| 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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| 12/29/2010 | CN201686716U Combined piece of a furnace case and support ring of converter |
| 12/29/2010 | CN201686715U System for purifying and treating flue gas of converter |
| 12/29/2010 | CN201684496U High-temperature dust remover |
| 12/29/2010 | CN101933394A Method for determining a radiation measurement for thermal radiation, arc furnace, a signal processing device, programme code and storage medium for carrying out said method |
| 12/29/2010 | CN101932735A Method for operating an arc furnace comprising at least one electrode, regulating and/or control device, machine-readable programme code, data carrier and arc furnace for carrying out said method |
| 12/29/2010 | CN101932734A Method for determining the size and shape of a solid material in an arc furnace, an arc furnace, a signal processing device and programme code and a storage medium |
| 12/29/2010 | CN101929801A Oxygen lance nozzle |
| 12/29/2010 | CN101928894A High-strength weather resisting steel with Cu2-xS dispersed precipitates and manufacturing method thereof |
| 12/29/2010 | CN101928889A Steel for resisting sulfide corrosion and manufacturing method thereof |
| 12/29/2010 | CN101928885A Hydrothion corrosion resistant pipe steel and production method thereof |
| 12/29/2010 | CN101928877A Steel for petroleum casing pipe, high-frequency welding petroleum casing pipe and manufacturing method thereof |
| 12/29/2010 | CN101928874A Method for smelting steel round billet for automobile axle shaft sleeve by using converter process |
| 12/29/2010 | CN101928806A Composite slagging agent for semi-steel making and preparation method thereof and semi-steel making method |
| 12/29/2010 | CN101928805A Desulfurizing agent for furnace rear of converter |
| 12/29/2010 | CN101928804A Production method of austenitic stainless steel |
| 12/29/2010 | CN101928803A Rotating furnace inversing method |
| 12/29/2010 | CN101643888B Low welding crack sensitivity steel with tensile strength at 700MPa level and production method thereof |
| 12/29/2010 | CN101633972B Method for adding slag charge and alloy when alloying electric furnace steel tapping |
| 12/28/2010 | US7858018 Mounting enclosure for burners and particle injectors on an electric arc furnace |
| 12/23/2010 | WO2010145845A1 Movable device for injecting oxygen and other materials into electric arc furnace |
| 12/23/2010 | CA2763304A1 Movable device for injecting oxygen and other materials into electric arc furnace |
| 12/22/2010 | EP2264435A2 Method for improved process control in combustion applications |
| 12/22/2010 | EP2263989A1 Hot spray repairing material |
| 12/22/2010 | EP2262915A1 Burner/injector panel apparatus |
| 12/22/2010 | EP1587962B8 An improved smelting process for the production of iron |
| 12/22/2010 | CN201678696U Combined taper oxygen lance |
| 12/22/2010 | CN201678695U Improved sliding mechanism for steel ladle of converter |
| 12/22/2010 | CN101921891A Semisteel steelmaking slagging method aided by utilizing burn-in tailings |
| 12/22/2010 | CN101921890A Method for recycling manganese element of pour exceed steel ingot |
| 12/22/2010 | CN101435056B Novel low-cost free-cutting stainless steel 303C and manufacturing process thereof |
| 12/22/2010 | CN101413046B Homogeneous slag bridge for converter tapping |
| 12/22/2010 | CN101285109B Four-point suspended converter connecting apparatus |
| 12/22/2010 | CN101194028B Method for processing metallurgical slag |
| 12/16/2010 | WO2010142407A1 Method for operating a bottom purging system of a bof converter |
| 12/16/2010 | WO2010142104A1 Equipment for preheating bulk metal charge and feeding it continuously to electric furnace and method thereof |
| 12/16/2010 | DE102010020179A1 Verfahren zum Betreiben eines Bodenspülsystems eines BOF-Konverters Method for operating a Bodenspülsystems a BOF converter |
| 12/15/2010 | EP2261383A1 Method, installation and machine to process ladle slag |
| 12/15/2010 | CN201670854U Vehicle for carbon determination and temperature measurement before converter |
| 12/15/2010 | CN201670853U Steel tapping hole reamer |
| 12/15/2010 | CN201670852U Converter rear dedusting suction device |
| 12/15/2010 | CN201670849U Carbon fiber blast-furnace tuyere and slag notch jacket |
| 12/15/2010 | CN101916080A System and method thereof for carrying out real-time online calculation on titanium balance of blast furnace |
| 12/15/2010 | CN101914653A Method for replacing brick cup of converter tapping hole |
| 12/15/2010 | CN101914652A Low-carbon and low-silicon steel deoxidation process |
| 12/15/2010 | CN101914651A Converter or electric furnace steel-making slagging agent and preparation process thereof |
| 12/15/2010 | CN101323891B Manufacturing method of pure high manganese steel cross frog |
| 12/08/2010 | CN201665690U Secondary filter of hot end smoke gas analysis instrument of steelmaking converter |
| 12/08/2010 | CN201665689U Converter atomizing and slag pressing device |
| 12/08/2010 | CN201665688U Recovery device of steam in steelmaking with revolving furnace |
| 12/08/2010 | CN101910768A Combined burner and lance apparatus for electric arc furnaces |
| 12/08/2010 | CN101906505A Converter gas purification and waste heat reclamation method |
| 12/08/2010 | CN101906504A Smelting process for producing ultra-low phosphorous steel by converter |
| 12/08/2010 | CN101906503A Method for producing high-specification ultrahigh-obdurability aging-free railway basic construction steel |
| 12/08/2010 | CN101906502A Calcium treating method for reducing size of D and Ds type of inclusions containing aluminum steel |
| 12/08/2010 | CN101906498A Method for comprehensively smelting sefstromite |
| 12/08/2010 | CN101575656B Oxygen top blown converter steel making method |
| 12/08/2010 | CN101575655B Method for lowering converter bottom |
| 12/08/2010 | CN101560582B Rotary furnace cooling agent made of metallurgical waste material product and using method thereof |
| 12/08/2010 | CN101545066B Method for smelting H2S corrosion resistant petroleum casing pipe steel 110S |
| 12/08/2010 | CN101514383B Protective method for hearth of vanadium titano-magnetite rotary hearth furnace used for coal-based direct reduction |
| 12/08/2010 | CN101487072B Multifunctional circular seam type gas supply element for steel melting |
| 12/08/2010 | CN101435057B Novel low-cost free-cutting stainless steel 303B and manufacturing process thereof |
| 12/08/2010 | CN101328526B Device for determining height of smelting tank when continuously feeding cast iron in arc furnace |
| 12/07/2010 | CA2472210C Method of the pyrometallurgical treatment of metals, metal melts and/or slags and injection device |
| 12/02/2010 | WO2010136029A2 Use of an altitude-compensating nozzle |
| 12/02/2010 | DE102009025873A1 Verwendung einer höhenkompensierenden Düse Using a height-compensating nozzle |
| 12/02/2010 | CA2763552A1 Use of an altitude-compensating nozzle |
| 12/01/2010 | EP2255905A1 Apparatus for conducting operations inside a metallurgical vessel |
| 12/01/2010 | CN201662333U Synchronous device for bidirectional-swinging smoke exhaust pipe of electric furnace |
| 12/01/2010 | CN201660659U Expansion-joint drainage device of steel-smelting furnace platform |
| 12/01/2010 | CN201660658U Oxygen lance nitrogen sealing device |
| 12/01/2010 | CN201660657U Steel tapping hole expanding drill bit for steel making furnace |
| 12/01/2010 | CN201660656U Oxygen lance lifting trolley overhauling track |
| 12/01/2010 | CN201660655U High-efficiency oxygen lance nozzle of converter |
| 12/01/2010 | CN201660654U Converter tipping gate warning device |
| 12/01/2010 | CN201660653U Double-degree-of-freedom converter |
| 12/01/2010 | CN101903730A Device and method for obtaining metals or metal compounds |
| 12/01/2010 | CN101903729A Device for extracting metals or metal compounds from a material containing the metal or the metal compound |
| 12/01/2010 | CN101899629A Abrasion-resistant alloy cast steel and manufacturing equipment thereof |
| 12/01/2010 | CN101899628A Abrasion-resistant alloy cast steel and manufacturing method thereof |
| 12/01/2010 | CN101899627A Abrasion-resistant alloy cast steel and smelting and heat treatment processes |
| 12/01/2010 | CN101899625A Ferrite stainless steel and manufacturing method thereof |
| 12/01/2010 | CN101899620A Production process of wear-resistant alloy steel lining board |
| 12/01/2010 | CN101899607A Smelting technology of wear-resistant alloy cast steel and equipment system thereof |
| 12/01/2010 | CN101899606A Smelting device system of wear-resistant alloy cast steel |
| 12/01/2010 | CN101899605A Smelting process of abrasion-resistant alloy cast steel |
| 12/01/2010 | CN101899604A Direct alloying steelmaking process for manganese oxide composite briquettes used for re-blowing revolving furnace |
| 12/01/2010 | CN101899548A Novel process for scrap steel preheating and premelting and high-efficiency electric furnace steel making |
| 12/01/2010 | CN101555537B Semi-steel steelmaking method |
| 12/01/2010 | CN101525689B Method for preparing carbonaceous autoreduction cold pressing block and application thereof |
| 12/01/2010 | CN101497935B Mounting and locating method for changeable air brick |
| 12/01/2010 | CN101023311B Smelting apparatus |
| 11/30/2010 | CA2462831C Method for manufacturing titanium oxide-containing slag |
| 11/30/2010 | CA2414524C Assaying method |
| 11/25/2010 | WO2010134333A1 Kiln, method for producing refractory, and refractory block |
| 11/25/2010 | US20100294080 Method for the production and the melting of liquid pig iron or of liquid steel intermediate products in a melt-down gasifier |
| 11/25/2010 | DE10205660B4 Verfarhen und Vorrichtung zur kontinuierlichen Stahlherstellung unter Einsatz von metallischen Einsatzmaterial Verfarhen and apparatus for the continuous production of steel using metallic feed |
| 11/25/2010 | DE102009022208A1 Treating metal melts, comprises introducing treatment gas into metal melt using blowing lance, and guiding stream of liquefied treatment gases emerging from nozzle within tubular inflow channel of the lance reaching up to the metal melt |
| 11/25/2010 | CA2762112A1 Furnace, refractory installing method, and refractory block |
| 11/24/2010 | EP2252711A1 Lance holder |