| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
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| 03/08/2007 | US20070050950 Stabilization of waste material |
| 03/08/2007 | DE60122128T2 Verfahren und vorrichtung zur rückgewinnung von metallen Method and apparatus for the recovery of metals |
| 03/07/2007 | EP1760163A2 A briquette for use as steelmaking material |
| 03/07/2007 | CN1926251A Method for the production of a raw sintering mixture |
| 03/07/2007 | CN1924037A Method of comprehensive utilizing tin-zinc containing magnetic concentrate |
| 03/07/2007 | CN1924036A Sintering ore additive |
| 03/07/2007 | CN1924035A Composite agglomeration technology of iron powdered ore |
| 03/07/2007 | CN1924034A Method of producing high grade magnetic concentrate from sulfuric-acid residue composite pellet |
| 03/07/2007 | CN1924033A Method of producing acidic pellet ore for blast furnace from vanadium-titanium magnetic concentrate |
| 03/07/2007 | CN1924032A Method of producing acidic pellet ore for blast furnace from tin-zinc magnetic concentrate |
| 02/28/2007 | EP1756320A2 Heat exchanger system used in steel making |
| 02/28/2007 | EP1337341B1 Unit and method for the treatment of shredder residues |
| 02/28/2007 | EP1332002B1 Unit and method for processing of shredder residues and use of a sand fraction produced thus |
| 02/28/2007 | EP1332001B1 Unit and method for the treatment of shredder residues and use of granulate fractions thus produced |
| 02/28/2007 | CN2873794Y Steam preheating device for mine box sintered mixed material |
| 02/28/2007 | CN1922335A Briquette as steelmaking raw material and process for producing the same |
| 02/28/2007 | CN1920066A Producing method of ultrapure iron concentrate powder |
| 02/28/2007 | CN1920064A Method of producing magnetic iron concentrate from limonite |
| 02/28/2007 | CN1302123C Method and apparatus for practicing carbonaceous-based metallurgy |
| 02/27/2007 | US7183114 Determining the concentration and ratio of carbon monoxide to carbon dioxide in the gaseous product of a fluidized bed reactor for producing titanium tetrachloride using infrared analysis |
| 02/27/2007 | CA2114438C Ore pelletisation |
| 02/22/2007 | WO2007021768A2 Continuous production of nano-scale metal particles |
| 02/22/2007 | WO2007019707A1 Method and apparatus for the recovery of refractory mineral ores |
| 02/22/2007 | WO2007019701A1 Method for processing ore to minimize the production of acidic wastes |
| 02/22/2007 | CA2633811A1 Method for processing ore to minimize the production of acidic wastes |
| 02/22/2007 | CA2595475A1 Method and apparatus for the recovery of refractory mineral ores |
| 02/21/2007 | EP1753884A1 Agglomerated stone for using in shaft furnaces, corex furnaces or blast furnaces, method for producing agglomerated stones, and use of fine and superfine iron ore dust |
| 02/21/2007 | CN1916199A Technique for purifying germanium through horizontal zone melting of radio heating |
| 02/21/2007 | CN1916197A New method for sinking melting materiel into furnace through top blast |
| 02/21/2007 | CN1916196A Method for producing fine powder of magnetite from active iron ore |
| 02/15/2007 | WO2007016737A1 Hydrometallurgical method for the extraction of nickel and cobalt from laterite ores |
| 02/15/2007 | WO2006078901A3 Process for the recovery of materials from a desulfurization reaction |
| 02/15/2007 | US20070034055 Method and apparatus for producing reduced metal |
| 02/15/2007 | CA2618142A1 Hydrometallurgical method for the extraction of nickel and cobalt from laterite ores |
| 02/14/2007 | CN1914338A Method for producing sintered ore |
| 02/14/2007 | CN1912159A Production method of silicomangan of sintering powder by rotary kiln and hot filling in ore-smelting electric furnace |
| 02/14/2007 | CN1300352C Nickel-iron smelting process from nickel oxide ore containing crystal water through blast furnace |
| 02/14/2007 | CN1300348C Method for recovering iron from red mud |
| 02/14/2007 | CN1300343C Sponge iron production method |
| 02/13/2007 | US7175691 Method of producing stainless steel by re-using waste material of stainless steel producing process |
| 02/07/2007 | EP1749894A1 Semi-reduced sintered ore and method for production thereof |
| 02/07/2007 | EP1749110A1 Upgrading of zircon |
| 02/07/2007 | EP1625351B1 Method for the analysis of gas produced by a titanium tetrachloride fluidized bed reactor |
| 02/07/2007 | CN1910297A Method for producing sintered steel |
| 02/07/2007 | CN1908206A Method of producing iron refined powder from troilite and apparatus thereof |
| 02/07/2007 | CN1908205A Processing method of troilite powder material and use |
| 02/07/2007 | CN1298871C Method for producing mischmetal using Mianning rare earth ore as raw material |
| 02/07/2007 | CN1298870C Treatment method of magnesite |
| 02/06/2007 | US7172738 Liquids/solids reaction vessel configured to contain a mixture of at least one liquid and at least one solid. The vessel includes a closed perimeter wall defined by an effective height, and a bottom connected to the closed perimeter wall to |
| 02/06/2007 | US7172074 Grinding; screening, storage, separation |
| 02/06/2007 | CA2439683C Method of applying marking agent to aluminum sheet for scrap sorting purposes |
| 02/06/2007 | CA2331160C Rotary thermal oxidizer for battery recycling |
| 01/31/2007 | EP1748087A1 Production method of briquette for metal material |
| 01/31/2007 | CN2863817Y Modified spherical agglomeration shaft furnace gear roller |
| 01/31/2007 | CN1904094A Method of extracting gold and silver from arsenic containing aurin ore |
| 01/30/2007 | CA2364273C Rotary hearth furnace for producing reduced metal and method of producing reduced metal |
| 01/25/2007 | WO2006131457A3 Method for controlling the performance of a roasting machine for backing iron ore pellets |
| 01/25/2007 | US20070018138 Highly pure hafnium material, target thin film comprising the same and method for producing highly pure hafnium |
| 01/24/2007 | EP1565585A4 Process and apparatus for extracting zinc |
| 01/24/2007 | CN2861173Y Slag decomposing agent of steel-making dust slime sphere |
| 01/17/2007 | EP1651785B1 A process for recovering platinum group metals from ores and concentrates |
| 01/17/2007 | CN1898400A Steel manufacturing dust solidified, process for producing the same and production apparatus therefor |
| 01/17/2007 | CN1898252A Process for the agglomeration and passivation of waste material or fines from an organohalo-silane process |
| 01/17/2007 | CN1896711A Method for the analysis of a test specimen of reducible material that contains iron |
| 01/17/2007 | CN1295362C Method and installation for utilizing waste products, which contain hydrocarbons and iron oxide particularly mill scale sludges and coal fines |
| 01/10/2007 | EP1740729A2 Combined pre-treatment process for enabling feed material to be charged in direct reduction processes |
| 01/10/2007 | CN1891840A Valuable metal concentration and comprehensive utilization method for baking red mud by halogen-ammonia salt |
| 01/10/2007 | CN1891838A A briquette for use as steelmaking material |
| 01/10/2007 | CN1891837A Mineral raw material sintering process |
| 01/03/2007 | CN1890391A Process for producing iron ore agglomerates with use of sodium silicate containing binder |
| 01/03/2007 | CN1888096A Prepn process of Bayer process leaching additive |
| 01/03/2007 | CN1888095A Adhesive for fast consolidation of cold solidified pellet |
| 01/02/2007 | US7157063 Process for the utilization of vanadium from chromium ore as vanadium (V) oxide |
| 01/02/2007 | US7156894 Leaching metal values from biooxided concentrate of sulfide minerals; hydrometallurgy |
| 01/02/2007 | CA2371159C Fluidized bed reduction of laterite fines with reducing gases generated in situ |
| 12/27/2006 | CN2851274Y High-strength antiwear porcelain scraping cutter |
| 12/27/2006 | CN1884588A Manganese pellet ore and associated method of production |
| 12/26/2006 | US7153541 Method for inhibiting oxidation of metal sulfide-containing material |
| 12/26/2006 | US7152741 Use of ozone to increase the flotation efficiency of sulfide minerals |
| 12/21/2006 | WO2006134223A1 Method and apparatus for ore processing |
| 12/21/2006 | WO2006133777A1 Separation of metal values in zinc leaching residues |
| 12/21/2006 | CA2611925A1 Separation of metal values in zinc leaching residues |
| 12/21/2006 | CA2609931A1 Method and apparatus for ore processing |
| 12/20/2006 | EP1734138A1 Briquette for raw material of metal and method for production thereof |
| 12/20/2006 | EP1734137A1 Process of agglomeration of iron ores with a total suppression of polluting emissions towards the atmosphere |
| 12/20/2006 | EP1329524B1 Brittle formed product and iron-based power material and method for manufacturing these materials |
| 12/20/2006 | CN1880488A Pseudo particle raw material for sintering, sintered ore for blast furnace, and method of producing pseudo particle raw material for sintering |
| 12/20/2006 | CN1290959C Adhesive for forming pelleted powders and pelleted forming articles |
| 12/14/2006 | WO2006131457A2 Method for controlling the performance of a roasting machine for backing iron ore pellets |
| 12/14/2006 | US20060278042 Method of producing stainless steel by re-using waste material of stainless steel producing process |
| 12/14/2006 | US20060278040 Process for producing reduced matal and agglomerate with carbonaceous material incorporated therein |
| 12/14/2006 | DE102005026363A1 Verfahren zur Steuerung der Leistung von der Röstmaschine zum Brennen der Eisenerzpellets A method for controlling the power of the roasting machine for burning the iron ore pellets |
| 12/13/2006 | EP1731621A1 Method and device for conveying sinter material onto a sinter strand |
| 12/13/2006 | EP1370698B1 Method for curing self-reducing agglomerates |
| 12/07/2006 | US20060275652 Process for the concentration of noble metals from fluorine-containing fuel cell components |
| 12/07/2006 | US20060273497 Method and installation for utilizing hydrocarbon-containing and iron-oxide-containing waste materials, in particular rolling scale sludges, and fine coals |
| 12/06/2006 | CN2844135Y Pelletizing prilling disk with Nylon lining plate |
| 12/06/2006 | CN1874961A A process to obtain titanium concentrates with high contents of TiO2 and low contents of radionuclide elements from anatase mechanical concentrates |
| 12/06/2006 | CN1872795A 硅组合物 Silicon composition |
| 12/06/2006 | CN1288257C Superlow temperature sinter and mineralization energy-saving additive |