| 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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| 03/24/2010 | CN201427976Y Sub lance probe for convertor with paper protective sleeve |
| 03/24/2010 | CN201427975Y Temperature cooler for converter gas |
| 03/23/2010 | US7682556 Degassing of molten alloys with the assistance of ultrasonic vibration |
| 03/23/2010 | US7682467 Polygonal ferrite as the main phase, and martensite as a second phase; carbon, manganese, silicon, phosphorous, chromium |
| 03/18/2010 | US20100064856 Process and plant for producing steel |
| 03/17/2010 | EP2163654A2 Method for reclaiming dust arising from metallurgy procedures and/or solid dust-form byproducts |
| 03/17/2010 | CN201424487Y Sublance correcting device |
| 03/17/2010 | CN201424486Y Multi-media rotary joint for blocking dregs of converter furnace sliding plate |
| 03/17/2010 | CN101675173A Wire injection lance nozzle insert |
| 03/17/2010 | CN101671762A Production method for medium and low alloy special steel |
| 03/17/2010 | CN101671761A Vaporization cooling device |
| 03/17/2010 | CN101671760A Air cooling device of converter body |
| 03/17/2010 | CN101671759A Floating-type mechanically-pressed slag-stopping plug |
| 03/17/2010 | CN101671758A Floating-type slag-stopping plug forming device |
| 03/17/2010 | CN101671757A Converter coal gas dry-method bag-type dust collecting and waste heat recovery method |
| 03/17/2010 | CN101671756A Composite fluxing medium for revolving furnace |
| 03/17/2010 | CN101671186A Method for producing forsterite sand-containing gunning material for electric furnaces |
| 03/16/2010 | US7678176 for handling pellet, lump, and/or briquette charge materials for use in steelmaking industry |
| 03/11/2010 | DE102008059180A1 Verfahren zur kontinuierlichen Abgasanalyse Process for the continuous gas analysis |
| 03/11/2010 | DE102008059179A1 Sonde zur kontinuierlichen Abgasanalyse Probe for continuous gas analysis |
| 03/10/2010 | CN201421254Y Electric furnace bottom with gas blowing stirring function |
| 03/10/2010 | CN101665855A Energy-saving steel refining furnace |
| 03/10/2010 | CN101665854A Design method of converter cast iron water-cooling mouth |
| 03/10/2010 | CN101665853A Steel tapping hole assembled outside converter and masonry method thereof |
| 03/09/2010 | US7674318 Using electric arc furnace; melting steel using scrap metal and about 0.25 percent by weight of scrap rubber, such as scrap automotive tires, which are combusted with air or oxygen to provide an auxiliary source of heat to melt the scrap metal |
| 03/09/2010 | US7674317 Inserting the tires at a slower rate into an electric arc furnace and separate from the scrap steel, as compared to batch feeding them or feeding them as tires and scrap steel bundles, so that larger quantities of tires at a specific controlled location and time may be used |
| 03/09/2010 | US7674315 techniques for re-introducing iron-rich mill scale back into the basic iron and/or steel process stream whereby valuable economic and environmental benefits may be obtained |
| 03/09/2010 | CA2441839C Ladle refining of steel |
| 03/04/2010 | WO2010022703A2 Method for controlling foamed slag in a stainless melt in an electric arc furnace |
| 03/04/2010 | WO2010022473A1 Production of ferro-alloys |
| 03/04/2010 | WO2010022425A1 Method for processing solid or molten materials |
| 03/04/2010 | DE102008045289A1 Use of waste materials to form briquettes which are used as a charge in a metallurgical process |
| 03/04/2010 | DE102008045054A1 Verfahren zur Schaumschlackensteuerung einer Rostfreischmelze in einem Elektrolichtbogenofen A method for controlling a foamed slag melt steel in an electric arc furnace |
| 03/04/2010 | CA2735470A1 Production of ferro-alloys |
| 03/04/2010 | CA2735274A1 Method for controlling foamed slag in a stainless melt in an electric arc furnace |
| 03/04/2010 | CA2735009A1 Method for processing solid or molten materials |
| 03/03/2010 | EP2159296A1 Hardened and tempered steel and method for producing parts of said steel |
| 03/03/2010 | EP2158337A1 Enhanced alloy recovery in molten steel baths utilizing cored wires doped with deoxidants |
| 03/03/2010 | CN201416013Y Steelmaking carbon content, temperature and oxygen content detection device of converter |
| 03/03/2010 | CN201416012Y Novel supporting rack for steel making oxygen lance water pipe |
| 03/03/2010 | CN101660019A Electric furnace burden process with high efficiency and low cost |
| 03/03/2010 | CN101660018A Compound slagging agent of converter and preparation method and applications thereof |
| 02/25/2010 | WO2010020229A1 Seal plug for a tiltable converter |
| 02/25/2010 | US20100047108 Process for manufacturing steel blanks |
| 02/25/2010 | US20100044935 Direct smelting vessel and cooler therefor |
| 02/25/2010 | DE102008039142A1 Verschlussstopfen für kippbare Konverter Sealing plugs for tilting converter |
| 02/24/2010 | EP2155914A1 Improvements in the production of ferro-alloys |
| 02/24/2010 | CN201413039Y Device for continuously charging and preheating metal balk cargo of electric furnace |
| 02/24/2010 | CN201413038Y Device for metal balk cargo vibration conveying and air flow dynamic sealing of electric furnace |
| 02/24/2010 | CN201411468Y Converter gas purification and afterheat recovery system for steelmaking |
| 02/24/2010 | CN201411467Y Dry dust removal system of converter gas and anti-explosion device thereof |
| 02/24/2010 | CN101654719A Steel slag-removing oxygen lance spray coating |
| 02/24/2010 | CN100591777C Top-bottom reblowing-converter smelting method for austenite stainless steel |
| 02/23/2010 | US7666249 Linear hearth furnace system and methods regarding same |
| 02/23/2010 | CA2341898C A direct smelting process |
| 02/17/2010 | EP2154256A2 Tuyer device for introducing gas media under a liquid metal level |
| 02/17/2010 | CN201406449Y Converter torsion bar bumper |
| 02/17/2010 | CN201406448Y Homogenous slag-stopping ball used for tapping hole of converter |
| 02/17/2010 | CN201406447Y Forked end assembly |
| 02/17/2010 | CN201406446Y Movable gas hood for converter gas |
| 02/17/2010 | CN201406445Y Concentrated dust collector of converter |
| 02/17/2010 | CN101649370A Method for smelting first heat after fetting of converter |
| 02/17/2010 | CN100590206C Revolving furnace integral parallel move hydraulic pressure fallback construction method |
| 02/16/2010 | US7662337 Hoisting mechanism for steel processing ladles in RH degassers |
| 02/16/2010 | US7662336 Vessel for the metallurgical treatment of pig iron, steel melts and similar, in particular a converter vessel |
| 02/11/2010 | WO2010015684A1 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 |
| 02/11/2010 | WO2010015679A1 Method and devices for regulating the flow rate and for slowing down non-ferromagnetic, electrically-conducting liquids and melts |
| 02/11/2010 | WO2010015243A1 Continuous scrap supply into an electric arc furnace (eaf) |
| 02/11/2010 | WO2010015230A1 Electromagnetic stopper |
| 02/11/2010 | WO2010015041A1 Recarburisation method |
| 02/11/2010 | WO2010015020A1 Low cost making of a low carbon, low sulfur, and low nitrogen steel using conventional steelmaking equipment |
| 02/11/2010 | CA2733085A1 Recarburisation method |
| 02/10/2010 | CN201402054Y Consumable furnace gate carbon-oxygen lance manipulator |
| 02/10/2010 | CN101643816A Sublance body |
| 02/10/2010 | CN101643815A Vulcanization method for smelting high-sulfur stainless steel |
| 02/04/2010 | US20100024600 Method and device for producing stainless steel without using a supply of electrical energy, based on pig-iron that has been pre-treated in a ddd installation |
| 02/04/2010 | US20100024596 Low cost making of a low carbon, low sulfur, and low nitrogen steel using conventional steelmaking equipment |
| 02/03/2010 | EP2149541A1 Baking repairing material |
| 02/03/2010 | CN201397050Y Combined type furnace door oxygen lance |
| 02/03/2010 | CN201395612Y Axial sleeve for converter trunnion |
| 02/03/2010 | CN201395611Y Converter non-drive end trunnion pipe arrangement device |
| 02/03/2010 | CN201395610Y Converter trunnion pipe arrangement device |
| 02/03/2010 | CN201395609Y Vehicular stop device |
| 02/03/2010 | CN101638710A Three-supporting surface prestress blocking seat mechanism of converter |
| 02/03/2010 | CN101638709A Large-cone oxygen blowing lance special for steelmaking |
| 02/03/2010 | CN101638708A Slagging process for removing free calcium oxide fCao from converter slag |
| 02/03/2010 | CN101638707A Bidirectional steel and oxygen supplying method of converter steelmaking |
| 02/03/2010 | CN101638706A Liquid steel pre-deoxidizing technology in steelmaking revolving furnace |
| 02/03/2010 | CN101638705A Method for replacing rotating furnace |
| 02/02/2010 | CA2563472C Tapping tube for a metallurgical fusion pot |
| 02/02/2010 | CA2219645C Process for reducing the electric steelworks dusts and facility for implementing it |
| 01/28/2010 | US20100019421 Mud gun cap |
| 01/28/2010 | DE102008031576A1 Withdrawing device for withdrawing a gas sink of a metallurgical vessels, comprises a bearing device for bearing the withdrawing device on the metallurgical vessels, and a drawing device for coupling and drawing gas sink |
| 01/27/2010 | CN201392101Y Integrated iron core slag-stopping plug |
| 01/27/2010 | CN201392096Y High-temperature electric furnace |
| 01/27/2010 | CN201390761Y Arch cavity plate-type water tank at converter mouth |
| 01/27/2010 | CN201390760Y Gas flue absolute-dry type purification recovery utilization device of steel-making converter |
| 01/27/2010 | CN101633972A Method for adding slag charge and alloy when alloying electric furnace steel tapping |
| 01/27/2010 | CN100584961C Metallurgical vessel with fixing system |
| 01/26/2010 | CA2562334C Tapping pipe |