| Patents for C22B 5 - General processes of reducing to metals (5,378) |
|---|
| 11/01/2007 | WO2007122366A1 Co-production of steel, titanium and high grade oxide |
| 10/31/2007 | CN101063185A Nickel-ferrum smelting technique for nickel oxide ore by submerged arc furnace |
| 10/25/2007 | WO2007119846A1 Method of recovering useful materials from scrap of rare earth-iron-boron magnet |
| 10/24/2007 | CN200964434Y Cooling device for metallic titanium reactor |
| 10/24/2007 | CN200964433Y Internal heat type-multiple heat source-electric heating method magnesium metal reducing furnace |
| 10/24/2007 | CN200964432Y Zinc rectifying furnace |
| 10/24/2007 | CN200964431Y Crude zinc smelting furnace |
| 10/24/2007 | CN101061242A Low temperature industrial method |
| 10/17/2007 | CN101054627A Method of refining noble lead or dore silver |
| 10/17/2007 | CN100343396C Method of producing molten iron in duplex furnaces |
| 10/10/2007 | EP1841699A1 Method for reducing metal oxide slags or glasses and/or for degassing mineral melts and device for carrying out said method |
| 10/10/2007 | CN101052732A Method and device for producing titanium dioxide slag from ilmenite |
| 10/10/2007 | CN101049933A Method for preparing metallic and nonmetallic Nano granules through hydrolysis method for compound containing magnesium |
| 10/10/2007 | CN100342045C Inner resistance heating metallothermic reduction furnace for melting magnesium |
| 10/04/2007 | WO2007109847A1 Apparatus and methods for the production of metal compounds |
| 10/04/2007 | US20070227307 Charging a chromium(Cr)-containing liquid slag onto an iron bath; increasing the carboncontent and suppling energy; tapping the liquid slag having a Cr content of about 0.1% weight after reduction of the Cr; cooling and lowering the carbon content to <1%;leaving the remaining slag for the next melt |
| 10/04/2007 | US20070227305 Valve metal powders, niobium, tantalum, having a large specific surface area; particles display a high stability; antiagglomerants; reduction of the oxide powders by reducing metal vapors and/or hydrides in an inert carrier gas; anodes for electrolyte capacitors with high high specific capacity |
| 10/04/2007 | CA2644430A1 Apparatus and methods for the production of metal compounds |
| 10/03/2007 | EP1346072B1 Apparatus for feeding solid material and oxidizing gas into suspension smelting furnace |
| 10/03/2007 | CN101048518A Process for producing ti through ca reduction and apparatus therefor |
| 10/03/2007 | CN101045961A 铑的回收方法 Rhodium recovery method |
| 09/26/2007 | CN100339491C Method for processing raw materials for producing ferra silicon alloy, silico-calcium and monocrystalline silicon |
| 09/20/2007 | WO2007105616A1 METHOD OF REMOVING/CONCENTRATING METAL-FOG-FORMING METAL PRESENT IN MOLTEN SALT, APPARATUS THEREFOR, AND PROCESS AND APPARATUS FOR PRODUCING Ti OR Ti ALLOY WITH THESE |
| 09/20/2007 | US20070215249 Method in Connection with Steel Production |
| 09/20/2007 | US20070215019 Method and Use of an Apparatus for Recovery of Metals or Metal Compounds |
| 09/20/2007 | CA2645103A1 Method of removing/concentrating metal-fog-forming metal present in molten salt, apparatus therefor, and process and apparatus for producing ti or ti alloy by use of them |
| 09/19/2007 | EP1834000A1 A method and use of an apparatus for recovery of metals or metal compounds |
| 09/19/2007 | CN101037713A Method for directly reducing ferronickel by tunnel kiln using laterite-nickel ore as raw material |
| 09/19/2007 | CN100338243C Aluminothermic reduction method and technology of giobertite calcination to produce magnesium |
| 09/13/2007 | US20070209479 Method And Apparatus For Reducing Metal-Oxygen Compounds |
| 09/12/2007 | CN101033511A Smelting-furnace for magnesium metal |
| 09/12/2007 | CN101033510A Gas continuous production vertical reducing furnace and magnesium refining method of the same |
| 09/12/2007 | CN100336924C Method for preparing primary titanium-rich material from high calcium-magnesium-titanium headings |
| 09/12/2007 | CN100336921C Method for extracting aluminium and iron from high-iron bauxite trihydrate |
| 09/07/2007 | WO2007099315A1 Reduction processing of metal-containing ores in the presence of microwave and rf energy |
| 09/07/2007 | CA2642968A1 Reduction processing of metal-containing ores in the presence of microwave and rf energy |
| 09/05/2007 | EP1257678B1 Method for the manufacture of metal foams by electrolytic reduction of porous oxidic preforms |
| 09/05/2007 | CN101029344A Fast sponge-iron reduction |
| 09/04/2007 | US7264765 Method and apparatus for smelting titanium metal |
| 08/30/2007 | CA2621464A1 Thermal and electrochemical process for metal production |
| 08/23/2007 | WO2007092994A1 Processing of laterite ore |
| 08/23/2007 | CA2640550A1 Processing of laterite ore |
| 08/22/2007 | CN2937153Y Reduction tank |
| 08/22/2007 | CN1333091C Process and apparatus for extracting zinc |
| 08/22/2007 | CN101022905A Process for producing metal powders |
| 08/22/2007 | CN101020970A Process of extracting Cr-V oxide from high Cr, V and magnetite ore |
| 08/22/2007 | CN101020969A Sealed vacuum electrically heated furnace as internally heating continuous magnesium producing apparatus |
| 08/22/2007 | CN101020968A Process of comprehensively utilizing high temperature nickel smelting slag |
| 08/22/2007 | CN101020967A Heat accumulating horizontal magnesium reducing furnace |
| 08/22/2007 | CN101020966A Heat accumulating high efficiency green vertical magnesium reducing furnace |
| 08/22/2007 | CN101020965A Alkaline granular coke |
| 08/22/2007 | CN101020958A Combined bottom rotating furnace-electric furnace process for treating red mud nickel ore to produce ferronickel |
| 08/16/2007 | US20070187255 Method for producing ti or ti alloy through reduction by ca |
| 08/15/2007 | EP1405924B1 Method for producing granular metal |
| 08/15/2007 | EP1090153B1 Method of producing high purity tantalum for sputtering targets |
| 08/15/2007 | CN101016590A Method of preparing lithium from spodumene concentrate |
| 08/09/2007 | US20070181438 electrochemically reducing titania and sintering to form a morphology of reduced titanium; agitating the electrolyte slurry using electrolytic cells; supplying pellets, powders of metal oxide and CaCL2-based electrolyte; agglomerating the particles |
| 08/09/2007 | US20070181435 Method for producing ti or ti alloy through reduction by ca (as amended) |
| 08/08/2007 | EP1816221A1 PROCESS FOR PRODUCING Ti THROUGH Ca REDUCTION AND APPARATUS THEREFOR |
| 08/08/2007 | CN101014722A Continuous process |
| 08/08/2007 | CN101014721A Industrial process |
| 08/07/2007 | CA2236587C Duplex procedure for the production of metals and metal alloys from oxidic metal ores |
| 08/02/2007 | US20070175299 Process for copper converting |
| 08/01/2007 | EP1813685A2 Method of operation of reducing rotary hearth furnace and reducing rotary hearth furnace facility |
| 08/01/2007 | EP1812611A1 Method for producing fine, low bulk density, metallic nickel powder |
| 08/01/2007 | CN2928871Y Stibium tiroxide smelting furnace with multiple reactor |
| 08/01/2007 | CN1329537C Method for reducing chromium containing raw material |
| 08/01/2007 | CN101008053A Method for preparing ferrotitanium and silicon ferrotitanium using high magnesium and low titanium concentrate |
| 07/25/2007 | CN2926257Y Continuous magnesium maker of vacuum electrothermal furnace by internal heating method |
| 07/25/2007 | CN2926256Y Reducing apparatus of metal magnesium, calcium and strontium |
| 07/25/2007 | CN1328409C High purity niobium and products containing the same, and methods of making the same |
| 07/25/2007 | CN101006204A Electrochemical reduction of metal oxides |
| 07/25/2007 | CN101003861A Method and equipment for producing high-purified titanium |
| 07/25/2007 | CN101003858A Method for recovering valuable metal from v, mo, and nickel-containing waste |
| 07/19/2007 | US20070163385 Process for producing microparticles and apparatus therefor |
| 07/18/2007 | EP1689915A4 Apparatus and method for the reduction of metals |
| 07/18/2007 | CN2923732Y Vertical volatile metal reduction pot |
| 07/18/2007 | CN2923731Y Pidgeon process metal-smelting ruduction pot |
| 07/18/2007 | CN100999786A Process of enriching noble metal from sulfide copper nickle mineral |
| 07/11/2007 | CN1995412A Environment-friendly type alumyte integrated smelting technology |
| 07/11/2007 | CN1995402A Method for directly reducing iron oxide to metallic iron by using coke oven gas and the like |
| 07/11/2007 | CN1325672C Lead smelting method and apparatus implementing the same |
| 07/11/2007 | CN1325667C Process for manufacturing corrosion resistant metal products |
| 07/04/2007 | EP1802412A1 Method for the production of valve metal powders |
| 07/04/2007 | CN1993196A Method for the production of niobium and tantalum powder |
| 06/27/2007 | CN1986853A Sulfide antimony ore settling and smelting process in a reverberatory furnace to produce star metal |
| 06/27/2007 | CN1986852A Method and device for preparing pure nickel and pare cobalt from ore |
| 06/27/2007 | CN1986838A Steel making lime additive and its production process |
| 06/27/2007 | CN1323183C Method for jpreparing high ferrotitanium in use for smelting steel |
| 06/21/2007 | US20070137435 Method and plant for the heat treatment of solids containing iron oxide using a fluidized bed reactor |
| 06/20/2007 | EP1797209A1 Process for the production of germanium by reduction of gecl4 in a liquid metal |
| 06/20/2007 | EP1670960B1 Process and apparatus for recovery of non-ferrous metals from zinc residues |
| 06/20/2007 | CN1982506A Electrolytic reduction of metal oxides such as titanium dioxide and process applications |
| 06/13/2007 | EP1641948B1 Recovery of non-ferrous metals from zinc residues |
| 06/12/2007 | US7229485 Irradiating of particulate ore concentrate, reductant and input gas with electromagnetic waves of 30MHz-300GHz (microwaves especially) to initiate a non-equilibrium plasma that is controlled until reduction is completed |
| 06/07/2007 | US20070125197 Recovery of non-ferrous metals from zinc residues |
| 06/06/2007 | CN1974853A Process of reusing waste iron and steel pickling hydrochloric acid solution and recovering nanometer iron powder and CO |
| 05/31/2007 | WO2007061012A1 Metal, process for producing metal, metal producing apparatus and use thereof |
| 05/31/2007 | US20070122325 Production of titania |
| 05/30/2007 | EP1546419B1 Production of metals and alloys using solid carbon produced from carbon-containing gas |