| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
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| 08/17/2011 | CN101597686B Method for preparing pyritic slag pellet raw material and method for preparing green pellets |
| 08/16/2011 | US7998430 Production of synthetic rutile by continuous leaching |
| 08/16/2011 | US7998244 Process of treating metal bearing crushed rock to control respirable dust during transport in the process including a metal concentrating circuit |
| 08/11/2011 | WO2011097357A1 Method for treating tailings |
| 08/11/2011 | WO2011096479A1 Method for separating arsenic mineral from copper material with high arsenic content |
| 08/11/2011 | WO2007019707A8 Method and apparatus for the recovery of refractory mineral ores |
| 08/11/2011 | US20110196099 Particle doublets and n-mers and methods for fabrication thereof |
| 08/11/2011 | CA2788721A1 Method for treating tailings |
| 08/10/2011 | CN201921656U 一种有机粘结剂造球专用立式混匀设备 An organic binder balling dedicated vertical mixing equipment |
| 08/10/2011 | CN102149831A Process for producing agglomerates of finely particulate iron carriers |
| 08/10/2011 | CN102149526A Method for producing pulverized waste plastic and solid fuel or mineral reduction material |
| 08/10/2011 | CN102149454A Rotary atomiser for atomising molten material |
| 08/10/2011 | CN102146525A Process flow for fluidized smelting of mercury |
| 08/10/2011 | CN102146511A Method for reclaiming nickel and iron in laterite nickel ore by selective reduction roasting |
| 08/10/2011 | CN102146510A Roasting method for controlling ring formation of rotary kiln |
| 08/10/2011 | CN101519731B Method for extracting high arsenic complicated golden ore concentrate multielement |
| 08/10/2011 | CN101501226B Method for producing agglomerated material |
| 08/04/2011 | WO2011093518A1 Method and device for controlling layer thickness of sintering starting material for sintering machine |
| 08/04/2011 | WO2011092503A1 Pellets and processes therefor |
| 08/03/2011 | CN102144040A Charging device for sinter raw material with elastic deflector mat |
| 08/03/2011 | CN102144039A A method for the autothermal manufacture of fired material using a vertical furnace |
| 08/03/2011 | CN102140587A Method for anti-adhesion nitrogen increase in the process of producing vanadium nitride |
| 08/03/2011 | CN102140575A Novel metallurgy and casting integration method |
| 08/03/2011 | CN102139196A Continuous chlorination horizontal pipe type device |
| 08/03/2011 | CN101871044B Processing method of high secondary cement copper mixed ores and minerals |
| 08/03/2011 | CN101705378B Method for comprehensively recovering valuable metals from complex alloys containing stibium, tellurium, indium, germanium and silver |
| 07/28/2011 | US20110179910 Process for producing agglomerates of finely particulate iron carriers |
| 07/28/2011 | CA2728962A1 Centrifugal concentrator |
| 07/27/2011 | CN102137944A Process to produce manganese pellets from non-calcinated manganese ore and agglomerate obtained by this process |
| 07/27/2011 | CN102134656A Method for fluidized drying and synchronous pre-reduction of laterite-nickel ore |
| 07/27/2011 | CN102134655A Method for separating zinc and indium and iron from indium-enriched high-iron high-zinc calcine through reduction-magnetic separation |
| 07/27/2011 | CN102134639A Method for roasting high-sulfur high-arsenic limonite at high temperature in rotary kiln |
| 07/27/2011 | CN102134638A Method for producing iron ore concentrate by magnetizing and reducing limonite through biomass |
| 07/27/2011 | CN101709370B High-Arsen gold ore pretreatment method |
| 07/27/2011 | CN101654737B Compound iron ore pellet of molybdenum tailings and sulfate slags and preparation method thereof |
| 07/26/2011 | US7985389 Direct processing of ferrotitania ores and sands |
| 07/26/2011 | CA2480865C Acid beneficiation of ore |
| 07/20/2011 | CN201901692U Jacking mechanism for spading plate of chain grate |
| 07/20/2011 | CN201901691U Flexible control device for return stroke of comb board of chain grate |
| 07/20/2011 | CN102131941A Process for producing sintered ore and sintering machine |
| 07/20/2011 | CN102127653A Process for extracting gold by modified pressure oxidation-cyaniding |
| 07/20/2011 | CN102127640A Method for producing moderate ferrovanadium |
| 07/20/2011 | CN102127637A Method for utilizing caustic calcined dolomite |
| 07/20/2011 | CN102127636A Method for preparing low-SiO2 high-performance sinter ore |
| 07/20/2011 | CN102127635A Fluidization roasting method for gold sulfide ore |
| 07/20/2011 | CN102127634A Molybdenite concentrate suspended-state roasting process and equipment |
| 07/20/2011 | CN102127633A Method for enriching ferronickel by micro treatment on laterite-nickel ore |
| 07/20/2011 | CN101787407B Method for reducing and extracting copper smelting waste slag through microwave carbon heating |
| 07/20/2011 | CN101775485B Discarded tailing preconcentration-magnetizing roast iron-extracting and sulphur-reducing beneficiation method of sulphur-smelting cinder |
| 07/20/2011 | CN101701297B Ore-blending and smelting method of ocean cobalt-rich crusts |
| 07/20/2011 | CN101660064B Technique for preparing nickel-iron alloy |
| 07/20/2011 | CN101654738B Method for smelting chromated-nickel-containing molten iron by mixing iron scale and dedusting ash of stainless steel |
| 07/20/2011 | CN101643841B Additive for improving metallurgical performance of all Fe2O3 pellets and use method thereof |
| 07/20/2011 | CN101629237B Method for utilizing stainless steel dust and laterite as iron making materials |
| 07/20/2011 | CN101608265B Recovering process of associated metal zinc in gold finished ore |
| 07/20/2011 | CN101560599B Thickness control method and control system of mixed material layer |
| 07/20/2011 | CN101023189B Siloxane composition, agglomerate, and method of preparing agglomerate |
| 07/19/2011 | CA2725127C Discharge end liner |
| 07/19/2011 | CA2674069C Method of recovering valuable metal from scrap containing conductive oxide |
| 07/14/2011 | WO2011082454A1 Process for the production of a uranium trioxide yellowcake from a uranium peroxide precipitate |
| 07/14/2011 | WO2011082453A1 Apparatus for the production of yellowcake from a uranium peroxide precipitate |
| 07/14/2011 | CA2785824A1 Process for the production of a uranium trioxide yellowcake from a uranium peroxide precipitate |
| 07/14/2011 | CA2785809A1 Apparatus for the production of yellowcake from a uranium peroxide precipitate |
| 07/13/2011 | EP1922423B1 Hydrometallurgical method for the extraction of nickel and cobalt from laterite ores |
| 07/13/2011 | CN102121065A Mineral powder moulding binder |
| 07/13/2011 | CN101688266B Cover for strand sintering equipment provided with a continuous strand sintering track |
| 07/12/2011 | CA2488146C Inhibition of the depletion of precious metal values from pregnant lixiviant solutions |
| 07/12/2011 | CA2468053C Electromagnetic pyrolysis metallurgy |
| 07/06/2011 | EP2341153A1 Method for drying compact containing metal oxide, method for reducing metal oxide, and rotary-hearth-type metal reducing furnace |
| 07/06/2011 | CN102115818A Binder for metallurgical cold-pressed pellets and using method thereof |
| 07/06/2011 | CN102115817A Laterite-nickel ore pelletizing sintering process |
| 07/06/2011 | CN102115816A Comprehensive utilization method for laterite-nickel ore |
| 07/06/2011 | CN102115815A Method for roasting manganese carbonate ores |
| 07/06/2011 | CN102115814A Normal pressure catalytic oxidation method for refractory polymetallic gold sulfide concentrate |
| 07/06/2011 | CN102115813A Comprehensive utilization method for low-grade magnesite |
| 07/06/2011 | CN101600809B Method of manufacturing raw material for stainless melting using feni containing sludge |
| 07/06/2011 | CN101591731B Method and device for reducing and baking for high-valent manganese minerals |
| 07/06/2011 | CN101514393B Dearsenization method for sulfurous iron ore slag |
| 07/05/2011 | US7972412 Process for recovering platinum group metals from ores and concentrates |
| 07/05/2011 | CA2441524C Method for curing self-reducing agglomerates |
| 06/30/2011 | US20110154949 Method for Operating a Furnace and Device for Carrying out the Method |
| 06/29/2011 | CN201885749U Sintering mine sensible heat recovery comprehensive experiment table |
| 06/29/2011 | CN102112216A Granulation of molten material |
| 06/29/2011 | CN102108438A Method for producing pellets from laterite-nickel ore |
| 06/29/2011 | CN101736147B Compound sintering method for powdery iron-containing waste mini-pellets |
| 06/29/2011 | CN101705355B Technique for producing metallurgical pellets |
| 06/29/2011 | CN101705317B Harmless process method for chrome slag by utilizing metallurgy sintering and blast furnace |
| 06/29/2011 | CN101693947B Additive and method for extracting vanadium by roasting stone coal ores, and preparation method thereof |
| 06/29/2011 | CN101691621B Method of producing sponge iron from carbon dedusting ash and iron scales |
| 06/29/2011 | CN101532084B Method for charging iron ore sintering fuel |
| 06/28/2011 | US7968044 Sinter processing system |
| 06/22/2011 | EP2336376A1 Method for processing mineral raw material |
| 06/22/2011 | EP2336375A1 Method for the recovery of noble metals |
| 06/22/2011 | EP2336371A1 Blast furnace operating method using carbon-containing unfired pellets |
| 06/22/2011 | EP2334829A1 Device for smoothing the surface of a sinter mixture |
| 06/22/2011 | CN201873724U Feeder belt adjusting device |
| 06/22/2011 | CN201873723U Grate distributing hopper with automatic swiping device |
| 06/22/2011 | CN102105607A Tailing processing method |
| 06/22/2011 | CN102102147A Process for producing magnesium pellet by grate rotary kiln |
| 06/22/2011 | CN102102146A Method for sintering high-aluminum refractory limonite |