Patents
Sitemap › C22 - Metallurgy; Ferrous or non-ferrous alloys; Treatment of alloys or non-ferrous metals › C22B - Production or refining of metals; Pretreatment of raw materials › C22B 1 - Preliminary treatment of ores or scrap
Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434)
11/2012
11/14/2012CN101583728B Sulfidisation process and apparatus for enhanced recovery of oxidised and surface oxidised base and precious metal minerals
11/13/2012US8308844 Method of reduction treatment of metal oxides or steelmaking waste and method of concentrating and recovering zinc and/or lead
11/13/2012US8308843 Method and device using pyrolysis for recycling used printed circuit board
11/13/2012CA2720896C Titanium oxide-containing agglomerate for producing granular metallic iron
11/12/2012DE202012009004U1 Fördermaschine für eine Agglomeration unter Verwendung von Wasser und eines Gas-Luft-Gemisches und eine Einrichtung für eine Wasser- und Gas-Luft-Gemisch-Zufuhr in eine Sinterschicht bei einer Fördermaschine für eine Agglomeration Carrier for an agglomeration using water and a gas-air mixture and a means for water and gas-air mixture supply into a sintered layer at a carrier for agglomeration
11/08/2012WO2012150873A1 Method for pollution-free processing of sideritic iron ore
11/08/2012US20120279355 Method for recycling metals from waste tungsten catalysts
11/08/2012US20120279354 Method for recycling metals from waste molybdic catalysts
11/07/2012CN202519313U Boiler for refining vanadium pentoxide by decarburization and roasting technology
11/07/2012CN202519312U Volatilization roasting device for antimony oxide powder
11/07/2012CN102766764A Production process for recycling bulk materials of chain grate machine
11/07/2012CN102766763A Manufacturing method of magnesian pellets
11/07/2012CN102766762A Roasting process for extracting vanadium from stone coal
11/07/2012CN102766761A Method for extracting vanadium pentoxide from vanadium containing clay ores
11/07/2012CN102766760A Tunnel kiln reduction roasting method of high-valence manganese oxide ores
11/07/2012CN102766759A Enrichment and recovery method of copper and cobalt by ammonium salt low-temperature roasting of oxidized copper cobalt ore
11/07/2012CN102766171A Modified humic acid and application thereof in reducing roasting by manganese oxide ore pyrogenic method
11/07/2012CN102242254B High sulfide pyrite pellet reinforced roasting consolidation technology
11/07/2012CN102220482B Complex high-silicon copper-cobalt alloy alkaline pretreatment-normal pressure acid leaching process
11/07/2012CN102154544B Use method of sulfide as gold extraction auxiliary agent of sulfating roasting slag
11/07/2012CN102041400B Process and equipment for producing high-content manganese silicon alloy from low-grade ferromanganese ore
11/07/2012CN101910427B A method of agglomeration of ferroalloy fines such as ferromanganese, ferrochrome and ferrosilicon fines
11/04/2012CA2739575A1 Electromagnetic process for increasing aqueous porosity of gold bearing ores
11/01/2012US20120272787 Process for inhibiting particulate emission during friction of heat-treated iron ore pellets and use of an alcohol by-product to inhibit particulate emission
10/2012
10/31/2012CN202511599U Baking system for cold bound pellet
10/31/2012CN202509116U Mineral powder pressing and molding treatment equipment
10/31/2012CN102758093A Smelting method for nickel oxide ore
10/31/2012CN102758092A Method for producing nickel iron by comprehensively utilizing low-grade lateritic nickel ore
10/31/2012CN102758085A Method for producing nickel-iron alloy by smelting red earth nickel mineral at low temperature
10/31/2012CN102758084A Preparation method of high-ferrum low-silicon vanadium-titanium sintering ore
10/31/2012CN102758083A Method for transforming rare earth concentrated sulfuric acid roasted ores
10/31/2012CN102758082A Process for extracting molybdenum from molybdenum-bearing stone coal
10/31/2012CN102758081A Method for microwave plasma roasting and non-cyanogen gold leaching of sulfur-bearing gold mineral
10/31/2012CN102758080A Method for microwave roasting and non-cyanogen gold leaching of sulfur-bearing gold mineral
10/31/2012CN102758079A Energy-saving optimizing technology for microwave roasting and non-cyanogen gold leaching of sulfur-bearing gold mineral
10/31/2012CN102758078A Method for roasting siderite and shaft furnace
10/31/2012CN102758077A Equipment capable of reducing bauxite ore dressing concentrate moisture and well forming concentrate filter cake
10/31/2012CN102758046A Shortened production equipment and method of coal-based direct reduced iron
10/31/2012CN102181627B Method for treating primary low-grade high-phosphorus manganese ore by acid blending curing
10/31/2012CN101775492B Method for producing ferrum-silicon-aluminium alloy by aluminium ashes and copper slag
10/30/2012US8298315 Use of liquid-crystal displays, and processes for the recycling thereof
10/25/2012US20120266724 Apparatus and method for manufacturing compressed lump of metal scrap
10/24/2012CN1871365B Sintering with sinter mix enhancer
10/24/2012CN102747229A Method for separating and recycling valuable metals in powder rich in multiple metals of waste circuit board
10/24/2012CN102747226A Method for treating zinc hydrometallurgy waste residue by using alkali ammonium sulfur coupling method
10/24/2012CN102747221A Method for making cold-pressed balls through using powdery material containing iron
10/24/2012CN102747220A Metalized pellet sintering roasting agglomeration apparatus for dust containing zinc and iron
10/24/2012CN102747219A Sintered ore surface treatment agent and method of treating sintered ore by sinter ore surface treatment agent
10/24/2012CN102747218A Process and device for carbon-free roasting of molybdenum concentrate in multi-hearth furnace
10/24/2012CN102747217A Grading technology for cold-pressed pelletizing and shaft furnace magnetization roasting of powdery refractory iron oxide ore
10/24/2012CN102747174A Process for extracting steel scrap and fine iron powder from slag by using dry method
10/24/2012CN102745657A Method for extracting tellurium from tellurium copper slags
10/24/2012CN102140575B Novel metallurgy and casting integration method
10/24/2012CN102071310B Method for comprehensively utilizing gold and arsenic-containing sulfur concentrate
10/24/2012CN102051491B Method for concentrating gold from pyrite inclusion-type gold ore
10/24/2012CN101818250B Method for processing cobalt-copper-iron alloy
10/18/2012WO2012140284A1 Hydrometallurgical method for the recovery of zinc in a sulphur medium from sulphured zinc concentrates
10/18/2012US20120260772 Method and System for Processing an Iron Ore Tailings Byproduct
10/18/2012CA2813860A1 Hydrometallurgical method for recovery of zinc in sulphuric medium starting from sulphidic zinc concentrates
10/17/2012EP2511251A1 Ceramics produced from solid waste incineration bottom ash
10/17/2012CN202492553U Beryl honeycomb block material
10/17/2012CN102732739A Method for extracting V2O5 from vanadium-containing shale by using chlorination evaporation
10/17/2012CN102732717A Hematite dephosphorizing agent and its preparation method
10/17/2012CN102732716A Method for producing magnetite by using fayalite slag
10/17/2012CN102732715A Sodium-salt-modified paigeite and application thereof in reducing and sorting of hard-to-process iron-containing resource
10/17/2012CN102732714A Comprehensive utilization method of copper oxide ores
10/17/2012CN102732713A Method for separating and recovering sediments after processing rhenium molybdenum concentrate-containing high lead
10/17/2012CN102732712A Comprehensive utilization method of magnesium resource tailings
10/17/2012CN102732655A Blast furnace ironmaking method
10/17/2012CN102728457A Method of producing nickel-containing iron ore concentrate from siliceous iron oxide ores containing nickel
10/17/2012CN102344124B Process for co-producing sulfuric acid, fine iron powder and iron oxide red by ferrous sulfate heptahydrate and pyrite
10/17/2012CN102168172B Technology for extracting and separating boron-ferrum-magnesium from paigeite
10/17/2012CN102127640B Method for producing moderate ferrovanadium
10/17/2012CN102051476B Method for recycling cuttings by near solidus heat deformation
10/16/2012US8287802 Method and apparatus for treating return ores using plasma
10/16/2012US8287621 Use of bimodal carbon distribution in compacts for producing metallic iron nodules
10/11/2012WO2012138059A2 Briquetting device
10/11/2012WO2012137727A1 Method for separating and recovering rare earth elements
10/11/2012US20120256359 Method of setting temperature of continuous heating furnace and method of controlling furnace temperature
10/10/2012CN202482480U Novel copper dissolving pot waste foil tamping device
10/10/2012CN102719674A Method for extracting rare earth from oxidized neodymium iron boron waste
10/10/2012CN102719665A Process method and equipment for producing slag-forming agent for making steel by utilizing steel making sludge
10/10/2012CN102719664A Pellet binder and adding device and adding method thereof
10/10/2012CN102719663A Laterite nickel ore anti-powdering sintering additive
10/10/2012CN102719662A Magnesium binder used for pellet and preparation method and addition method thereof
10/10/2012CN102719661A Manufacturing method of laterite nickel ore pellets
10/10/2012CN102719660A Method for sintering stainless steel dust, stainless steel iron scale and laterite
10/10/2012CN102719659A Sinter mixture granulating method
10/10/2012CN102719658A Method for controlling water content of sintered mixture by addition of quicklime
10/10/2012CN102719657A Method for recycling heavy metal in electroplating sludge
10/10/2012CN102719582A Process for smelting low-quality complex ore
10/10/2012CN102168174B Method for dephosphorizing high-phosphorus hematite
10/10/2012CN101932738B Method for producing iron ore pellet
10/10/2012CN101715493B Process for precious metal recovery from a sulphide ore or concentrate or other feed material
10/09/2012CA2745813C System and method for the thermal processing of ore bodies
10/04/2012WO2012132962A1 Tantalum recovery method
10/04/2012WO2012132521A1 Method for modifying slurry of coal and/or iron ore
10/03/2012CN202465831U Rubber-metal composite part metal recovery device
10/03/2012CN202465830U Residual heat reclaiming system for pellets and sintered ores
10/03/2012CN202465829U Hot briquetting machine
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