| Patents for C22B 47 - Obtaining manganese (857) |
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| 09/18/2013 | CN102660689B Method for comprehensively recycling leaching slag in production of electrolytic manganese metal and manganese dioxide |
| 09/12/2013 | US20130236378 Selective Recovery of Manganese and Zinc From Geothermal Brines |
| 09/11/2013 | CN103298957A Heap leaching of manganese-containing ores |
| 09/11/2013 | CN103290228A Production process of low sulfur and low carbon metal manganese blocks |
| 09/11/2013 | CN103290224A Recovery process for valuable metals in tungsten residues |
| 09/11/2013 | CN103290216A Method for biological reduction extraction of manganese in manganese dioxide ore |
| 09/04/2013 | CN103276228A Desulfurizing method for high-sulfur rhodochrosite |
| 09/04/2013 | CN102912124B Method for recovering nickel, cobalt, manganese and iron by hydrochloric acid leaching of nickel oxide ore |
| 08/21/2013 | CN103261121A An improved micronutrient fertiliser and method for producing same |
| 08/21/2013 | CN103255291A Lignosulfonate application and pyrolusite reduction leaching method |
| 08/15/2013 | US20130209336 Selective recovery of manganese, lead and zinc |
| 08/14/2013 | CN102560116B Method of extracting manganese, vanadium from titanium white waste acid, manganese residual and steel slag containing vanadium |
| 08/14/2013 | CN102137944B Process to produce manganese pellets from non-calcinated manganese ore and agglomerate obtained by this process |
| 08/08/2013 | WO2013116290A1 Treatment of manganese-containing materials |
| 08/08/2013 | US20130202502 Process for preparing mixed carbonates which may comprise hydroxide(s) |
| 08/07/2013 | CN103233119A Process for producing manganese sulfate by treating two ores with acid |
| 08/01/2013 | US20130192425 Method for recovering valuable metals from lithium secondary battery wastes |
| 07/31/2013 | CN102586599B Method for recovering valued metals from zinc anode sludge |
| 07/31/2013 | CN101988153B Novel process for efficiently and fast removing iron in manganese ore wet process reduction method |
| 07/24/2013 | CN103215457A Method for extracting rare chemical element from electrolytic manganese residues |
| 07/18/2013 | WO2013105291A1 High-purity manganese and method for producing same |
| 07/17/2013 | CN103205584A Production device and production method of manganese monoxide mineral powder |
| 07/17/2013 | CN103205570A Method for producing vanadium pentoxide and by-product manganese sulfate from by using coal vanadium ore and pyrolusite together |
| 07/10/2013 | CN103194604A Method for recovering tantalum, silver and manganese in waste and old tantalum capacitor |
| 07/10/2013 | CN102212697B Tungsten slag treatment method |
| 06/26/2013 | CN203021626U Manganese oxide reduction system for internal-heating type rotary kiln |
| 06/19/2013 | CN103168109A Processing of manganous sulphate/dithionate liquors |
| 06/19/2013 | CN102277492B Method for extracting gallium resin from Bayer mother solution |
| 06/12/2013 | CN103146937A Method for producing manganese metal by using refractory ores containing low lean manganese, high ferrum and high phosphorus through electro-silicothermic process |
| 06/05/2013 | CN103131847A Method for desulphurizing high-sulphur rhodochrosite |
| 05/29/2013 | CN103122411A Cyclic and comprehensive utilization method of sodium-free mangano-manganic oxide production mother solution |
| 05/29/2013 | CN103122409A Extraction agent capable of effectively improving manganese extraction effect and extraction method |
| 05/21/2013 | CA2519229C Process for producing reduced metal and agglomerate with carbonaceous material incorporated therein |
| 05/14/2013 | US8440153 Method for preparing manganese sulfate and zinc sulfate from waste batteries containing manganese and zinc |
| 05/08/2013 | CN103088215A Method for separating nickel-cobalt and manganese in nickel-cobalt-manganese material with high manganese-cobalt ratio |
| 05/08/2013 | CN103088208A Method of processing manganese-containing and phosphorus-containing hematite |
| 05/01/2013 | CN103074496A Method for separating and purifying magnesium dioxide from anode mud |
| 05/01/2013 | CN102174672B Beneficiation method for high armangite |
| 04/24/2013 | CN202898490U Device for recovering manganese from electrolytic manganese waste residue |
| 04/24/2013 | CN103060567A Method for processing waste lithium ion battery positive plate to extract valuable metal |
| 04/24/2013 | CN103060547A Method for restoring, roasting, purifying, and extracting manganese and iron by utilizing electrolytic manganese slag rotary kiln |
| 04/17/2013 | CN103045852A Method for extracting manganese and silver from manganese ores |
| 04/11/2013 | WO2012175770A3 Composition and method for producing mn tablets |
| 04/10/2013 | CN103031441A Recycling method for metallic elements in waste nickel-hydrogen batteries |
| 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 | CN102251262B Separation and recycling method of manganese particles in manganese electrolytic diaphragm frame |
| 04/03/2013 | CN103014326A Sintering process of manganese ore powder |
| 04/03/2013 | CN103014320A Method for preparing manganese sulfate by using sulfur-containing carbonaceous manganese carbonate ore |
| 04/03/2013 | CN102321803B Method for removing chloride ion from waste molasses for manganese dioxide reduction |
| 03/27/2013 | CN102994752A Method for selective precipitation separation of nickel and manganese by utilizing CO2 gas |
| 03/21/2013 | US20130068697 Process for depleting calcium and/or iron from geothermal brines |
| 03/20/2013 | CN102978382A Manganese oxide reduction system of internal heating type rotary kiln |
| 03/20/2013 | CN101845562B Improved device and method for producing electrolytic manganese metal by two-ore method |
| 03/14/2013 | US20130061719 Production of metal products directly from underground ore deposits |
| 03/13/2013 | CN102965516A Method capable of recovering manganese out of slag |
| 03/06/2013 | CN102956935A Waste and old power battery ternary-system anode material processing method |
| 02/27/2013 | CN102943172A Sintering method for silicon manganese alloy dust |
| 02/20/2013 | CN102936649A Method for recovering nickel, cobalt, manganese and iron by roasting and leaching nickel oxide ore |
| 02/13/2013 | CN102925706A Method for treating cobalt-nickel-copper hydrometallurgy wastewater residue |
| 02/13/2013 | CN102162029B Microbiological oxidation and reduction coupling leaching method for valuable metal in manganese oxide ore |
| 02/06/2013 | CN102912146A Two-membrane process manganese recovery method |
| 02/06/2013 | CN102912138A Method of recycling zinc, manganese, lead and silver from zinc electrowinning anode mud |
| 02/06/2013 | CN102912124A Method for recovering nickel, cobalt, manganese and iron by hydrochloric acid leaching of nickel oxide ore |
| 01/23/2013 | CN102888513A Method of fully separating copper, manganese, zinc, cobalt and calcium chloride solution |
| 01/23/2013 | CN102888510A Method for preparing manganese sulfate solution from low-grade manganese oxide by reducing leaching at normal temperature and pressure |
| 01/17/2013 | WO2012160494A3 Recovery reactor |
| 01/16/2013 | EP2546203A1 Method for wastewater treatment for wastewater containing aluminum, magnesium and manganese |
| 01/16/2013 | CN102876897A Recovery and purification method of manganese dioxide in electrolytic manganese anode mud |
| 01/16/2013 | CN102876887A Method for comprehensively recycling metal from laterite-nickel ore leaching agent |
| 01/03/2013 | WO2013002416A1 Manganese recovery method |
| 01/02/2013 | CN102851498A Preparation method of sintering manganese ore to leach electrolytic manganese |
| 12/27/2012 | US20120328495 Method for preparing manganese sulfate monohydrate by desulfurizing fume with middle-low grade manganese dioxide ore |
| 12/26/2012 | CN102839286A Method for recycling bivalent manganese in electrolytic manganese leached residues |
| 12/26/2012 | CN102839283A Method for removing chlorine in manganese electrolyte or zinc electrolyte |
| 12/26/2012 | CN102251120B Desulfurization method for acid leaching process of manganese-rich slag |
| 12/12/2012 | CN101899583B Integrative method of two-stage acid leaching, washing and filter pressing for manganese powder pickle liquor |
| 11/29/2012 | WO2012160494A2 Recovery reactor |
| 11/28/2012 | CN102796880A Method and equipment for extracting manganese from manganese alloy smelting slag |
| 11/20/2012 | US8313653 Method of removing iron and calcium from a geothermal brine |
| 11/14/2012 | CN102781848A Method for wastewater treatment for wastewater containing aluminum, magnesium and manganese |
| 11/14/2012 | CN102776374A Treatment method of nickel-cadmium slag |
| 11/14/2012 | CN102776370A Technological method for leaching manganese ore with high spent acid |
| 11/07/2012 | CN102766760A Tunnel kiln reduction roasting method of high-valence manganese oxide ores |
| 11/07/2012 | CN102226234B Integrated reactor suitable for purifying and impurity-removing of pyrolusite leachate |
| 10/31/2012 | CN102181627B Method for treating primary low-grade high-phosphorus manganese ore by acid blending curing |
| 10/10/2012 | CN102719667A Method for extracting manganese from electrolytic manganese waste residues or low-quality manganese ore by utilizing mechanochemical method and auxiliary agent thereof |
| 10/10/2012 | CN102168177B Method for directly leaching electrolytic zinc anode mud manganese dioxide |
| 10/10/2012 | CN102021331B Processing method for comprehensively recovering high manganese asbolite |
| 10/03/2012 | CN102703726A Method for extracting manganese and silverfrom oxidized manganese- silverores |
| 10/03/2012 | CN102703698A Wet metallurgical method for spessartite mineral |
| 09/26/2012 | CN102690954A Back extraction and removement method for aluminium |
| 09/26/2012 | CN101988154B New technology for preparing electrolytic manganese metal solution and recycling iron by reducing pyrolusite with iron scraps |
| 09/19/2012 | CN102676807A Method for leaching manganese oxide |
| 09/12/2012 | CN102660689A Method for comprehensively recycling leaching slag in production of electrolytic manganese metal and manganese dioxide |
| 09/12/2012 | CN102660687A Method for recycling heavy metal resources of stainless steel pickling waste water neutralization sludge |
| 09/05/2012 | CN102653824A Copper electrolysis barren solution demanganization method and continuous demanganization process and equipment |
| 08/22/2012 | CN101831544B Method for separating manganese and silver of manganese-silver ore and extracting manganese sulfate by purifying manganese dipped solution |
| 08/01/2012 | CN102618728A Method for producing manganese sulfate by leaching manganese alloy slag under normal pressure |
| 07/25/2012 | CN102605188A Method for producing manganese sulfate by manganese alloy slag through pressure leaching |
| 07/25/2012 | CN102605175A Technological process for producing manganese oxide mineral powder using industrial microwave furnace |