| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
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| 07/30/2013 | CA2654818C Process for reduced alkali consumption in the recovery of silver |
| 07/25/2013 | WO2013108201A1 Ore handling arrangement |
| 07/25/2013 | WO2013107454A1 Pelletizer press method for the treatment of dust particles of metals |
| 07/24/2013 | CN203080031U Hierarchically-wrapped non-homogeneous pellet making device |
| 07/24/2013 | CN203080030U Ring type roaster |
| 07/24/2013 | CN203075956U Cyanogens-containing tailing pulp ozonation reactor without mechanical stirring |
| 07/24/2013 | CN103215463A Method for decomposing bastnaesite through calcification transformation-leaching |
| 07/24/2013 | CN103215453A Method for treating waste residue by using arsenious wastewater in clean mode |
| 07/24/2013 | CN103215445A High-temperature powder cooling device and cooling method |
| 07/24/2013 | CN103215444A Process for preventing rotary kiln from forming ring |
| 07/24/2013 | CN103215443A High-ore-matching-ratio brown iron ore sintering technology |
| 07/24/2013 | CN103215442A Thick-bed sintering feed surface-spraying covering agent and spraying method thereof |
| 07/24/2013 | CN103215441A Method for treating grate furnace garbage incineration flyash by using metallurgical sintering process |
| 07/24/2013 | CN103215440A Desulfuration roasting method of vanadium-extraction stone coal |
| 07/24/2013 | CN103215439A Method for extracting scandium from scandium enrichment |
| 07/24/2013 | CN103215438A Process for improving arsenic gold concentrate roasting arsenic and sulfur removal rate |
| 07/24/2013 | CN103215437A Method for producing beaded iron by using nickel slag, blast furnace gas ash and steel OG mud |
| 07/24/2013 | CN103215436A Grading treatment method for shaft furnace magnetizing roast of massive iron ore with different granularity and hard to separate |
| 07/24/2013 | CN103215435A Method for comprehensively recycling zinc, copper, lead, gold, silver and sulfur from floatation silver concentrate |
| 07/24/2013 | CN103215405A Method for dephosphorization treatment on molten iron by using stainless steel self-produced dedusting ash ball |
| 07/24/2013 | CN102747218B Process and device for carbon-free roasting of molybdenum concentrate in multi-hearth furnace |
| 07/24/2013 | CN101942568B Method for recovering noble metal from waste computer and fittings thereof |
| 07/24/2013 | CN101892394B Method and device for extracting lithium from lithium mica |
| 07/23/2013 | US8491701 Methods and systems for leaching a metal-bearing ore for the recovery of a metal value |
| 07/23/2013 | CA2524637C Iron ore pellets with reduction of abrasion, sticking, degradation and dust emission, and its production process |
| 07/17/2013 | EP2615185A1 Production method for carbonaceous material-containing metal oxide briquettes |
| 07/17/2013 | EP2614165A1 Method for recycling dust from electric steel plants |
| 07/17/2013 | CN203065541U High-efficiency vanadium refining and decarburizing roasting furnace |
| 07/17/2013 | CN203065540U Electrothermal decomposition tank for decomposing mixed rare-earth concentrate by using electric-heating internal heating method |
| 07/17/2013 | CN203061151U Forging molding gear roller |
| 07/17/2013 | CN103210099A Hydrometallurgical method for the recovery of zinc in a sulphur medium from sulphured zinc concentrates |
| 07/17/2013 | CN103206864A Method for disposing pallet oily black smoke and reducing consumption in production process |
| 07/17/2013 | CN103205584A Production device and production method of manganese monoxide mineral powder |
| 07/17/2013 | CN103205579A Method for treating ammonioiarosite residues |
| 07/17/2013 | CN103205569A Method for treating nickel laterite ores |
| 07/17/2013 | CN103205565A Catalytic-oxidation high-carbon metal ball produced by waste dry batteries and mobile phone batteries |
| 07/17/2013 | CN103205564A Partially-reduced Iron Producing Apparatus And Partially-reduced Iron Producing Method |
| 07/17/2013 | CN103205563A Method for extracting rare noble metals by wet method |
| 07/17/2013 | CN103205562A Vanadium extracting process from stone coal navajoite |
| 07/17/2013 | CN103205561A Coal-based magnetic roasting method for powdery refractory low-grade iron ore carbon-bearing pellets by pellet shaft furnace |
| 07/17/2013 | CN103205560A Impurity-removing and magnetic separation method for converter dust removal ash (magnetic separation sludge) |
| 07/17/2013 | CN103205530A Method for preparation of carburant from carbon-rich residue of high temperature coal tar or coal tar pitch |
| 07/17/2013 | CN103205525A Furnace protective pellet for vanadium extracting converter and manufacturing method thereof |
| 07/17/2013 | CN103205514A Method for smelting qualified pig iron from low-grade dilution ores containing high quantities of harmful elements |
| 07/17/2013 | CN103205381A Decarbonizing and desulphurizing bacterium agent for difficultly-selected gold ore and application thereof |
| 07/17/2013 | CN102409165B Gradient arsenic removing method for high-arsenic metallurgical wastes |
| 07/17/2013 | CN102312081B Method of preparing nickel alloy from nickel laterite ores with vehicle rapid reducing furnace |
| 07/17/2013 | CN102268535B Reduction and magnetic roasting process for low-grade metal minerals in rotary kiln |
| 07/17/2013 | CN102131941B Process for producing sintered ore and sintering machine |
| 07/17/2013 | CN101765670B Process for the production of chromium metal nuggets from chromite ores/concentrates |
| 07/16/2013 | US8486326 Method and device for induction stirring of molten metal |
| 07/16/2013 | CA2580184C Method for comminution of material |
| 07/11/2013 | WO2013103099A1 Method for separating and recovering rare-earth element |
| 07/10/2013 | CN203049004U Fluidized roasting furnace suitable for molybdenite concentrate |
| 07/10/2013 | CN103194768A Method for preparing electrolytic manganese metal by using high-iron and high-phosphor manganese ores |
| 07/10/2013 | CN103194767A Method for preparing manganese sulfate electrolyte by using high-iron and high-phosphor manganese ores |
| 07/10/2013 | CN103194610A Method for extracting gold from silver separating residues in nonferrous metal exploitation |
| 07/10/2013 | CN103194596A Harmless resource utilization method for steel rolling oil sludge |
| 07/10/2013 | CN103194595A Composite type fluorite pelletizing adhesive |
| 07/10/2013 | CN103194594A Process system for reducing magnetized iron ore statically and deeply and method for reducing magnetized iron ore deeply by utilizing system |
| 07/10/2013 | CN102443694B Sintering method of high-chromium and high-vanadium schreyerite |
| 07/10/2013 | CN102367512B Method for deep reduction and magnetic separation of nickel and iron in lateritic nickel ore carbon-containing pellets |
| 07/10/2013 | CN102183154B Device and method for recovering afterheat during red hot pellet cooling of rotary hearth furnace |
| 07/10/2013 | CN101476042B Method for recycling indium and germanium from alkali slag |
| 07/09/2013 | US8480948 Sinter processing system |
| 07/09/2013 | CA2633811C Method for processing ore to minimize the production of acidic wastes |
| 07/04/2013 | US20130167760 Method for incinerating carbon-containing dry metallic ash |
| 07/03/2013 | CN203034063U Recycling system for steelmaking sludge |
| 07/03/2013 | CN203034062U Ferrous scrap recycling system |
| 07/03/2013 | CN103184342A Method for burning off carbonaceous dry metallic ash |
| 07/03/2013 | CN103184332A Method for roasting, converting and resolving fluorocarbon cerium rare earth mine by adding covering agent to calcium compound |
| 07/03/2013 | CN103182346A Novel process for improving grade of sulfate cinder iron |
| 07/03/2013 | CN102409166B Sintering combustion improver and adding method thereof |
| 07/03/2013 | CN102094115B Method for dephosphorizing phosphorus-containing hematite and preparing iron ore concentrate by using phosphorus-containing hematite |
| 06/27/2013 | WO2013096070A1 Systems and methods for metal recovery |
| 06/27/2013 | US20130166704 Mass Generation of Individual Virtual Servers, Virtual Web Sites, and Virtual Web Objects |
| 06/26/2013 | CN203021626U Manganese oxide reduction system for internal-heating type rotary kiln |
| 06/26/2013 | CN103173619A Method for recovering nickel and tungsten by waste nickel and tungsten catalyst |
| 06/26/2013 | CN103173610A Method for proper reduction-weak magnetic separation of iron and rare earth in rare earth tailings |
| 06/26/2013 | CN103173609A Continuous forming and drying method of chromite aggregate and equipment for implementing continuous forming and drying method |
| 06/26/2013 | CN103173608A Electrolysis- desulphurization method of high-sulfur monohydrallite |
| 06/26/2013 | CN102747220B Metalized pellet sintering roasting agglomeration apparatus for dust containing zinc and iron |
| 06/26/2013 | CN102177262B Process for separating ingredient from waste soldering paste, and process for recycling of waste soldering paste |
| 06/26/2013 | CN101981209B Process for production of reduced iron |
| 06/26/2013 | CN101952463B Apparatus and method for comminution of mineral ore |
| 06/25/2013 | CA2526870C Methods for recovering at least one metallic element from ore |
| 06/22/2013 | CA2798781A1 Method for recovering platinum from aviation engine components |
| 06/20/2013 | WO2013088583A1 Process for manufacturing iron-source raw material to be fed into blast furnace |
| 06/20/2013 | US20130153436 Systems and methods for metal recovery |
| 06/19/2013 | EP2603617A1 Composite products and manufacturing method |
| 06/19/2013 | CN203007355U Multipoint temperature-measuring device of iron ore sintering ignition furnace |
| 06/19/2013 | CN203007354U 400-series stainless steel settled dust comprehensive utilization system |
| 06/19/2013 | CN203007353U Scrap wire and cable metal recovery system |
| 06/19/2013 | CN103160687A Method for manufacturing crushing pellet sinter |
| 06/19/2013 | CN103160686A Burdening method of solid fuel for sintering |
| 06/19/2013 | CN103160685A Method of recycling iron fine powder from sulfate residue |
| 06/19/2013 | CN103160684A Method for extracting tantalum and niobium through low alkali decomposition of tantalum-niobium ore |
| 06/19/2013 | CN103160683A Roasting pretreatment method for high crystal water content iron ore |
| 06/19/2013 | CN103160682A Preprocessing method of preparing neodymium iron boron alloy by using neodymium iron boron linear-cutting oil sludge |
| 06/19/2013 | CN103160681A Preprocessing method of preparing neodymium iron boron alloy by using neodymium iron boron grinding-material oil sludge |