| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
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| 06/27/2012 | CN102517439A Method for selectively roasting and separating tin, zinc and arsenic in compound iron ore containing tin, zinc and arsenic |
| 06/27/2012 | CN102515216A Technology for producing alumina and simultaneously recovering iron and aluminum by using high-iron bauxite |
| 06/27/2012 | CN102030450B Method for utilizing municipal sludge as raw material of steel industrial sintering ore |
| 06/27/2012 | CN101921908B Molybdenum concentrate self-heating roasting method and device thereof |
| 06/27/2012 | CN101798625B Method for removing sulfur from fuel before sintering iron ores |
| 06/27/2012 | CN101717854B Method for producing metallized pellet by using metallurgical roasting furnace |
| 06/27/2012 | CN101441445B Sintering material balance method and system |
| 06/27/2012 | CN101191151B Process for extraction of nickel, cobalt, and other base metals from laterite ores by using heap leaching and product containing nickel, cobalt, and other metals from laterite ores |
| 06/26/2012 | US8206487 Method for producing carbon composite metal oxide briquettes |
| 06/21/2012 | WO2012080558A1 Process and plant for treating ore concentrate particles containing valuable metal |
| 06/21/2012 | US20120156116 Process For Metal Recovery From Catalyst Waste |
| 06/21/2012 | CA2819207A1 Process and plant for treating ore concentrate particles containing valuable metal |
| 06/20/2012 | EP2464940A1 Waste heat system |
| 06/20/2012 | CN202279846U 一种多膛焙烧炉排料装置 A multi-hearth roaster discharge device |
| 06/20/2012 | CN202279845U 焙烧或还原矿物的多功能试验装置 Multi-function test device or restore minerals roasting |
| 06/20/2012 | CN102510906A Method for producing briquettes, method for producing reduced metal, and method for separating zinc or lead |
| 06/20/2012 | CN102505081A Manufacturing method for high magnesium aluminum alloy sheets |
| 06/20/2012 | CN102505069A Method for recovering lost gold-loaded carbon from tailings obtained in carbon leaching gold extraction process |
| 06/20/2012 | CN102502527A Method for joint production of sulfuric acid and refined iron powder by mixed burning of ferrous sulfate and pyrite |
| 06/20/2012 | CN101914677B Drying and dust-removing apparatus for forced air drying section of chain grate and drying and dust-removing technology |
| 06/20/2012 | CN101896627B Self-fluxing pellets for use in a blast furnce and process for the production of the same |
| 06/19/2012 | US8202476 Heat exchanger system used in steel making |
| 06/19/2012 | US8202345 Method of producing non-pyrophoric metallic iron |
| 06/14/2012 | US20120144955 Method and apparatus for carrying out a metallurgical process |
| 06/13/2012 | EP2321437B1 Process for producing agglomerates of finely particulate iron carriers |
| 06/13/2012 | CN202272937U 一种布料溜槽 One kind of distribution chute |
| 06/13/2012 | CN202272936U 一种分料装置 One kind of sub-feeding device |
| 06/13/2012 | CN102498222A Apparatus for manufacturing compacted iron, and apparatus for manufacturing molten iron comprising the apparatus |
| 06/13/2012 | CN102492843A Production method through combined treatment of laterite by direct current electric furnace |
| 06/13/2012 | CN102492837A Borax-containing agglomerate surface additive |
| 06/13/2012 | CN102492836A Disodium octoborate tetrahydrate-containing sinter surface additive |
| 06/13/2012 | CN102492835A Sinter surface additive containing disodium octoborate tetrahydrate and borax |
| 06/13/2012 | CN102492834A Low-carbon ferromanganese based on microwave-microwave plasma mixture heating and preparation method thereof |
| 06/13/2012 | CN102492833A Method for applying ferric dust in sintering |
| 06/13/2012 | CN102492832A Method for roasting vanadium-containing bone coal by utilization of rich oxygen |
| 06/13/2012 | CN102492831A Recovery method for ferruginous accompaniments containing chromium and nickel |
| 06/13/2012 | CN102492830A Raw materials and smelting process for smelting manganese-series ferroalloy |
| 06/13/2012 | CN102489213A Automatic material preparing system for manganese alloy pellets, and material preparing method thereof |
| 06/13/2012 | CN101818263B Method for reclaiming zinc-iron-containing dust and sludge |
| 06/06/2012 | CN102485921A Pellet production method of vanadium-titanium magnetite concentrate |
| 06/06/2012 | CN101967555B Method for dipping and decomposing bastnaesite after activation |
| 06/06/2012 | CN101914672B Sinter return fine adjustment method and system |
| 06/06/2012 | CN101831563B Method for gathering and recovering indium and germanium from indium and germanium containing material by using one-step method |
| 06/06/2012 | CN101705356B Sintering technology of ferrochrome mineral powder |
| 06/06/2012 | CN101650126B Grate, pellet preparation device and green pellet preheating method |
| 06/05/2012 | US8192508 High dielectric constant ceramic-polymer composites, embedded capacitors using the same, and fabrication method thereof |
| 05/31/2012 | WO2012047041A3 Fine direct reduced irons containing iron carbide and preparation apparatus thereof |
| 05/31/2012 | US20120132032 Magnetic recovery of valuables from slag material |
| 05/31/2012 | CA2817752A1 Alkaline and acid pressure oxidation of precious metal-containing materials |
| 05/30/2012 | EP2458021A1 Apparatus and method for producing reduced iron using alkali-containing iron production dust as the raw material |
| 05/30/2012 | EP2458020A1 Carbon composite briquette for producing reduced iron and method for producing reduced iron employing the same |
| 05/30/2012 | EP2102372B1 Method and apparatus for treating return ores using plasma |
| 05/30/2012 | EP1269554B1 A method for recycling spent lithium metal polymer rechargeable batteries and related materials |
| 05/30/2012 | CN202254725U Pellet drying equipment |
| 05/30/2012 | CN202246796U Simple ash frying machine |
| 05/30/2012 | CN202246782U Process system for pressing dust into balls |
| 05/30/2012 | CN202246781U Chain grate and lubricating device thereof |
| 05/30/2012 | CN202246780U Pellet dispensing equipment |
| 05/30/2012 | CN202246779U Vanadium-nitrogen alloy sintering tunnel kiln with high safety |
| 05/30/2012 | CN202246778U Combined-type furnace grate |
| 05/30/2012 | CN102482730A 高炉用的非烧成含碳块矿及其制造方法 Non-fired carbonaceous ore blast furnace and its manufacturing method |
| 05/30/2012 | CN102482729A 烧结用原料的制造方法 The method for producing a sintered material |
| 05/30/2012 | CN102220481B Process for extracting iron from high-silicon aluminum haematite |
| 05/30/2012 | CN101899566B High polymer binder for cold bond pellet and preparation method thereof |
| 05/30/2012 | CN101890505B Superfine cupper powder and preparation method thereof |
| 05/30/2012 | CN101880765B Preparation method of high-titanium type vanadium-titanium magnetite agglomerate added with limonite |
| 05/30/2012 | CN101827950B Process for producing pre-reduced iron |
| 05/30/2012 | CN101683595B Blending material accumulation control method and device |
| 05/29/2012 | US8187359 Granulated metallic iron superior in rust resistance and method for producing the same |
| 05/29/2012 | DE202012003685U1 Indurationsmaschine mit erwärmter Frischluft Indurationsmaschine with heated fresh air |
| 05/24/2012 | WO2012066899A1 Production method for reduced iron |
| 05/24/2012 | US20120128554 Methods for agglomerating ores |
| 05/23/2012 | DE202012003687U1 Indurationsmaschine mit Vorkühlzone Indurationsmaschine with pre-cooling |
| 05/23/2012 | CN202226893U Temperature adjustment partition wall for chain grate machine |
| 05/23/2012 | CN202226892U Feeding bin for vanadium nitride alloy ball making machine |
| 05/23/2012 | CN202226891U Separable dedusting system |
| 05/23/2012 | CN202226890U Variable frequency speed regulation swing type material distribution machine |
| 05/23/2012 | CN202224237U Belt type separating machine with function of recovering metal in low-grade tailings |
| 05/23/2012 | CN102471823A 用于连续烧结球团化矿物材料的方法和带式烧结设备 A method for continuous sintering pellets of mineral material and belt sintering equipment |
| 05/23/2012 | CN102471822A 非烧成含碳团矿及其制造方法 Carbon-containing non-fired pellets and the manufacturing method |
| 05/23/2012 | CN102471813A 以含碱炼铁粉尘为原料的还原铁的制造装置和制造方法 In the manufacturing apparatus and manufacturing method of the alkali iron dust of reduced iron as a raw material |
| 05/23/2012 | CN102471812A 制造还原铁用含碳球团和使用它的制造还原铁方法 Carbonaceous manufacturing reduced iron pellets and reduced iron using its manufacturing method |
| 05/23/2012 | CN102465201A 一种以餐厨垃圾为原料制备的球团矿有机粘结剂 Kind of food waste as raw material pellets prepared organic binder |
| 05/23/2012 | CN102085491B New process with four sections of crushing and two times of closed-loop screening for crushing ores through high-pressure roller mill |
| 05/23/2012 | CN102051471B Method for processing enrichment of laterite-nickel ore in form of ferronickel by microwave |
| 05/23/2012 | CN101985689B Composite binder for iron ore pellets and preparation method thereof |
| 05/23/2012 | CN101984080B Process and device for separating iron and aluminum silica slag from red mud and removing alkali metal |
| 05/23/2012 | CN101984079B Dephosphorization and iron-increasing method of high phosphorus hematite by direct reduction |
| 05/23/2012 | CN101982550B Method for treating ferrochrome ore powder by microwave |
| 05/23/2012 | CN101979681B Charging material preparing process for reduction and sulfonium making smelting with non-ferrous sulphide containing material |
| 05/23/2012 | CN101974681B Application of weathered ores modified by sodiumizing agent as pellet binder |
| 05/23/2012 | CN101906534B Raw material processing technology for smelting ferrosilicon in submerged arc furnace |
| 05/23/2012 | CN101864524B Clean production technology for processing low-grade laterite-nickel ore by sodium carbonate alkali fusion |
| 05/23/2012 | CN101573460B Apparatus for manufacturing compacted irons and apparatus for manufacturing molten iron comprising the same |
| 05/23/2012 | CN101294242B Method for extracting multi-metallic element from high chromium vanadium titanium octahedral iron ore |
| 05/22/2012 | US8182575 Producing method of direct reduced iron |
| 05/18/2012 | WO2012063466A1 Exhaust gas treatment method and apparatus |
| 05/16/2012 | CN102459658A 由含金属氧化物的精细物料制备用作高炉投料的凝聚体的方法 By the metal oxide-containing fine material prepared for use as a blast furnace feed agglomerates method |
| 05/16/2012 | CN102459657A Process for inhibiting particulate emission during friction of heat-treated iron ore pellets and use of an alcohol by-product to inhibit particulate emission |
| 05/16/2012 | CN102453824A Method for producing nickel-iron alloy by using laterite nickel mine |