| Patents for C21C 7 - Treating molten ferrous alloys, e.g. steel, not covered by groups (11,430) |
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| 09/12/2006 | CA2339399C Magnesium desulfurization agent |
| 09/07/2006 | US20060196308 Method for recovering metallic elements, especially metallic chromium, from slag containing metal oxides in an electric-arc furnace |
| 09/06/2006 | EP1698705A2 Process and installation for the addition of a manganese alloy during steel processing |
| 09/06/2006 | CN2813636Y Superfine grain hot-rolling ribbed reinforcing rod |
| 09/06/2006 | CN2813635Y Single-spout particle magnesium iron melt desulfurizing spraying gun |
| 09/06/2006 | CN1827818A Process casting big and thick-walled ultra-low carbon austenitic stainless steel elbow by resin sand |
| 09/06/2006 | CN1827794A Refining slag for ultra-pure steel and preparation method thereof |
| 09/06/2006 | CN1827793A Molten slag gasification dephosphorization method during converter splash protection process |
| 09/06/2006 | CN1827792A Fluorine-free pro-molten refining slag and preparation method thereof |
| 09/06/2006 | CN1827791A External desulfurization method for molten iron by magnesium bar |
| 09/06/2006 | CN1827790A Compound molten iron desulfurizer |
| 09/06/2006 | CN1827788A Iron-carbon synthesized block and its application |
| 09/06/2006 | CN1273635C Manufacturing method of cold forming high intensity steel for welded structure |
| 09/06/2006 | CN1273621C Grading using method for slag of steel-melting furnace |
| 09/05/2006 | US7101413 pouring a fluxing material into a porous ceramic shell through an opening at the top and bonding to the wall |
| 09/05/2006 | CA2339402C Magnesium injection agent for ferrous metal |
| 08/31/2006 | WO2006091362A2 System for optically analyzing a molten metal bath |
| 08/31/2006 | CA2598111A1 System for optically analyzing a molten metal bath |
| 08/30/2006 | CN2811309Y Continuous automatic slag removing machine |
| 08/30/2006 | CN2811308Y Hot metal mixer for desulfurization of molten iron |
| 08/30/2006 | CN1272456C Method for increasing quenching degree and heat processing performance of gear steel |
| 08/24/2006 | WO2006088223A1 Method for producing extremely low carbon steel sheet and extremely low carbon cast piece having excellent surface characteristics, workability and formability |
| 08/23/2006 | CN2808927Y inset tube for vacuum cyclic degasification device |
| 08/23/2006 | CN2808926Y Magnesium-wire cladded wire |
| 08/23/2006 | CN1821430A High temperature treating device under strong magnetic field |
| 08/22/2006 | US7094273 melting a low aluminum content alloy, adding calcium prior to the addition of the remaining aluminum then casting; calcium additions deoxidize the melt; by product inhibition |
| 08/22/2006 | US7094271 Method for producing stainless steels, in particular high-grade steels containing chromium and chromium-nickel |
| 08/17/2006 | US20060180963 Vortexer apparatus |
| 08/17/2006 | US20060180962 Gas mixing and dispersement in pumps for pumping molten metal |
| 08/16/2006 | EP1287170B1 Apparatus for injecting solid particulate material into a vessel |
| 08/16/2006 | CN2806494Y Ladle porous brick core changing device |
| 08/16/2006 | CN1820084A Method and installation for the production of steel products having an optimum surface quality |
| 08/16/2006 | CN1818094A Steel liquid cleaner for steel smelting |
| 08/16/2006 | CN1818093A High-efficient metallurgical refiner and preparation thereof |
| 08/16/2006 | CN1818092A Preparation of steel-smelting carburant |
| 08/16/2006 | CN1818091A Steel smelting and carburating method |
| 08/16/2006 | CN1818090A Steel smelting and carburating method |
| 08/16/2006 | CN1818089A Steel smelting and carburating method |
| 08/16/2006 | CN1818088A Steel smelting and carburating method |
| 08/16/2006 | CN1818087A Steel-smelting and carburating method |
| 08/16/2006 | CN1818086A Steel-liquid with vanadium and nitrogen alloying composite wire |
| 08/16/2006 | CN1818085A Iron smelting and casting process by waste ferro-silicon alloy and ferromanganese scraps |
| 08/16/2006 | CN1818083A Self-cooling iron liquid pretreating spray gun |
| 08/09/2006 | EP1688510A1 Thin steel sheet excelling in surface property, moldability and workability and process for producing the same |
| 08/09/2006 | EP1645643A4 Tuyere device for introducing gaseous media under a liquid-metal layer |
| 08/09/2006 | EP1558768B1 Method for the production of corrosion-resistant steels and cast irons by alloying with a polymerized, fullerene-like carbon |
| 08/09/2006 | CN1814834A Method for producing chrome-nickel alloy |
| 08/09/2006 | CN1814818A Passivated composite desulfurizing powder and preparing method |
| 08/09/2006 | CN1814817A Molten-steel deoxidation agent |
| 08/09/2006 | CN1814816A Carbon-manganese briquet |
| 08/09/2006 | CN1814815A Silicon-manganese-aluminium briquet |
| 08/09/2006 | CN1814814A Converter smelting method |
| 08/09/2006 | CN1268771C Novel molten steel purifier |
| 08/03/2006 | WO2006079832A1 Wire for refining molten metal and associated method of manufacture |
| 08/03/2006 | DE10344198B4 Verfahren und Anlage zum Erhöhen der Produktivität beim Stahlherstellen Method and apparatus for increasing the productivity in steel manufacturing |
| 08/03/2006 | CA2595989A1 Wire for refining molten metal and associated method of manufacture |
| 08/02/2006 | CN2801798Y Dephosphorus spray gun |
| 08/02/2006 | CN2801797Y Desulfur spray gun |
| 08/02/2006 | CN2801794Y Top blow type desulfur dephousphorus spray gun |
| 08/02/2006 | CN1813073A Method for producing an alloy molten metal and associated production plant |
| 08/02/2006 | CN1811002A X65 pipeline steel for use in acid condition and its making process |
| 08/02/2006 | CN1810996A Purifying agent |
| 08/02/2006 | CN1267567C High-aluminium alloy and its prepn process |
| 08/01/2006 | CA2170533C Process for the preparation of calcium aluminates from aluminium dross residues |
| 07/27/2006 | WO2006077786A1 Reverse slant lining structure of furnace with reduced part structure |
| 07/27/2006 | US20060162499 fluidized beds; compaction |
| 07/26/2006 | EP1682685A1 Method for the introduction of inorganic solid bodies into hot liquid melts |
| 07/26/2006 | EP1452615B1 Method for reuse of steel sheet scrap |
| 07/26/2006 | CN2799579Y Cored wire protection-wire guiding mechanism |
| 07/26/2006 | CN1266288C Method for refining metal by different oxygen refining sequence |
| 07/20/2006 | US20060156864 Alloy contrining lithium, silicon and iron |
| 07/19/2006 | CN1806058A Compact micro-porous media device for degassing molten metal |
| 07/19/2006 | CN1806057A Tuyere device for introducing gaseous media under a liquid-metal layer |
| 07/19/2006 | CN1804096A Microalloyed nickel chromium high-temperature alloy material and method for preparing the same |
| 07/19/2006 | CN1804095A Preparation method for casting wear-resistant high speed steel |
| 07/19/2006 | CN1804091A Toughening method for casting high-boron wear-resistant alloy |
| 07/19/2006 | CN1804055A Premelting slag for RH vacuum treatment deep desulfurization of ultra low carbon steel |
| 07/19/2006 | CN1804054A Cored wire for deoxidation of molten steel |
| 07/19/2006 | CN1804053A Method for preparing silicon aluminium calcium composite deoxidant |
| 07/19/2006 | CN1804052A Aluminium calcium strontium composite premelting slag for molten steel secondary-refining |
| 07/19/2006 | CN1804050A Application of preprocessed molten iron in electric steelmaking |
| 07/19/2006 | CN1264997C Electrochemical pollution-free metal liquid deoxygenating process |
| 07/19/2006 | CN1264994C Process for preparing slag by pelletization of steel-making dust slime |
| 07/12/2006 | EP1679384A1 Method for producing steel ingot |
| 07/12/2006 | CN1800419A Liquid steel out furnace refiner |
| 07/12/2006 | CN1800418A Highly effective metallurgical complexing agent for convertor (electric oven) and its preparation method and uses |
| 07/12/2006 | CN1263879C Method for smelting high nitrogen steel |
| 07/06/2006 | US20060145128 Composition of matter tailoring: system I |
| 07/05/2006 | CN2793095Y Composite permeating bricks |
| 07/05/2006 | CN1796577A A slag conditioner composition, process for manfacture and method of use in steel production |
| 07/05/2006 | CN1262509C Method for treating stainless steel refining slag |
| 06/29/2006 | WO2006067365A1 Method of degassing molten metal |
| 06/28/2006 | CN1795277A Method for producing foamed slag on high-chromium melts in an electric furnace |
| 06/28/2006 | CN1795276A Method for recovering metallic elements, especially metallic chromium, from slag containing metal oxides in an electric-arc furnace |
| 06/28/2006 | CN1793404A High strength atmospheric corrorsion resistant section steel and production method thereof |
| 06/28/2006 | CN1793402A Pearlite like high strength low alloy rail steel and producing method thereof |
| 06/28/2006 | CN1793395A Process for producing fine type steel crystal particle |
| 06/22/2006 | US20060131795 Methods and facilities for suppressing vortices arising in tundishes or ladles during their respective discharge |
| 06/21/2006 | CN1789469A Aluminium iron alloy for steel-smelting |
| 06/21/2006 | CN1789468A High temperature creep-resisting furnace shell material and its preparation method |