| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
|---|
| 11/21/2007 | CN101074457A Method for smelting and separating refuse-combustion fly-ash heavy metal |
| 11/15/2007 | US20070264151 Methods And Systems For Removing Copper From Ferrous Scrap |
| 11/14/2007 | CN101072975A Method and device for producing liquid steel |
| 11/14/2007 | CN101070569A Process for producing high-nickel material using blast furnace |
| 11/14/2007 | CN101070562A Method for producing metallized iron-smelting raw material |
| 11/14/2007 | CN101069807A Method for purifying vanadium-contained stone coal sodium calcinating smoke |
| 11/14/2007 | CN100348750C Iron slag free wet-method zinc smelting and indium extracting method and method for preparing zinc ferrite |
| 11/14/2007 | CN100348746C Adhesive for iron-ore pelletizing and preparing method |
| 11/14/2007 | CN100348745C Preprocessing and reinforced sintering method for iron charge |
| 11/14/2007 | CN100348744C Iron ore pellet and its preparation method |
| 11/08/2007 | WO2007127028A1 Processing of waste or cyclone solids from the chlorination of titanium bearing ores |
| 11/08/2007 | WO2007124527A1 Thermal process for separating off heavy metals from ash in agglomerated form |
| 11/08/2007 | US20070257139 Method for Comminution of Material |
| 11/07/2007 | EP1851345A1 Production of ferronickel |
| 11/07/2007 | CN101068939A Microwave treatment for mineral |
| 11/07/2007 | CN101067183A Method for producing rare earth-containing niobium alloy with blast furnace waste slag after smelting from Baiyunebo mine |
| 11/07/2007 | CN101067180A Chronium-nickel alloy element electric furnace smelting recovery method from stainless steel dedusting ash |
| 11/07/2007 | CN101067169A Molybdenum vanadium multimetal metallurgical material resolving method |
| 11/07/2007 | CN101067167A Method for recovering micro-nickel and cobalt from manganese ore |
| 11/07/2007 | CN101067164A Diaspore type bauxite low-temperature dissolving out method |
| 11/01/2007 | WO2007123512A1 Method for producing agglomerated material |
| 11/01/2007 | WO2007122928A1 Process for producing molten iron and apparatus for producing molten iron |
| 10/31/2007 | CN101063185A Nickel-ferrum smelting technique for nickel oxide ore by submerged arc furnace |
| 10/31/2007 | CN101063183A Collar plate pelletizer and working method thereof |
| 10/31/2007 | CN101063182A Heavy-duty material inlay sintering process production technique |
| 10/31/2007 | CN101063181A Rapid reduction of carbonaceous gold-containing iron ore firing residue pellet gold enrichment by using rotary hearth furnace and method for coproduction of iron powder |
| 10/31/2007 | CN100345984C Adhesive for preparing iron powder ball using iron ore powder and its prepared ironpowder ball |
| 10/30/2007 | CA2230489C Process for treating metal oxide fines |
| 10/25/2007 | WO2007120700A2 Automated cascade impactor |
| 10/25/2007 | WO2007119846A1 Method of recovering useful materials from scrap of rare earth-iron-boron magnet |
| 10/25/2007 | WO2007081243A3 Method for extracting precious metals |
| 10/25/2007 | WO2001016383A3 Process and solution |
| 10/25/2007 | US20070246681 Ferrite Magnetic Material, Ferrite Sintered Magnet and Method for Producing the Same |
| 10/24/2007 | EP1847625A1 Bulky product and method for producing bulky product |
| 10/24/2007 | CN101058853A Method of reclaiming chemical industry products by using industrial slag containing vanadium, chromium, iron and phosphorous |
| 10/24/2007 | CN101058851A Steel smelt additive and processing technology thereof |
| 10/18/2007 | WO2007116580A1 Method for recycling steelmaking dust |
| 10/17/2007 | CN200961144Y Steam preheating type mixing bunker |
| 10/17/2007 | CN101056997A Device for removing particles on the sieve from palletizing prilling disk |
| 10/17/2007 | CN101055147A Chain grate-rotary kiln preheating section single-side air draft process |
| 10/17/2007 | CN101054635A Method for extracting vanadium pentoxide from Stone-like coal vanadium ore and special device for the same |
| 10/17/2007 | CN101054634A Stone-like coal salt-free roasting low-alkali leaching solution complementarity oxidation vanadium extracting technique |
| 10/17/2007 | CN101054631A Method of reclaiming valuable metal from disabled lithium ion cell |
| 10/17/2007 | CN101054625A Method forpreparing iron concentrate for making iron from phosphorus-containing oolitic hematite |
| 10/17/2007 | CN101054622A Method of preparing machine-made cool solidifying pellet mine |
| 10/17/2007 | CN100343401C Method for removing coating on magnesium alloy material |
| 10/17/2007 | CN100343396C Method of producing molten iron in duplex furnaces |
| 10/16/2007 | US7282080 Process for extracting platinum group metals |
| 10/11/2007 | US20070235909 Apparatus for Manufacturing Compacted Irons of Reduced Materials Comprising Fine Direct Reduced Irons and Apparatus for Manufacturing Molten Irons Using the Same |
| 10/10/2007 | CN101050506A Technique for alloying steel making directly from tungsten ore |
| 10/10/2007 | CN101050486A Method for classifying wulfenite |
| 10/10/2007 | CN100342041C Method for making fluxed iron ore powder composite pellet |
| 10/04/2007 | WO2007109976A1 A process for recycling ni and co from nickel oxide ore or nickel silicate ore |
| 10/04/2007 | US20070228195 Mobile Device for Granulating Slag Fines |
| 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 |
| 10/03/2007 | EP1838884A2 Pretreatment of refractory titaniferous ores |
| 10/03/2007 | CN200955062Y Rolling-type material-clearing device of roller mixing machine |
| 10/03/2007 | CN101048516A Process for producing molten iron and apparatus therefor |
| 10/03/2007 | CN101045956A Additive for producing hard-to-calcine iron ore pellt |
| 10/03/2007 | CN101045955A Process of preparing iron smelting pellet with hematite concentrate |
| 10/03/2007 | CN100340681C Improved beneficiation process for concentration/calcination of zinc silicate ores and minerals |
| 09/26/2007 | CN101041867A Sintering method for high-chromic vanadium-titanium ferroferrite |
| 09/26/2007 | CN100339492C Pellet furnace baking method |
| 09/26/2007 | CN100339491C Method for processing raw materials for producing ferra silicon alloy, silico-calcium and monocrystalline silicon |
| 09/20/2007 | WO2007104828A1 Equipment and method for heating gas in connection with sintering |
| 09/20/2007 | US20070216072 Apparatus for Manufacturing Compacted Irons of Reduced Materials Comprising Fine Direct Reduced Irons and Apparatus for Manufacturing Molten Irons Using the Same |
| 09/20/2007 | US20070214913 Functionally graded cemented tungsten carbide |
| 09/20/2007 | CA2646343A1 Equipment and method for heating gas in connection with sintering |
| 09/19/2007 | CN101037724A Dephosphorization method of phosphorus-containing iron ore |
| 09/19/2007 | CN101037722A Method for preparing puddling iron concentrate by high-alumina iron ore |
| 09/19/2007 | CN101037721A Ion-aluminum separation technique of high-alumina brown iron ore |
| 09/19/2007 | CN101037720A Method for sintering iron ore powder with super high material layer |
| 09/19/2007 | CN100338243C Aluminothermic reduction method and technology of giobertite calcination to produce magnesium |
| 09/18/2007 | US7270704 Mixture for fabrication of fireproof high-strength spherical granules and the method of their manufacture |
| 09/18/2007 | CA2216326C Process for iron ore pellets production |
| 09/13/2007 | US20070209482 Porous mass is formed by compressing cotton-like aggregates containing metal grinding dust under pressure, immediately dipping resultant porous mass in heated solidification assistant, mass impregnated with solidification assistant is immediately transported to drying furnace; reduction of drying time |
| 09/13/2007 | CA2644092A1 Extraction of lithium from lithium bearing minerals by caustic leaching |
| 09/12/2007 | EP1831411A1 Extraction process for metals like gold and platinum incl. fine grinding , pulping and oxygenating |
| 09/12/2007 | CN200946160Y Waste hard alloy furnace reclaiming with zinc-fusion method |
| 09/12/2007 | CN101036032A Charging device for a strip sintering machine |
| 09/12/2007 | CN101035623A Method for comminution of material |
| 09/12/2007 | CN101033515A Process for preparing nickel ferroalloy by melting and reducing laterite nickel ore |
| 09/12/2007 | CN101033507A Flotation and bacteria leaching combined treatment process for low grade lead, antimony and zinc sulfide ore |
| 09/12/2007 | CN101033506A Method of directly leaching zinc ore concentrate or low grade mixing zinc ore under normal pressure and alkaline condition |
| 09/12/2007 | CN101033504A Method of purifying cerium by controlling pH |
| 09/12/2007 | CN101033503A Method of eliminating NOx in metallurgy sintering process |
| 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 |
| 09/12/2007 | CN100336918C Chemical additive for sintering iron ore fine |
| 09/07/2007 | WO2007100076A1 Rotary hearth |
| 09/07/2007 | WO2007099714A1 Method of recovering metal and high-gradient magnetic separator |
| 09/07/2007 | WO2007098613A1 Recovery process for precious metals |
| 09/07/2007 | CA2641626A1 Recovery process for precious metals |
| 09/05/2007 | EP1791627A4 Mixing apparatus |
| 09/05/2007 | CN101031766A Apparatus and method for heating treatment |
| 09/05/2007 | CN101029355A Method for producing nano-magnetic FeO particle by iron extracted and utilized in tin tails |
| 09/05/2007 | CN100335663C Pyrolusite blocks and production thereof |
| 09/04/2007 | US7264765 Method and apparatus for smelting titanium metal |
| 08/30/2007 | WO2007095866A1 Method for increasing the percentage of argillaceous and limonitic mineral solids in pulp supplied to autoclaves in pressurised acid leaching |
| 08/29/2007 | EP1825009A2 Device for eliminating oversize pellets from balling disks |