| Patents for C22B 1 - Preliminary treatment of ores or scrap (10,434) |
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| 04/10/2013 | CN202869208U Device capable of improving oxygenation efficiency for neodymium iron boron oxidation materials |
| 04/10/2013 | CN103038370A Method for producing starting material for sintering |
| 04/10/2013 | CN103038369A Method for producing starting material for sintering |
| 04/10/2013 | CN103038368A Method for producing starting material for sintering |
| 04/10/2013 | CN103031441A Recycling method for metallic elements in waste nickel-hydrogen batteries |
| 04/10/2013 | CN103031435A Control method and system for sintering end point position |
| 04/10/2013 | CN103031434A Refractory gold ore desulfurizing and dearsenifying method |
| 04/10/2013 | CN103031433A Fluidized oxidation roasting-fluidized reduction roasting system and roasting process for titaniferous iron concentrate |
| 04/10/2013 | CN103031432A System for fluidized oxidizing/reducing roasting modification of titaniferous iron concentrate and roasting process |
| 04/10/2013 | CN103031431A System for oxidizing roasting-reducing roasting of titaniferous iron concentrate and roasting process |
| 04/10/2013 | CN103031430A Method for making sintering bed charge by returning mine at high mixture ratio |
| 04/10/2013 | CN103031404A Method for producing steel balls of ball mill |
| 04/10/2013 | CN103028483A Method for preparing high-purity gold-loaded pyrite for experiments |
| 04/10/2013 | CN102417972B Method for preparing iron ore concentrate and manganese chemical products by carrying out dual reduction on refractory ferro-manganese symbiotic lean ore |
| 04/10/2013 | CN102417971B Reduction magnetization beneficiation method of lean hematite |
| 04/10/2013 | CN102373331B Manganese series composite pellet and preparation method thereof |
| 04/10/2013 | CN102337397B High-efficient separation and extraction process of silicon and vanadium in stone coal |
| 04/10/2013 | CN102312087B Pellet batching device and pellet batching method |
| 04/10/2013 | CN102242258B Device for preparing hot-press carbon-containing pellet |
| 04/10/2013 | CN102206744B Method for granulating sinter mixture |
| 04/10/2013 | CN102206718B Furnace charge for vanadium-titanium magnetite blast furnace smelting, and blast furnace smelting method |
| 04/10/2013 | CN102080156B Microwave and additive assisted method for drying and roasting nickel laterite |
| 04/10/2013 | CN102046819B Process for producing cement-bonded ore agglomerates |
| 04/04/2013 | WO2012176994A3 Anode active materials using silicon dioxide and silicon dioxide-containing mineral for lithium secondary battery and method for preparing the same |
| 04/04/2013 | WO2012055394A3 Apparatus and method for separating materials |
| 04/04/2013 | DE112010005664T5 Grünpellet Green pellet |
| 04/03/2013 | CN202849508U Roasting reduction device by microwaves |
| 04/03/2013 | CN103019090A Intelligent sintering mixed water adding control method with prediction function |
| 04/03/2013 | CN103014329A Control method of annular cooling air blower |
| 04/03/2013 | CN103014328A Recycling method of manganese and manganese alloy dust |
| 04/03/2013 | CN103014327A Chrome-manganese ore composite pellets for argon oxygen refinement furnace, and preparation method thereof |
| 04/03/2013 | CN103014326A Sintering process of manganese ore powder |
| 04/03/2013 | CN103014325A Sintering method of fine Baima vanadium-titanium magnetite concentrate |
| 04/03/2013 | CN103014324A High-proportion pyrite cinder pellet sintering technique |
| 04/03/2013 | CN103014323A Sintering method for high-grade vanadium titanium iron ore concentrate |
| 04/03/2013 | CN103014322A Method for efficiently separating and purifying rhodium and ruthenium |
| 04/03/2013 | CN103014321A Raw material pretreatment process for extracting vanadium from vanadium slag |
| 04/03/2013 | CN103014320A Method for preparing manganese sulfate by using sulfur-containing carbonaceous manganese carbonate ore |
| 04/03/2013 | CN103014319A Method for strengthening gold extraction of iron gold concentrate roasted product containing sulphur and arsenic |
| 04/03/2013 | CN103014318A System and method for roasting siderite |
| 04/03/2013 | CN103014317A Method for extracting lithium salt from lepidolite |
| 04/03/2013 | CN103014316A Novel method for processing lepidolite material |
| 04/03/2013 | CN103014315A Method for preparing high-phosphorus iron powder from high-phosphorus oolitic hematite |
| 04/03/2013 | CN103014212A Technical method for producing metal iron powder by using carbon-containing high-phosphorus oolitic hematite pellet |
| 04/03/2013 | CN103008307A Device for cleaning binders of mixing machine |
| 04/03/2013 | CN103008098A Solid phase reinforcement reduction-magnetic separation method of vanadium titano-magnetite |
| 04/03/2013 | CN102433431B Roasting method for refining vanadium pentoxide |
| 04/03/2013 | CN102268542B Method for preparing hematite powder pellets |
| 04/03/2013 | CN102072662B Integrative method and apparatus for waste heat recovery, flue gas treatment and porous sintering in sintering process |
| 04/02/2013 | US8409322 Method for agglomerating industrial dust, in particular using a briquetting technique |
| 04/02/2013 | CA2570325C Method and device for treating anode slime |
| 03/28/2013 | WO2013040694A1 Process for upgrading tantalum and niobium ores and concentrates with the recovery of manganese and rare earths oxides |
| 03/28/2013 | WO2012140284A8 Hydrometallurgical method for the recovery of zinc in sulphuric medium starting from sulphudic zinc concentrates |
| 03/28/2013 | US20130074653 Method for producing raw material for ferronickel smelting from low grade nickel oxide ore |
| 03/28/2013 | DE102012018360A1 Beschichtete Pelletiermatrizen Coated Pelletiermatrizen |
| 03/28/2013 | DE102011113880A1 Pelletiereinrichtung und Verfahren Pelletizing device and method |
| 03/28/2013 | CA2849787A1 Process for upgrading tantalum and niobium ores and concentrates with the recovery of manganese and rare earths oxides |
| 03/27/2013 | CN202830115U Aluminum skimming pressing device |
| 03/27/2013 | CN202830114U Closed type automatically magnetized reducing furnace |
| 03/27/2013 | CN103003452A Reduced iron production method |
| 03/27/2013 | CN103000968A Lead plaster desulfurization transforming method for waste lead-acid storage batteries |
| 03/27/2013 | CN102994743A Method for directly alloying molybdenum oxide mixed briquetting |
| 03/27/2013 | CN102994742A Method for producing sintered pellets by using red mud |
| 03/27/2013 | CN102994741A Closed pelletization system for liquid copper matte |
| 03/27/2013 | CN102994740A Method for preparing carbon-containing pellet for blast furnace |
| 03/27/2013 | CN102994739A Chemical metallurgy comprehensive utilization method for high-iron low-tin copper ores |
| 03/27/2013 | CN102994738A Method for preparing niobium-enriched ore by employing X-fluorescence sorting-microwave carbon thermal reduction |
| 03/27/2013 | CN102337392B Method for preparing phosphorus-rich slag from high-phosphorus oolitic hematite |
| 03/27/2013 | CN102212681B Sintering synergistic agent and use method thereof |
| 03/27/2013 | CN102042810B Laser thickness measuring device of down-draft sintering material layer |
| 03/27/2013 | CN101925679B Method and apparatus for monitoring operability of travelling grate in sintering machine |
| 03/26/2013 | US8404138 Stripping agent for secondary battery electrode material and method of treating secondary battery using the stripping agent |
| 03/26/2013 | US8404017 Hot briquette iron and method for producing the same |
| 03/26/2013 | CA2510925C Method and plant for the heat treatment of solids containing iron oxide using a fluidized bed reactor |
| 03/20/2013 | EP2569455A1 Chemical pretreatment and preheating of steel scrap |
| 03/20/2013 | CN102978387A Process for producing cold-bonded pellet by using fly ash in steel solid waste |
| 03/20/2013 | CN102978386A Combined preparation method for carbon-containing pellet used for blast furnace |
| 03/20/2013 | CN102978385A Carbon-containing pellet for blast furnace |
| 03/20/2013 | CN102978384A Method for using steel slags during sintering |
| 03/20/2013 | CN102978383A Method for preparing sinter from meltable low-grade ore powder and refractory high-grade ore powder |
| 03/20/2013 | CN102978382A Manganese oxide reduction system of internal heating type rotary kiln |
| 03/20/2013 | CN102978381A Technology for producing tungsten trioxide by prilling and roasting of tungsten slag |
| 03/20/2013 | CN102978380A Method for producing iron ore concentrate by microwave roasting of limonite and gas mud |
| 03/20/2013 | CN102978379A Leaching method of associated rare earth elements of coal measure strata |
| 03/20/2013 | CN102978378A Leaching method of associated titanium deposit metallic titanium of coal measure strata |
| 03/20/2013 | CN102978377A Powder material rotary kiln reducing roasting device and process using device |
| 03/20/2013 | CN102978376A Process for reduction detoxication of chromic slag by adopting dry method |
| 03/20/2013 | CN102978375A Pre-treatment method before regeneration of precious metal by waste catalyst |
| 03/20/2013 | CN102974456A Separation process for refractory iron ores |
| 03/20/2013 | CN102296174B Energy-saving combined ore dressing process for high-oxidation and high-bonding oxygen and sulfur mixed copper ore |
| 03/20/2013 | CN102268536B Rapid reduction roasting furnace for red mud and roasting method suitable for same |
| 03/20/2013 | CN102230071B Novel technology of low-grade magnetite two-stage pre-selecting and crushing |
| 03/20/2013 | CN102230070B Novel three-stage pre-dressing and crushing process for low-grade magnetite |
| 03/20/2013 | CN101939449B Metallic briquette manufacturing method |
| 03/14/2013 | WO2013033805A1 Application of carbon nanotubes on agglomerates of ore fines to increase the mechanical strength |
| 03/14/2013 | WO2013033804A1 Aging (weathering) inhibition method of iron ore pellets during stockpiling |
| 03/14/2013 | WO2013001365A3 Sulfide generation via biological reduction of divalent, tetravalent or pentavalent sulfur containing combustion flue gas or liquor |
| 03/14/2013 | CA2847582A1 Application of carbon nanotubes on agglomerates of ore fines to increase the mechanical strength |
| 03/14/2013 | CA2847394A1 Aging (weathering) inhibition method of iron ore pellets during stockpiling |
| 03/13/2013 | CN202792967U Roasting equipment for vanadium extracted from stone coal |