| 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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| 04/27/2011 | CN102029305A Production method of ultra-thick steel plate |
| 04/27/2011 | CN101713011B Novel smelting method of cast steel |
| 04/27/2011 | CN101660021B Method for desulfurizing ultra-low carbon pure steel in circulating vacuum degassing method |
| 04/27/2011 | CN101649423B Niobium micro-alloying gap-free hot rolled strip and manufacture method thereof |
| 04/27/2011 | CN101603144B Manufacturing method of 700 MPa level high-strength cold rolling carbon-aluminum-manganese steel plate |
| 04/27/2011 | CN101460638B A method for stabilizing slag and novel materials produced thereby |
| 04/27/2011 | CN101381787B Smelting method of high-alloy steel |
| 04/27/2011 | CN101338350B Element protection process by bottom-blowing gas supply |
| 04/27/2011 | CN101323889B Direct smelting plant |
| 04/26/2011 | US7931732 Method and apparatus for carrying out a metallurgical process |
| 04/21/2011 | WO2011045212A1 Method and device for feeding into a smelting unit |
| 04/21/2011 | US20110091350 Method and apparatus for forming titanium-aluminium based alloys |
| 04/21/2011 | DE102009054207A1 Vorrichtung zum Verschieben eines Konvertergetriebes beim Montieren und Demontieren Apparatus for moving a converter transmission mounting and dismounting |
| 04/21/2011 | DE102009053169A1 Verfahren zur Kontrolle eines Schmelzvorganges in einem Lichtbogenofen sowie Signalverarbeitungseinrichtung, Programmcode und Speichermedium zur Durchführung dieses Verfahrens A method for controlling a melting process in an electric arc furnace and signal processing means, program code, and storage medium for carrying out this method |
| 04/21/2011 | CA2777654A1 Process and device for charging into a smelting unit |
| 04/20/2011 | EP2310539A1 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 |
| 04/20/2011 | EP2310538A1 Method and devices for regulating the flow rate and for slowing down non-ferromagnetic, electrically-conducting liquids and melts |
| 04/20/2011 | CN201801544U Air-supplying element for making steel |
| 04/20/2011 | CN201801543U Tap hole of converter |
| 04/20/2011 | CN201801542U Guide structure for non-drive side ball socketed bearing of converter |
| 04/20/2011 | CN201801541U Oxygen lance descent guiding device |
| 04/20/2011 | CN201801540U Water/wind-cooled converter tapping hole drill |
| 04/20/2011 | CN201801539U Skirt guard plate of converter cover |
| 04/20/2011 | CN201801538U Quick change platform of sliding steel-tapping hole mechanism of 120T converter |
| 04/20/2011 | CN102027140A Process for reforming exhaust gas from metallurgical furnace, process for cooling the exhaust gas, and apparatuses for both processes |
| 04/20/2011 | CN102022917A Top gun applied to steel production |
| 04/20/2011 | CN102022086A Economical seamless oil well pipe for expansion pipe and manufacturing method thereof |
| 04/20/2011 | CN102021499A High-strength pipe steel and method for manufacturing same |
| 04/20/2011 | CN102021497A Hot-rolled sheet coils of X80 pipe line steel and manufacturing method thereof |
| 04/20/2011 | CN102021494A Weather resistant thick steel plate and manufacturing method thereof |
| 04/20/2011 | CN102021493A Hot rolled steel plate for precision stamping and manufacturing method thereof |
| 04/20/2011 | CN102021490A X12CrMoWVNbN10-1-1 high-temperature structural steel and production method thereof |
| 04/20/2011 | CN102021485A Medium carbon alloy steel |
| 04/20/2011 | CN102021482A Cold-rolled galvanized duplex steel and manufacturing method thereof |
| 04/20/2011 | CN102021480A Low-chromium ferritic stainless steel and manufacturing method thereof |
| 04/20/2011 | CN102021476A Low-cost acid resistant pipeline steel hot-rolled plate and manufacturing method thereof |
| 04/20/2011 | CN102021282A Annealing separant for preparing grain-oriented silicon steel and using method thereof |
| 04/20/2011 | CN102021270A Method for improving isotropy of alloy constructional steel |
| 04/20/2011 | CN102021269A First furnace smelting method for new electric arc furnace |
| 04/20/2011 | CN102021268A Tilting control method of converter accidents |
| 04/20/2011 | CN102021267A Return control method of converter |
| 04/20/2011 | CN102021266A Automatic acquisition system and method for weight of molten iron added into converter |
| 04/20/2011 | CN102021265A Movable smoke hood of converter smoke system |
| 04/20/2011 | CN102021264A Dust-removal and waste heat recovery system of steelmaking converter gas and recovery method of dust-removal and waste heat recovery system |
| 04/20/2011 | CN102021263A Method for producing medium carbon alloy steel by melting and continuous casting in converter |
| 04/20/2011 | CN102019392A Process for smelting and continuously casting boron-containing high carbon steel for wire production |
| 04/20/2011 | CN101597665B Converter gas vaporizing cooling flue |
| 04/20/2011 | CN101580912B Low carbon high sulfur free-cutting steel production process |
| 04/20/2011 | CN101522924B Iron-based powder material, method for producing the same, and briquette for steelmaking material |
| 04/20/2011 | CN101497934B Heating slag washing material for converter steel melting, preparation and use method thereof |
| 04/20/2011 | CN101487070B Method for improving combined blown converter campaign length by metal furnace cinder composite mushroom |
| 04/20/2011 | CN101457275B Method for controlling nitrogen content in Al deoxidization steel by converter process |
| 04/14/2011 | WO2011043759A1 Control pin and spout system for heating metal casting distribution spout configurations |
| 04/14/2011 | WO2011043699A2 Metallurgical facility |
| 04/13/2011 | EP2307580A1 Process for producing a foamed slag on austenitic stainless melts in an electric arc furnace |
| 04/13/2011 | EP2307579A1 Process for producing foamed slag |
| 04/13/2011 | CN201793619U Converter gas evaporative cooler spraying device |
| 04/13/2011 | CN201793618U Oxygen lance nozzle for converter |
| 04/13/2011 | CN201793617U Converter mouth cast-in nut structure |
| 04/13/2011 | CN201793616U Metallurgical converter mouth copper water jacket device |
| 04/13/2011 | CN201793615U Converter steel tapping hole surrounding pipe protection device |
| 04/13/2011 | CN201793614U Converter flue |
| 04/13/2011 | CN201793613U Novel converter oxygen lance limiting device |
| 04/13/2011 | CN201793612U Converter bottom-blowing device |
| 04/13/2011 | CN102016081A Slag foaming killing material, and slag foaming killing method |
| 04/13/2011 | CN102010931A Slagging method for reducing inclusions in boiler refractory steel |
| 04/13/2011 | CN102010930A Method for smelting mirror plastic mould steel |
| 04/13/2011 | CN102010929A Combined protection brick for side blowing gun |
| 04/13/2011 | CN102010928A Converter oxygen lance blowing control method based on dry dedusting process |
| 04/13/2011 | CN102010927A Integral hydraulic jacking inverted construction method of large converter |
| 04/13/2011 | CN102010926A Process for smelting and producing medium high carbon steel |
| 04/13/2011 | CN102010925A Method for smelting novel medium carbon J55 steel |
| 04/13/2011 | CN101705332B Process for manufacturing stainless steel by using high-phosphorus nickel-chromium pig iron |
| 04/13/2011 | CN101524609B Asymetric membrane FeAl intermetallic compound porosint filter element and application thereof |
| 04/13/2011 | CN101418364B Flexible apparatus of balanced type movable hood |
| 04/07/2011 | WO2011038929A1 Device for displacing a converter gear system during installation and removal |
| 04/07/2011 | WO2011000699A3 Method for cooling a cooling element of an electric arc furnace, electric arc furnace for melting down metal articles, and control device for an electric arc furnace |
| 04/07/2011 | US20110079109 Method Of Operating A Converter And Apparatus For Carrying Out The Method |
| 04/06/2011 | EP2304362A1 Method for manufacturing a cooling element and a cooling element |
| 04/06/2011 | EP1567680B1 Method and apparatus for optimized mixing in a common hearth in plasma furnace |
| 04/06/2011 | CN201785435U Ultra-long jet oxygen lance nozzle |
| 04/06/2011 | CN201785434U Hot charged molten iron adding device of electric furnace |
| 04/06/2011 | CN201785433U Manipulator cross arm swing lifting device of oxygen lance |
| 04/06/2011 | CN201785432U Integral lifting device for transverse arm of oxygen lance manipulator |
| 04/06/2011 | CN201785431U Continuous feeder of oxygen lance |
| 04/06/2011 | CN201785430U Water-cooled fire hole of converter |
| 04/06/2011 | CN201785429U Electrodynamic sealing dust collect unit for furnace surface of steel making furnace |
| 04/06/2011 | CN201785428U Slag-prevention steel umbrella in smoke hood |
| 04/06/2011 | CN201785427U Power generation system utilizing waste heat of converter |
| 04/06/2011 | CN102007225A Lance holder |
| 04/06/2011 | CN102003876A Culvert raw material delivery and smoke dust recovery device and method for smelting container |
| 04/06/2011 | CN102003875A Arc melting facility, and method for manufacturing molten metal using the arc melting facility |
| 04/06/2011 | CN102002631A Micro-niobium 510MPa grade automobile beam plate and manufacturing method thereof |
| 04/06/2011 | CN102002552A Casting and smelting additive |
| 04/06/2011 | CN102002551A 双流道氧枪 Dual channel oxygen lance |
| 04/06/2011 | CN102002550A Slag modifier for converter refining |
| 04/06/2011 | CN102002549A Dry deslagging method of soaking pit |
| 04/06/2011 | CN102000797A Method for producing nodular cast iron pipe fittings with vanadium-bearing titanomagnetite as raw material |
| 04/06/2011 | CN101665853B Steel tapping hole assembled outside converter and masonry method thereof |
| 04/06/2011 | CN101638705B Method for replacing rotating furnace |