building steel Q345EZ25 and production method thereof |
| 04/02/2014 | CN103695604A Method of degassing molten metal |
| 04/02/2014 | CN103695601A Processing method of molten steel used for checkered plate smelted in converter |
| 04/02/2014 | CN103695595A Production method of sublance composite probe guide tube for converter steelmaking |
| 04/02/2014 | CN103695594A Converter condition monitoring system |