Patents
Sitemap › C21 - Metallurgy of iron › C21C - Processing of pig-iron, e.g. refining, manufacture of wrought-iron or steel; Treatment in molten state of ferrous alloys › C21C 5 - Manufacture of carbon steel, e.g. plain mild steel, medium carbon steel, or cast-steel
Patents for C21C 5 - Manufacture of carbon steel, e.g. plain mild steel, medium carbon steel, or cast-steel (14,381)
07/2010
07/21/2010CN101545067B Method for producing pipe line steel J55 by RH refining technology
07/21/2010CN101532071B Converter dephosphorization complex slag former and slagging technology
07/21/2010CN101492755B Control and obstruction-proof method for mushroom head gas flow
07/21/2010CN101386895B Recovery and utilization method of powdery ferroalloy and iron-containing raw material
07/21/2010CN101245400B Recycling of coal gas of steel-smelting revolving furnace with dry method and sensible heat power generation system
07/15/2010WO2010080336A1 Improved refractory brick for steel ladles
07/15/2010US20100175506 Toughened graphite electrodes for electric arc furnaces
07/15/2010DE112008001288T5 Verbesserte Legierungsrückgewinnung in Bädem aus geschmolzenem Stahl unter Verwendung mit Desoxidationsmitteln dotierter Fülldrähte Improved alloy recovery in persons, are available from molten steel using doped with deoxidizers Cored Wire
07/15/2010DE102008060774A1 Scrap preheating process in steel production plants, comprises guiding furnace exhaust gas from melting unit into preheater, which flows through scrap column and preheats the furnace exhaust gas by guidable heat of the furnace exhaust gas
07/14/2010CN201527189U Oxygen lance nozzle
07/14/2010CN201525860U Alloy material adding electric vibration feeding device
07/14/2010CN201525859U Control device for tapping of converter
07/14/2010CN201525858U Oxygen gun sprinkler for converter without bottom blowing port
07/14/2010CN201525857U Oxygen lance injection head for cleaning furnace mouth
07/14/2010CN201525850U Novel slag pot repairing structure
07/14/2010CN101775560A Nickel-saving austenitic stainless steel and production method thereof
07/14/2010CN101775557A Low-carbon boron-containing mild steel and preparation method thereof
07/14/2010CN101775554A High strength anti-fatigue and atmospheric corrosion resistant medium plate and manufacture method thereof
07/14/2010CN101775488A Method for conveying thermal-state rotary furnace metallized pellets in anharmonic vibration mode
07/14/2010CN101775465A Dephosphorization agent for converter steelmaking and preparation method thereof
07/14/2010CN101775462A Micro powder graphite carburant, preparation method and use method thereof
07/14/2010CN101775460A Electric furnace steelmaking method using 100% low-quality tunnel kiln direct reduced iron as raw material
07/14/2010CN101775459A Overhaul track of oxygen lance lifting bogie
07/14/2010CN101775458A Method for controlling foreign impurities in first molten steel of rotating furnace after overhaul
07/14/2010CN101050478B Melting method of converter, and facility for implementing the method
07/13/2010CA2448958C Method for direct metal making by microwave energy
07/13/2010CA2410200C Method for oxidising treatment of steel works slag and resulting ld slag
07/08/2010WO2010076214A1 Oxygen blowing lance cooled by protective gas
07/08/2010WO2010075852A1 Method for the production of steel in an oxygen converter using dynamized blow patterns
07/08/2010WO2010075851A1 Method for the production of steel having a low phosphorus concentration in an oxygen converter
07/08/2010WO2010054853A3 Method for exchangeably fastening a refractory purge plug or sleeve and a container for molten metal
07/08/2010DE102008047541A1 Method for dispersing gas treatment of a liquid metal in a vessel having a vessel wall and a bubble generator, comprises flowing dispersing gas from a dispersing gas line adjacent to the bubble generator into the vessel
07/07/2010CN201520798U Smelting equipment system for low-temperature alloy steel for engineering
07/07/2010CN201520779U Steel tapping hole of combined converter at outside of furnace
07/07/2010CN201520778U Converter backing ring fine tuning device
07/07/2010CN201520777U Converter hot metal ladle secondary hook special-purpose lifting lug
07/07/2010CN201520776U Slag-stopping ball bound-proof device for steelmaking of converter
07/07/2010CN101772582A Lance for injecting solid material into a vessel
07/07/2010CN101768701A Nickel heat-resistance stainless steel and manufacturing method thereof
07/07/2010CN101768699A Low alloy high strength steel strip and production method thereof
07/07/2010CN101768698A Low cost yield strength 700MPA level non-tempering processing high strength steel plate and manufacturing method thereof
07/07/2010CN101768652A Revolving furnace flue gas waste heat power generation system and method based on high-temperature heat carrier overheating
07/07/2010CN101263232B Clamping device
07/06/2010CA2426078C Cooling element
07/01/2010WO2010074309A1 Method for reclaiming iron and phosphorus from steelmaking slag
07/01/2010WO2010073304A1 Molten metal measuring system and probe used in the system
07/01/2010WO2010072471A1 Melting furnace
07/01/2010WO2010072459A1 Method and device for monitoring vibrations of a metallurgical vessel
06/2010
06/30/2010EP2202325A1 Method of operating vertical furnace
06/30/2010EP2202324A1 Vertical furnace and method of operating the same
06/30/2010EP2202323A1 Vertical furnace
06/30/2010CN201517114U Wedge-type coupling mechanism of converter body and backing ring
06/30/2010CN101760705A High corrosion-resistant austenitic stainless steel
06/30/2010CN101760701A Alloy-plastic steel plate for die and production method thereof
06/30/2010CN101760693A Low segregation low-carbon casting steel shot
06/30/2010CN101760580A Manufacturing method of high-temperature resistant and creep-resistant cast steel
06/30/2010CN101760579A Fettling method for vanadium extracting converter
06/30/2010CN101760578A Converter smelting operation decision supporting system
06/30/2010CN101760577A Process for making high-strength pipe steel
06/24/2010US20100154594 Method of Melting A Mixture of Scrap Metal Using Scrap Rubber
06/24/2010US20100154592 Methods of Using Tires and Scrap Rubber in the Manufacture and Melting of Steel and Other Metals
06/24/2010DE102009034353A1 Schmelzofen Furnace
06/24/2010DE102008063796A1 Verfahren zum Erzeugen von Stahl mit niedrigem Phosphorgehalt in einem Sauerstoffkonverter A method of producing steel having a low phosphorus content in an oxygen converter
06/23/2010EP2199719A2 Assembly for cladding an internal wall of a casing, particularly of a converter, with stone masonry
06/23/2010EP2198290A1 Indirect determination of the waste gas rate for metallurgical processes
06/23/2010EP2198229A1 System and method for the acoustic monitoring of tapblocks and similar elements
06/23/2010CN201512552U Centering and fast adjusting device of oxygen gun
06/23/2010CN201512551U Combustible gas explosion-suppressing device for flue
06/23/2010CN101749963A Electric furnace bidirectional movement flue synchronizing device
06/23/2010CN101748346A High-grade wear-resistant steel plate and production method thereof
06/23/2010CN101748335A Nickel-free grate material for sintering machine and manufacturing method thereof
06/23/2010CN101748334A High hardness cast boron-containing low alloy wear-resistant high-speed steel and preparation method thereof
06/23/2010CN101748333A Low-carbon-equivalent high-strength wear-resistant steel plate and production method thereof
06/23/2010CN101748331A High-speed railway frog manufactured from nano-bainitic steel with high aluminum content and manufacturing method thereof
06/23/2010CN101748241A Device and method for continuously charging and preheating waste steel for electric furnace
06/23/2010CN101748240A Vaporization cooling flue of converter
06/23/2010CN101748239A Protecting device for assembly and disassembly of converter sublance probe
06/23/2010CN101748238A Anti-bursting slag-blocking cone
06/23/2010CN101748237A Automatic control method for double slag operation of converter
06/23/2010CN101748236A Method for controlling titanium component content in molten steel
06/23/2010CN101748235A Metallurgical auxiliary material fluxing agent and preparation method thereof
06/23/2010CN101372720B High vacuum induction furnace steel-smelting carburetion method
06/23/2010CN101363068B Smelting method of low-phosphorus steel
06/23/2010CN101329567B Electric arc furnace energy subsection input control method
06/23/2010CN101318287B Method for manufacturing 460Mpa high-toughness medium plate for bridge
06/23/2010CN101194138B Smelting or reduction furnace, in particular electric arc furnace with an open, semi-closed or closed configuration
06/17/2010WO2010066006A1 Injecting gas into a vessel
06/17/2010WO2010066005A1 Apparatus for injecting gas into a vessel
06/17/2010US20100148410 Linear hearth furnace system and methods regarding same
06/17/2010US20100147108 Production of Ferro-Alloys
06/17/2010US20100146982 Blast furnace iron production with integrated power generation
06/17/2010DE112008001693T5 Lanze zum Einblasen von festem Material in ein Gefäss Lance for injecting solid material into a vessel
06/17/2010DE102008062509A1 Anlage zum Auskleiden einer inneren Wand einer Umhüllung, insbesondere eines Konverters, mit einem Mauerwerk aus Steinen System for lining an inner wall of an enclosure, in particular a converter with a masonry stone
06/16/2010CN201506811U Control device for relieving machinery impact in a revolving furnace tilting system
06/16/2010CN201506810U Multifunctional automatic sweeping device
06/16/2010CN201506809U Lance position signal pickup device of oxygen lance in convertor steelmaking
06/16/2010CN201506808U Alloy chute of converter
06/16/2010CN201506807U Buffer moving device
06/16/2010CN201506806U Slag scraper of converter oxygen lance
06/16/2010CN201506805U Protector for concrete main girder in front of convertor
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