| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
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| 08/29/2007 | CN101027418A Method and apparatus for producing briquette for metal raw material |
| 08/29/2007 | CN101024863A Method for pyrogenic sulfurizing difficult selected zinc oxide ore |
| 08/29/2007 | CN100334236C Comprehensive recovery for bullion ore with various metals |
| 08/23/2007 | US20070193414 Use of liquid-crystal displays, and processes for the recycling thereof |
| 08/22/2007 | CN2937152Y Slag iron fine powder current limiter |
| 08/22/2007 | CN1333091C Process and apparatus for extracting zinc |
| 08/22/2007 | CN1332883C Calcined alumina, its production process and produced fine alpha-alumina powder |
| 08/22/2007 | CN101023189A Siloxane composition, agglomerate, and method of preparing agglomerate |
| 08/22/2007 | CN101020961A Pretreatment of material for smelting ferrosilicon |
| 08/22/2007 | CN101020960A Pellet for smelting Al-Si alloy and its prepn |
| 08/22/2007 | CN101020959A Desulfurizing method for direct reduction of V-Ti magnetite |
| 08/22/2007 | CN101020958A Combined bottom rotating furnace-electric furnace process for treating red mud nickel ore to produce ferronickel |
| 08/22/2007 | CN101020957A Process of fast reducing carbon-containing red mud nickel ore pellet to beneficiate nickel in a bottom rotating furnace |
| 08/22/2007 | CN101020943A Phosphorus reducing method for process of smelting Ni-Cr pig iron with nickel oxide ore |
| 08/22/2007 | CN101020938A Direct reduction iron producing technology |
| 08/22/2007 | CN101020937A New process of producing direct reduction iron |
| 08/22/2007 | CN101020936A V-Ti magnetite reducing process |
| 08/22/2007 | CN101020935A Process and product of nickel and chromium containing pig iron with fume or scale containing nickel and chromium |
| 08/16/2007 | US20070186723 Method to increase the adherence of coating materials on ferrous materials |
| 08/15/2007 | EP1405924B1 Method for producing granular metal |
| 08/15/2007 | CN2934265Y Improved type collar plate pelletizer |
| 08/15/2007 | CN1332047C Process for nickel and cobalt extraction from laterite ores |
| 08/15/2007 | CN1332041C Water-repellancy high-alkalinity steel-making out-furnace refining slag production method |
| 08/09/2007 | US20070181438 electrochemically reducing titania and sintering to form a morphology of reduced titanium; agitating the electrolyte slurry using electrolytic cells; supplying pellets, powders of metal oxide and CaCL2-based electrolyte; agglomerating the particles |
| 08/08/2007 | CN101014724A 镍的回收 Nickel recovery |
| 08/08/2007 | CN101012499A Method for separating highly-pure rare-earth oxide from sulphating roasting rare earth mine |
| 08/08/2007 | CN101012498A Method for producing high alumina refined powder by using alumyte |
| 08/08/2007 | CN101012497A Method for preparing iron ore concentrate by using microwave to deoxidize weak-magnetic iron minerals |
| 08/08/2007 | CN101012496A Method for extracting vanadium pentoxide from stone coal |
| 08/07/2007 | CA2236587C Duplex procedure for the production of metals and metal alloys from oxidic metal ores |
| 08/01/2007 | EP1813685A2 Method of operation of reducing rotary hearth furnace and reducing rotary hearth furnace facility |
| 08/01/2007 | CN2928870Y Step type forced pelleting mixer |
| 08/01/2007 | CN2928869Y Pelletizing drying device for smelting aluminum-silicon alloy |
| 08/01/2007 | CN2928868Y Sintering mixer roller |
| 08/01/2007 | CN1329537C Method for reducing chromium containing raw material |
| 08/01/2007 | CN1329535C Method and apparatus for the production of ore with green agglomerates containing a proportion of fines |
| 08/01/2007 | CN101008051A Copper smelting process |
| 08/01/2007 | CN101008048A Highly effective composite basic additive for extracting vanadium and synchronously fixing chlorine |
| 08/01/2007 | CN101008046A Cementing agent for producing pellet ore and preparing process thereof |
| 08/01/2007 | CN101008045A Rotary flash distillation direct combustion heat-supply type rotary kiln baking apparatus and process for molybdenum concentrate |
| 07/31/2007 | CA2399883C Use of rice hull ash in steelmaking |
| 07/26/2007 | WO2007082694A1 Process for sintering on a sintering machine |
| 07/26/2007 | US20070171954 Method for processing aluminium in a rotary or a reverberating furnace |
| 07/26/2007 | DE202005021267U1 Agglomeratstein zum Einsatz in Schacht-, Corex- oder Hochöfen Agglomerated stone for using in shaft, Corex or blast furnaces |
| 07/26/2007 | CA2637230A1 Process for sintering on a sintering machine |
| 07/25/2007 | EP1811253A1 Apparatus and method for heating treatment |
| 07/25/2007 | EP1290232B1 Method of producing a metallized briquette |
| 07/25/2007 | CN101006204A Electrochemical reduction of metal oxides |
| 07/25/2007 | CN101003858A Method for recovering valuable metal from v, mo, and nickel-containing waste |
| 07/25/2007 | CN101003855A Technique for extracting vanadium pentoxide by the pulp resin method |
| 07/25/2007 | CN101003853A Method for filling and adding bentonite in procedure for producing ball |
| 07/25/2007 | CN101003852A Method for preparing hot pressed balls of iron ore concentrate and powdered coal |
| 07/25/2007 | CN101003851A Method for producing high titanium type acid pellet vanadium titanium by chain grate - rotary kiln |
| 07/19/2007 | WO2007080356A1 Production of carbonaceous metal ore pellets |
| 07/19/2007 | US20070166420 Process for producing a raw mixture for sintering |
| 07/19/2007 | US20070163389 Briquette for use as steelmaking material and method of manufacturing the same |
| 07/19/2007 | US20070163388 Steel manufacturing dust solidified, process for producing the same and production apparatus therefor |
| 07/19/2007 | CA2636642A1 A method for recovery of precious metals |
| 07/19/2007 | CA2635025A1 Production of carbonaceous metal ore pellets |
| 07/18/2007 | EP1808502A1 Method and apparatus for producing briquette for metal raw material |
| 07/18/2007 | EP1808498A1 Process for producing molten iron and apparatus therefor |
| 07/18/2007 | EP1323838B1 Method for forming a briquette as material for steel making |
| 07/18/2007 | CN1327010C Composite iron ball for steel smelting and its production process |
| 07/18/2007 | CN100999808A Nickle chromium cobalt iron alloy and its smelting tech. process and equipment of blast furnace opening of blocking slag |
| 07/18/2007 | CN100999790A Process of refining aluminium silicon alloy from coal gangue or flyash |
| 07/18/2007 | CN100999788A Process of nickle cobait copper ammine sulfate salt mixture evaporating ammine baking acid immersion |
| 07/18/2007 | CN100999787A Process of nickle cobait double salt sulfated baking acid immersion |
| 07/18/2007 | CN100999785A Process of enriching noble metal from iron refined mineral |
| 07/18/2007 | CN100999783A Mixture barrel with vibrating strik apparatus |
| 07/18/2007 | CN100999782A Comprehensive recovering process of multimetal sulfide mineral |
| 07/17/2007 | US7244287 Magnetic particle, its production method, magnetic recording medium and its production method |
| 07/11/2007 | CN1995413A Clay ore desiliconisation method |
| 07/11/2007 | CN1995412A Environment-friendly type alumyte integrated smelting technology |
| 07/11/2007 | CN1995411A Process for producing iron finished ore powder utilizing low grade siderite |
| 07/11/2007 | CN1325671C Process for reclaiming Pd from waste Pd-C catalyst |
| 07/11/2007 | CN1325667C Process for manufacturing corrosion resistant metal products |
| 07/11/2007 | CN1325666C An apparatus for manufacturing molten irons and method using the same |
| 07/11/2007 | CN1325408C Induction heating method and device for ore fusion |
| 07/10/2007 | CA2309611C Method for upgrading iron ore utilizing multiple magnetic separators |
| 07/05/2007 | WO2007008420A3 Method and apparatus for melting metal |
| 07/05/2007 | US20070151419 Briquette of ferrous metal working scrap, method of making the same, mashing crusher of grinding chips and briquette making apparatus using the same |
| 07/04/2007 | EP1803828A1 Briquette of ferrous metal working scrap, method of making the same, mashing crusher of grinding chips and briquette making apparatus using the same |
| 06/28/2007 | WO2005007898A8 Method for processing oxidized nickel-cobalt ore (variants) |
| 06/28/2007 | US20070148066 Process to obtain titanium concentrates with high contents of tio2 and low contents of radionuclide elements from anatase mechanical concentrates |
| 06/28/2007 | US20070144308 Briquette for use as metal stock and method for manufacturing the same |
| 06/27/2007 | CN1989261A Dust suppression and reduction of surface oxidation for mineral agglomerates |
| 06/27/2007 | CN1986851A Two-section roasting production process for recovering Au, Cu, Ag, As and s from As and C containing aurin ore |
| 06/27/2007 | CN1986846A Magnesite hot enriching process |
| 06/26/2007 | CA2230892C Polymer coated powders |
| 06/21/2007 | WO2006032347A3 Method and device for producing liquid steel |
| 06/21/2007 | US20070137435 Method and plant for the heat treatment of solids containing iron oxide using a fluidized bed reactor |
| 06/20/2007 | EP1797206A1 Agglomeration of titania |
| 06/20/2007 | CN1322150C Agglomeration process of -200 mesh celestite concentrate |
| 06/20/2007 | CN1321998C Silicon composition |
| 06/14/2007 | US20070131059 Recovery of nickel |
| 06/14/2007 | US20070131058 Process for recovering platinum group metals from ores and concentrates |
| 06/13/2007 | CN1981060A Method and device for treating anode slime |
| 06/07/2007 | WO2007063603A1 Method of granulating sintering raw material and process for producing sintered ore |
| 06/06/2007 | EP1792133A2 Method and device for producing liquid steel |
| 06/06/2007 | EP1791627A1 Mixing apparatus |