| Patents for C01G 49 - Compounds of iron (8,643) |
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| 09/21/2011 | CN102190332A Electromagnetic wave absorbing material of monodisperse nanometer ferriferrous oxide hollow ball-shaped, its preparation method and application |
| 09/21/2011 | CN102190329A Technology for preparing spherical power particles by supergravity hydrothermal process |
| 09/21/2011 | CN101348240B Sol-solvent-thermal method for synthesizing nanocrystalline oxide powder |
| 09/20/2011 | US8021783 Lithium manganese-based composite oxide and method for preparing the same |
| 09/15/2011 | WO2011111756A1 Sintered ferrite magnet, and process for production thereof |
| 09/15/2011 | WO2011110711A1 Method for obtaining materials with superparamagnetic properties |
| 09/15/2011 | US20110221302 Bismuth iron oxide powder, manufacturing method for the bismuth iron oxide powder, dielectric ceramics, piezoelectric element, liquid discharge head, and ultrasonic motor |
| 09/15/2011 | DE102011005499A1 Lewis-Säure Lösungen in sauerstoffdonorhaltigen Lösemittel oder Lösemittelgemisch Lewis acid solutions in sauerstoffdonorhaltigen solvent or solvent mixture |
| 09/15/2011 | CA2800753A1 Method for obtaining materials with superparamagnetic behaviour |
| 09/14/2011 | EP2365565A1 Positive electrode active material for lithium ion battery, positive electrode for secondary battery using the positive electrode active material, and lithium ion secondary battery using the secondary battery positive electrode |
| 09/14/2011 | EP1539639B1 Process for preparing fine metal oxide particles |
| 09/14/2011 | CN102186777A Lithium containing transition metal sulfide compounds |
| 09/14/2011 | CN102180522A Controllable preparation method of nano magnetic iron oxide with narrow particle size distribution |
| 09/14/2011 | CN102180521A Method for preparing ferric oxide red pigment by using nitryl chloride tail gas |
| 09/14/2011 | CN102180520A Method for preparing iron hydroxide and co-producing silica gel and sodium chloride by using barium sludge treatment waste liquid |
| 09/14/2011 | CN102180501A Method for preparing aluminum sulfate as well as potassium sulfate and ferric sulfate with alum pulp |
| 09/14/2011 | CN102180500A Method for preparing aluminium nitrate and ferric nitrate high hydrates combined with potassium nitrate and calcium sulfate by alum sludge |
| 09/14/2011 | CN102180480A Method for co-production of caustic soda and iron salt by using waste alkali liquid generated in ethylene cracking method |
| 09/14/2011 | CN101558518B Cathode active material for nonaqueous electrolyte secondary battery and method of producing cathode active material for nonaqueous electrolyte secondary battery |
| 09/14/2011 | CN101215009B Process for preparing high purity iron salt |
| 09/13/2011 | US8017911 Use of spinel ferrites as sensitive material for bolometric infrared detector devices |
| 09/13/2011 | CA2461759C Inorganic particles-containing additive composition, manufacturing method thereof and food composition containing the additive composition |
| 09/09/2011 | WO2011108488A1 Method for producing crystalline iron arsenate from solution containing arsenic |
| 09/09/2011 | WO2011108159A1 Calcium ferroaluminate compound, cement admixture and process for producing same, and cement composition |
| 09/09/2011 | WO2008151041A3 Materials and methods for preparation of alkaline earth ferrates from alkaline earth oxides, peroxides, and nitrates |
| 09/08/2011 | US20110217230 Method for producing nanoparticulate solid materials |
| 09/07/2011 | CN201962085U 氧化铁铁红带式干燥过滤粉碎一体装置 Iron oxide red belt drying filter crushing one device |
| 09/07/2011 | CN102177607A Lithium containing transition metal sulfide compounds |
| 09/07/2011 | CN102177094A Lithium-containing transition metal sulfide compounds |
| 09/07/2011 | CN102174674A Processing and recycling process for silicon slurry |
| 09/07/2011 | CN102173463A Method for preparing iron-based composite oxide Ca2Fe2O5 |
| 09/07/2011 | CN102173462A Integrated device for smashing, sieving and mixing ferric iron oxide red |
| 09/07/2011 | CN102173461A Method for preparing MxR1-xFe2O4 nanometer powder quickly |
| 09/07/2011 | CN102173460A Method for preparing bismuth ferrite material by thermal decomposition reaction |
| 09/07/2011 | CN102173459A Method for preparing yttrium ferrite nanometer powder by using microwaves |
| 09/07/2011 | CN102173458A Preparation method of bismuth ferrite nano powder |
| 09/07/2011 | CN102173411A Preparation method of water-dispersible graphene/ferroferric oxide (Fe3O4) composite powder |
| 09/07/2011 | CN101643288B Method for separating, purifying and recycling waste hydrochloric acid containing iron |
| 09/07/2011 | CN101467285B Carbon particle having deposited fine particles, process forproducing the same, and electrode for fuel cell |
| 09/01/2011 | US20110212009 Obtaining multimetallic oxides derived from hydrotalcite type compounds |
| 08/31/2011 | EP2361884A1 Method for exploiting red mud |
| 08/31/2011 | EP2361879A1 Iron-containing superconductive substance |
| 08/31/2011 | EP2361681A1 Method for producing a catalyst for cracking organic carbon compounds |
| 08/31/2011 | CN201952243U 制备硝酸亚铁溶液的液固相移动反应器 Liquid-solid phase ferrous nitrate solution was prepared to move the reactor |
| 08/31/2011 | CN1640819B Hydrophilic magnetic nano micro particle and its dispersion liquid preparing technique |
| 08/31/2011 | CN102168295A Composite material coating having selective absorption function |
| 08/31/2011 | CN102168176A Comprehensive recycling process for valuable metal roasting-cyaniding gold-containing tailing |
| 08/31/2011 | CN102168172A Technology for extracting and separating boron-ferrum-magnesium from paigeite |
| 08/31/2011 | CN102167404A Method for preparing bismuth ferric submicron rod |
| 08/31/2011 | CN102167378A Method for preparing aluminium nitrate and ferric nitrate anhydride and coproducing potassium nitrate and calcium sulfate by utilizing vitriol pulp |
| 08/31/2011 | CN102167377A Method for preparing aluminum chloride coproduced with potassium chloride and iron chloride by using vanadium slurry |
| 08/31/2011 | CN102167372A Method for preparing aluminum hydroxide and iron hydroxide coproduced with potassium hydroxide and sodium sulfate by using vanadium slurry |
| 08/31/2011 | CN102167368A Method for preparing potassium nitrate and co-producing aluminum nitrate and ferric nitrate from vitriol slurry hydrolysis filtrate |
| 08/31/2011 | CN102167366A Method for preparing potassium carbonate, iron carbonate and co-preparing aluminum sulfate and sodium sulfate using alum paste |
| 08/31/2011 | CN102167364A Method for preparing potassium sulfate with co-products of aluminum sulfate and ferric sulfate by using alum sludge hydrolysis filtrate |
| 08/31/2011 | CN102167359A Method of preparing potassium chloride and co-producing aluminium chloride and ferric chloride with alum sludge hydrolyzed filtrate |
| 08/31/2011 | CN102167302A Method of preparing aluminium phosphate and co-producing ferric sulfate by using waste liquid of alum slurry |
| 08/31/2011 | CN102166540A Novel ball-milling tank capable of applying magnetic field |
| 08/31/2011 | CN101774649B Method and device for continuously preparing nano ferroferric oxide through hollow fiber ultrafiltration dual-membrane |
| 08/31/2011 | CN101733406B Method for preparing nano porous copper/ferroferric oxide composite material |
| 08/31/2011 | CN101723467B Method for synthesizing sillenite phase Bi25FeO40 by using hydro-thermal method |
| 08/31/2011 | CN101559982B Method of one-step synthesis of hexagonal barium ferrite nanometer crystal by microwave-assistant sol-gel spontaneous combustion |
| 08/31/2011 | CN101395680B Rotating machine, bonded magnet, magnet roll, and process for producing ferrite sintered magnet |
| 08/30/2011 | US8007758 Metal delivery system for nanoparticle manufacture |
| 08/25/2011 | US20110207069 REDOX MASSES HAVING A SPINEL TYPE STRUCTURE AxA'x,ByB'y,O4 AND USE IN A CHEMICAL LOOPING COMBUSTION PROCESS |
| 08/24/2011 | EP2360220A1 Infrared blocking particle, method for producing the same, infrared blocking particle dispersion using the same, and infrared blocking base |
| 08/24/2011 | EP2360121A2 Method for producing aerosol particles by spraying of an aqueous starting solution, aerosol particles obtainable by this method and their use |
| 08/24/2011 | CN102161764A Method for preparing cobalt-zinc ferrite/polypyrrole nano composite material |
| 08/24/2011 | CN102161514A Method for extracting metal hydroxide from gangue |
| 08/24/2011 | CN102161513A Preparation method of potassium ferrate solid |
| 08/24/2011 | CN101734725B Rare earth/alkaline earth metal and transition metal doped bismuth ferrite nano multiferroic material and preparation method thereof |
| 08/23/2011 | US8003066 Method for scrubbing amine-type extractant |
| 08/18/2011 | US20110200754 Corrosion resistant primer coating |
| 08/18/2011 | US20110198285 Zero Discharge Water Desalination Plant With Minerals Extraction Integrated With Natural Gas Combined Cycle Power Generation |
| 08/17/2011 | EP2003094B1 Magnetic material |
| 08/17/2011 | CN102159749A Ferrite-coated body and process for production thereof |
| 08/17/2011 | CN102153152A Method for preparing chlorides from sulfuric acid cinder by using chemical method |
| 08/17/2011 | CN102153151A Ferroferric oxide porous ball having micro-nano structure, and preparation method of ferroferric oxide porous ball |
| 08/17/2011 | CN102153150A Micro/nano structural ferroferric oxide hollow spheres and preparation method thereof |
| 08/17/2011 | CN102153149A Method for preparing nano quantum dot level Fe3O4 superparamagnetic particles |
| 08/17/2011 | CN102153148A Method for preparing iron oxide red |
| 08/17/2011 | CN102153147A Method for preparing magnetic iron oxide nano particles |
| 08/17/2011 | CN102153146A Method for controllably preparing hydroxyl oxidize iron, iron sesquioxide and ferroferric oxide |
| 08/17/2011 | CN102153145A Method for treating arsenic containing solution |
| 08/17/2011 | CN102153144A Method for preparing calcium ferroaluminates |
| 08/17/2011 | CN102153125A Method for preparing sulfates from pyrite cinders by chemical method |
| 08/17/2011 | CN102153124A Method for preparing nitrates from pyrite cinders by chemical method |
| 08/17/2011 | CN102153096A Bauxite iron-removing technology |
| 08/16/2011 | US7998361 Soft magnetic material and powder magnetic core |
| 08/16/2011 | CA2555564C Reducing water purification material, method for producing reducing water purification material, method for treating wastewater, and wastewater treatment apparatus |
| 08/10/2011 | EP2355214A1 Lithium accumulators based on lithiated iron phosphate and carbon |
| 08/10/2011 | CN101746835B Method for preparing iron oxide yellow pigment by carrying out resourceful treatment on pyrite wastewater |
| 08/10/2011 | CN101723470B Method for preparing hematite-type nano iron oxide red |
| 08/10/2011 | CN101717123B Method for preparing modified poly-ferric chloride coagulant |
| 08/10/2011 | CN101696038B Method for preparing carbonyl iron powder in high-pressure circulating way |
| 08/09/2011 | US7994085 Material with a hierarchical porosity comprising silicon |
| 08/04/2011 | WO2011092292A2 Method for producing a catalyst for cracking organic carbon compounds |
| 08/03/2011 | EP2349924A1 Fluorosulphates useful as electrode materials |
| 08/03/2011 | EP2349923A1 Method for producing inorganic compounds |
| 08/03/2011 | CN102143917A Use of an oxyhydroxy salt related to the family of lamellar double hydroxides for the design and manufacture of an electrode with a view to storing electrical energy |