| Patents for C22B 4 - Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys (1,486) |
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| 07/18/2012 | CN1692168B Pre treatment of multi-phase materials using high field strength electromagnetic waves |
| 07/18/2012 | CN102586603A Method for utilizing arc furnace powder |
| 07/18/2012 | CN102586602A Method for evenly prolonging service life of electric furnace used for smelting ferrovanadium by electro-silicothermic process |
| 07/18/2012 | CN101792867B Combined flow treatment method of tin rough concentrate |
| 07/12/2012 | US20120174709 Manufacturing Method of Ferromolybdenum From Molybdenite |
| 07/10/2012 | US8216508 Method for preparing a metallic article having an other additive constituent, without any melting |
| 07/05/2012 | US20120167714 Systems and Methods for Recycling Steelmaking Converter Sludge |
| 07/04/2012 | EP2471961A1 Apparatus and method of carbothermic aluminium production |
| 07/04/2012 | EP1752021B1 Fracture resistant electrodes for a carbothermic reduction furnace |
| 07/04/2012 | CN102031372B Online prediction system for terminal composition of low-carbon ferrochromium in silicothermic smelting |
| 07/04/2012 | CN101838741B Lead skim reducing process |
| 06/28/2012 | US20120160059 Method and Apparatus for Processing Metal Bearing Gases |
| 06/28/2012 | US20120160058 Photoreduction processing method of three-dimensional metal nanostructure |
| 06/27/2012 | CN102517472A High-titanium and low-silicon titanium-silicon-iron alloy and preparation method thereof |
| 06/27/2012 | CN102517446A Method for producing ferrosilicon at low cost |
| 06/27/2012 | CN101864518B Production method of low-phosphorous ferrovanadium |
| 06/21/2012 | US20120152057 Electric arc melting facility and method for producing molten metal by using the electric arc melting facility |
| 06/13/2012 | CN102492844A Submerged arc furnace and smelting method for melting paragenetic mineral to extract iron, manganese, lead, tin, silver, zinc and indium |
| 06/13/2012 | CN102492843A Production method through combined treatment of laterite by direct current electric furnace |
| 06/13/2012 | CN102492830A Raw materials and smelting process for smelting manganese-series ferroalloy |
| 05/30/2012 | EP2102372B1 Method and apparatus for treating return ores using plasma |
| 05/30/2012 | CN202250271U Flue gas heat accumulating type multi-stage organic Rankine cycle waste heat generating special equipment for ferroalloy furnace |
| 05/30/2012 | CN202246794U Device for opening furnace eye for arc furnace |
| 05/30/2012 | CN202246793U Feeding device for ferrosilicon smelting submerged arc furnace |
| 05/30/2012 | CN202246792U Charge loading device of electric furnace |
| 05/29/2012 | US8187357 increasing the content of an alloy constituent by supplying metal melts to a melting vessel with slag covering the melt; alloying |
| 05/23/2012 | CN101724752B Method for smelting medium ferrovanadium |
| 05/01/2012 | US8167970 Method for purifying Al-Ti-B alloy melt |
| 04/18/2012 | CN102417985A 一种金属钙无罐立式电热冶炼工艺 Calcium-free metal cans vertical electric smelting process |
| 04/17/2012 | US8157885 Continuous production of metallic titanium and titanium-based alloys |
| 04/17/2012 | US8157884 Method for the continuous or discontinuous extraction of a metal or several metals from a slag that contains the metal or a compound of the metal |
| 04/11/2012 | CN102409173A 一种有色金属再生冶炼的新工艺 A new process of regeneration of non-ferrous metal smelting |
| 04/04/2012 | CN202181331U 真空等离子电弧感应三联熔炼定向凝固炉 Vacuum plasma arc melting triple directional solidification furnace induction |
| 03/28/2012 | CN202175702U 铁合金矿热炉气囊抱闸压放装置 Ferroalloy submerged arc furnace airbag brake pressure release device |
| 03/22/2012 | US20120067169 Method for processing precious metal source materials |
| 03/21/2012 | CN102388154A Plasma method and apparatus for recovery of precious metals |
| 03/15/2012 | US20120060648 Method for producing multiphase particle-reinforced metal matrix composites |
| 03/14/2012 | EP1337692B1 Intermetallic compounds |
| 03/14/2012 | CN1982506B Electrolytic reduction of metal oxides such as titanium dioxide and process applications |
| 03/14/2012 | CN102373333A Method for preparing high carbon ferromanganese |
| 03/14/2012 | CN101838739B Electrothermal impoverishment process for copper smelting slag |
| 03/13/2012 | US8133295 Supplying lead sulfide to furnace; air or oxygen is injected into melt; forming lead and slag; controlling particle size; reacting with coke |
| 03/07/2012 | CN102367518A Preparation method of manganese-silicon alloy |
| 03/07/2012 | CN102367517A Plant resistance associated protein ATSAR42 and its coding gene and application |
| 03/07/2012 | CN102367516A Method for preparing high-carbon ferromanganese |
| 03/06/2012 | CA2516350C Method for recovering platinum group element |
| 02/23/2012 | US20120042749 ESR Melting of NiTi Alloys |
| 02/23/2012 | US20120042748 PURIFICATION PROCESS FOR 153Gd PRODUCED IN NATURAL EUROPIUM TARGETS |
| 02/15/2012 | CN202145085U 矿热电弧炉节能系统 ORE EAF energy saving system |
| 02/09/2012 | WO2012018394A2 Method and apparatus for coproduction of pig iron and high quality syngas |
| 02/09/2012 | CA2807469A1 Method and apparatus for coproduction of pig iron and high quality syngas |
| 02/02/2012 | US20120024108 Process and system for material reclamation and recycling |
| 02/01/2012 | CN102336576A Fused forsterite and preparation method thereof |
| 01/25/2012 | CN101962714B Production method of low-silicon low-titanium and high-carbon ferrochrome smelted by submerged arc furnace |
| 01/05/2012 | US20120003117 Process for manufacturing steel blanks |
| 12/29/2011 | US20110319270 Apparatus for Melting Metal Pieces |
| 12/28/2011 | CN102296181A 一种利用镍钼复杂矿冶炼高纯净镍钼合金的方法 A use of nickel-molybdenum ore smelting complex of high purity nickel molybdenum alloy method |
| 12/14/2011 | CN102274966A 用于无熔化地制备具有其它添加成分的金属制品的方法 The method for melting prepared without added ingredients having other metal products |
| 12/14/2011 | CN101248201B 镁合金 Magnesium alloy |
| 12/07/2011 | CN202066891U Heavy current circuit detection structure for ore heating submerged electric furnace |
| 12/07/2011 | CN202063976U 一种利用低品位锰铁矿生产高锰硅合金的设备 A low-grade manganese ore equipment to produce high manganese silicon alloy using |
| 11/30/2011 | EP1502486B1 Method of forming a plasma using a plasma catalyst |
| 11/30/2011 | CN102264926A 五元环阴离子盐及其作为电解质的用途 Five-membered ring and as an electrolyte salt anion use |
| 11/29/2011 | US8066794 System and method for recovering minerals |
| 11/23/2011 | CN102251115A Method for producing high-carbon manganese-iron alloy from high-alkalinity manganese ore |
| 11/23/2011 | CN102251114A Method for smelting chromium-containing cast iron by using vanadium-containing calcium slag |
| 11/15/2011 | US8057750 Heating powdered hematite to a temperature of 700-1300 degrees C to convert to high purity magnetite and cooling in an atmosphere of a reducing gas and oxygen-free atmosphere such as methane or natural gas; purity of >90%; countercurrent flow; simplification; eficiency; metallurgy |
| 11/15/2011 | CA2534623C Electric reducing furnace |
| 11/02/2011 | CN102230115A Manganese-base vanadium-containing MnAlV alloy smelted by high-phosphorus manganese ores and smelting method thereof |
| 10/25/2011 | US8043400 System and method for the thermal processing of ore bodies |
| 10/12/2011 | CN102212691A Method for producing chromium-nickel-iron alloy |
| 10/12/2011 | CN102212637A Method for recycling niobium from iron ore powder with low niobium grade by direct reduction and direct alloying |
| 10/06/2011 | WO2010058188A9 Plasma method and apparatus for recovery of precious metals |
| 10/06/2011 | US20110243784 Method for recovering metal from target and method for manufacturing target |
| 10/06/2011 | US20110239824 Method for recovering metal from target and method for manufacturing target |
| 10/05/2011 | EP2370606A1 Plasma method and apparatus for recovery of precious metals |
| 10/05/2011 | CN101479393B Method and device for introducing dust into a molten both of a pyrometallurgical installation |
| 09/15/2011 | US20110219912 METHOD FOR THE PRODUCTION OF A Ãβ-y-TiAL BASE ALLOY |
| 09/14/2011 | CN102181662A Method for smelting low-sulfur copper concentrate |
| 09/14/2011 | CN102181639A One-step method for producing low-carbon/micro-carbon manganese-silicon alloy by using submerged arc furnace |
| 09/07/2011 | CN1699000B Method for preparing a metallic article having an other additive constituent, without any melting |
| 09/06/2011 | US8012273 Producing metallic articles by reduction of nonmetallic precursor compounds and melting |
| 08/31/2011 | CN201952469U 节能型硅铁冶炼设备 Energy-efficient ferrosilicon smelting equipment |
| 08/25/2011 | US20110203413 Process and equipment for the treatment of loads or residues of non-ferrous metals and their alloys |
| 08/25/2011 | US20110203412 Method and furnace for melting steel scrap |
| 08/24/2011 | CN102165082A Production of ferro-alloys |
| 08/18/2011 | US20110197709 Agitation device, melting apparatus and melting method |
| 08/18/2011 | US20110197707 Method for reducing oxidic slags and dusts using inductively heated furnace |
| 08/17/2011 | CN102159734A Sidewall and bottom electrode arrangement for electrical smelting reactors and method for feeding such electrodes |
| 08/11/2011 | US20110192254 Induction furnace for melting of metals, lining for an induction furnace and method for production of such lining. |
| 08/10/2011 | CN102146545A Method and composition for producing high-purity silicon iron |
| 07/28/2011 | US20110179907 Method for processing solid or molten materials |
| 07/20/2011 | CN102127640A Method for producing moderate ferrovanadium |
| 07/20/2011 | CN101660064B Technique for preparing nickel-iron alloy |
| 07/14/2011 | US20110171490 Method for the production of composite metal semi-finished products |
| 07/14/2011 | US20110167959 Method and device for introducing dust into a metal melt of a pyrometallurgical installation |
| 07/13/2011 | CN102121069A Raw material of high purity silicon-calcium alloy and production equipment and production process thereof |
| 07/12/2011 | US7976611 Continuous process and apparatus for recovering metal from metal and organic waste, by combustion of organic constituent of waste in rotary tube furnace |
| 07/12/2011 | CA2468053C Electromagnetic pyrolysis metallurgy |
| 07/07/2011 | US20110165332 Carbothermic processes |