| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
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| 12/20/2012 | WO2012172174A1 Equipment to prepare ore concentrate for pelletizing |
| 12/20/2012 | WO2012172168A1 Method for improving the reduction degree in the smelting of ferroalloy |
| 12/20/2012 | CA2843210A1 Method for improving the reduction degree in the smelting of ferroalloy |
| 12/20/2012 | CA2833829A1 Equipment to prepare ore concentrate for pelletizing |
| 12/19/2012 | CN202610299U Automatic distributing and ignition lifting and turning device |
| 12/19/2012 | CN202610298U Full-automatic high, intermediate and low temperature-controlled roasting system for decomposing rare earth concentrates with sulfuric acid |
| 12/19/2012 | CN102828024A Self-reduction carbon-containing pellet |
| 12/19/2012 | CN102828023A Pellets with low bentonite content and production method thereof |
| 12/19/2012 | CN102828022A Production process of pure hematite alkaline pellets |
| 12/19/2012 | CN102828021A Phosphosiderite microwave coupling dephosphorization method |
| 12/19/2012 | CN102828020A Method for closed cycle high-efficiency comprehensive recovery of multiple elements of gold concentrate |
| 12/19/2012 | CN102828019A Method for oxygen-enriched calcification calcination of high-grade vanadium slag |
| 12/19/2012 | CN102305805B Method for detecting moisture distribution at material layer in chain grate machine in pelletizing production process |
| 12/19/2012 | CN102234719B Sintering plant operating simulation system |
| 12/19/2012 | CN102181644B Method for reclaiming rare noble metals from waste circuit board |
| 12/19/2012 | CN102146510B Roasting method for controlling ring formation of rotary kiln |
| 12/19/2012 | CN102127637B Method for utilizing caustic calcined dolomite |
| 12/18/2012 | US8333823 Method and system for producing metallic iron nuggets |
| 12/13/2012 | WO2012170042A1 System and method for the thermal processing of ore bodies |
| 12/12/2012 | EP2531625A1 Method for treating tailings |
| 12/12/2012 | CN202595226U System for optimizing thermal regulations of chain grate-rotary kiln oxidized pellets |
| 12/12/2012 | CN102822360A Method for producing sintered ore |
| 12/12/2012 | CN102822317A Process for production of solid fuel for use in sintering, solid fuel for use in sintering, and process for manufacturing sintered ore using same |
| 12/12/2012 | CN102821909A Sinter cake support stand, overlay welding wire and overlay welding metal |
| 12/12/2012 | CN102816926A Bentonite used for pellets, and preparation method thereof |
| 12/12/2012 | CN102816925A Method and system for recycling iron-containing sludge |
| 12/12/2012 | CN102816924A Ore blending method for improving heat-state intensity index of sintering ore |
| 12/12/2012 | CN102816923A Agglomeration method for industrial solid waste |
| 12/12/2012 | CN102816922A Sintering raw material composition and sintering agglomeration method |
| 12/12/2012 | CN102816921A Chloride-free vanadium extraction technology |
| 12/12/2012 | CN102816880A Ironmaking and aluminum extraction comprehensive utilization method of high-iron red mud |
| 12/12/2012 | CN102337391B Process method for recovering indium, germanium and other valuable metals from indium concentrate |
| 12/12/2012 | CN102321849B Preparation method of nickel-chrome alloy steel |
| 12/12/2012 | CN102251122B Process for silver extraction by acidifying calcination and leaching of lead silver slag |
| 12/12/2012 | CN102234720B Pellet binder prepared from residues in direct coal liquefaction process and preparation method thereof |
| 12/06/2012 | WO2012164976A1 Method for recovering valuable metals |
| 12/06/2012 | WO2012163559A1 Method for producing micro cracks in ore-bearing rock |
| 12/05/2012 | EP1439236B1 Method for drying molding containing oxidized metal, method for reducing oxidized metal and rotary hearth type metal reduction furnace |
| 12/05/2012 | CN202582180U Improved 109 m<2> boiling-bed roaster |
| 12/05/2012 | CN202576518U Disc balling machine with fixed scrapers |
| 12/05/2012 | CN202576517U Glass arsenic-preventing waste heat recovering system for high-temperature flue gas generated by removing arsenic by roasting |
| 12/05/2012 | CN202576516U Rotary kiln applicable to magnetizing roast of difficultly-screened iron ores |
| 12/05/2012 | CN202570326U Coal coke powder crushing and screening system |
| 12/05/2012 | CN102808088A Proportioning method for recycling waste residues of valuable metal through sulphur fixation treatment |
| 12/05/2012 | CN102808081A Steelmaking slag former and preparation method thereof |
| 12/05/2012 | CN102808080A Method for increasing waste gas circulation sintering utilization coefficient and sintered ore barrate strength |
| 12/05/2012 | CN102808079A Thermosetting red mud block and preparation method thereof |
| 12/05/2012 | CN102808078A Pellet roasting device |
| 12/04/2012 | CA2664756C Method for thiosulfate leaching of precious metal-containing materials |
| 11/29/2012 | WO2012161453A2 Sintered ore cooling device |
| 11/29/2012 | WO2012161452A2 Sintered ore cooling device |
| 11/29/2012 | WO2012159342A1 Process for extracting iron from high silicon alumohematite |
| 11/29/2012 | WO2012138059A3 Briquetting device |
| 11/29/2012 | US20120297926 Agglomerated alumina containing product |
| 11/28/2012 | CN202558900U Vanadium-nitrogen alloy blank dehydration rubber removal furnace |
| 11/28/2012 | CN102803884A Sintering palette carriage, sintering machine provided with sintering palette carriage, and sintered ore producing method |
| 11/28/2012 | CN102803523A Carbon-material-containing iron oxide briquette composition, method for producing same, and method for producing reduced iron using same |
| 11/28/2012 | CN102796877A Method for enriching rhodium from rhodium-containing organic dead catalyst |
| 11/28/2012 | CN102796873A Method for comprehensively recovering metallic cobalt, ruthenium and aluminum from Fischer-Tropsch synthesis dead catalyst Co-Ru/Al2O3 |
| 11/28/2012 | CN102796866A Method for smelting and briquetting cast-iron scrap in cupola |
| 11/28/2012 | CN102796865A Device and technology for oxygen-enriched roasting of molybdenum sulfide concentrate |
| 11/28/2012 | CN102796864A Method for activating and dissolving insoluble noble metal rhodium |
| 11/28/2012 | CN102796839A Technique for producing direct reduced iron and synchronously performing desulfurization through reduction roasting of sulfate slag |
| 11/28/2012 | CN102796838A Method for producing pig iron and phosphate using ferro-phosphorus |
| 11/28/2012 | CN102115817B Laterite-nickel ore pelletizing sintering process |
| 11/28/2012 | CN102061377B Process for recycling bismuth concentrate from tungsten ore magnetic separation tailings |
| 11/28/2012 | CN101831539B Method for producing artificial rich iron ore from copper smelting waste slag by using new sintering technology |
| 11/28/2012 | CN101671776B Sintered ore |
| 11/27/2012 | US8317895 Method for recovering valuable metals from wastes |
| 11/27/2012 | CA2510930C Method and plant for the heat treatment of solids containing iron oxide |
| 11/21/2012 | CN202543279U Chain-and-grate conveyer transmission device for hematite pellets |
| 11/21/2012 | CN202543278U Iron oxide pellet roasting furnace |
| 11/21/2012 | CN202538664U Automatic batching system of sinter pot |
| 11/21/2012 | CN102787245A Method for upgrading copper concentrate |
| 11/21/2012 | CN102787242A Method for recovering germanium and indium from germanium-containing material generated from lead and zinc smelting process |
| 11/21/2012 | CN102787234A High-ratio sintering method for limonite |
| 11/21/2012 | CN102787233A Method for circulative and comprehensive utilization of waste acids generated in acid preparation process through smoke smelting |
| 11/21/2012 | CN102787188A Process for smelting vanadium-containing pig iron by high-silicon vanadium titanomagnetite concentrate powder |
| 11/21/2012 | CN102226233B Method and system for pretreating lateritic nickel ore |
| 11/21/2012 | CN102023176B Method for acquiring high temperature characteristics of iron ore powder in sintering process |
| 11/21/2012 | CN101563473B Apparatus for manufacturing compacted irons of reduced materials comprising fine direct reduced irons and apparatus for manufacturing molten irons provided with the same |
| 11/15/2012 | WO2012093280A3 Systems and methods for recycling steelmaking converter exhaust residue and products made thereby |
| 11/14/2012 | CN202530135U Lump material returning and roasting system in process of molybdenum oxide roasting |
| 11/14/2012 | CN202530134U Pretreatment production line for aluminum scraps |
| 11/14/2012 | CN102782432A Air leakage detection system for pallet carriage and air leakage detection method for pallet carriage |
| 11/14/2012 | CN102782095A Process for producing ferro coke for metallurgy |
| 11/14/2012 | CN102776365A Method for aggregating fine fraction titanium raw materials |
| 11/14/2012 | CN102776364A Process for recovering titanium and iron from titanomagnetite tailings |
| 11/14/2012 | CN102776363A Process for balling by mixing 200 meshes of celestite mineral powders and reduction coals |
| 11/14/2012 | CN102776362A Lead anode slime briquetting method and system |
| 11/14/2012 | CN102776361A Method for producing sinter through utilizing stainless steel dedusting ash and stainless steel mill scale |
| 11/14/2012 | CN102776360A Production method for coating-protected pre-reduced sinter |
| 11/14/2012 | CN102776359A Sintering mixture, and vanadium-titanium agglomerate, its preparation method and its application |
| 11/14/2012 | CN102776358A Dephosphorization agent, method for preparing same and application |
| 11/14/2012 | CN102776357A Method for processing lateritic nickel ore by microwave-ammonia leaching |
| 11/14/2012 | CN102776356A Method for improving pellet qualities |
| 11/14/2012 | CN102773478A Sintering method for improving mechanical strength of tantalum block |
| 11/14/2012 | CN102277483B Method for preparing rare earth chloride by using Baiyunebo rare earth concentrate |
| 11/14/2012 | CN102121065B Mineral powder moulding binder |
| 11/14/2012 | CN101903541B Method for manufacturing binderless briquettes and apparatus for manufacturing the same |