| Patents for C01G 49 - Compounds of iron (8,643) |
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| 06/06/2012 | CN101708866B Preparation method of superparamagnetic water-soluble manganous ferrite nano-particle |
| 06/06/2012 | CN101671054B Poly-ferric chloride purifying agent and preparation method and application thereof |
| 05/31/2012 | WO2012020986A3 Production device for inorganic compounds and a production method for inorganic compounds using the same |
| 05/31/2012 | US20120131973 Utilization of a Peridotite-type Rock for the Treatment of CO2 from a CO2-emitting Industrial Plant |
| 05/30/2012 | CN202246127U Washing device for production of iron oxide yellow pigment |
| 05/30/2012 | CN202246126U Cyclone feeding oxidation tank |
| 05/30/2012 | CN102168295B Composite material coating having selective absorption function |
| 05/30/2012 | CN101973589B Preparation method of polymeric ferric aluminous sulphate by using pyrite wastewater and treatment sludge |
| 05/30/2012 | CN101743203B Method of treating diarsenic trioxide |
| 05/30/2012 | CN101740191B Composite particles whose nano magnetic iron oxide particles are assembled on surfaces of gold particles and method for preparing same |
| 05/30/2012 | CN101734726B Method for preparing urchin-shaped hydroxyferric oxide and urchin-shaped ferric oxide nano material |
| 05/30/2012 | CN101703872B Method for reclaiming and treating flue gas desulfurization byproducts for sintered pellets |
| 05/30/2012 | CN101511736B Process for producing iron arsenide compound with good crystallinity |
| 05/29/2012 | US8187360 Process for the instantaneous control of precipitation of nickel and cobalt present in the leach liquor, by adjusting the pH of the solution |
| 05/24/2012 | WO2012065844A1 Process for producing a modified grade of iron sulphate heptahydrate |
| 05/24/2012 | US20120128571 Carbonation of metal silicates for long-term co2 sequestration |
| 05/24/2012 | US20120128556 Oxine Modified Silican Polyamine Composites for the Separation of Gallium from Aluminum, Ferric From Nickel and Copper from Nickel |
| 05/23/2012 | EP2455355A1 Methods for producing nanoparticle compositions |
| 05/23/2012 | CN102473519A Process for production of magnetic thin film, magnetic thin film, and magnetic material |
| 05/23/2012 | CN102473514A Ferrite sintered magnet producing method and ferrite sintered magnet |
| 05/23/2012 | CN102473499A Ferrite magnetic material |
| 05/23/2012 | CN102471162A 铁氧体磁性材料 Ferrite magnetic materials |
| 05/23/2012 | CN102471107A 废水处理方法 Wastewater treatment method |
| 05/23/2012 | CN102464358A 一种超声辅助水热合成水溶性方形铁酸盐磁性纳米材料的方法 An ultrasonic assisted hydrothermal synthetic water-soluble square ferrite magnetic nanomaterials method |
| 05/23/2012 | CN102464357A 四氧化三铁纳米纤维及其制备方法和用途 Iron oxide nanofibers and their preparation and use |
| 05/23/2012 | CN102464356A 常化硅钢喷丸氧化铁皮的用途及再利用方法 Shot of silicon oxide skin normally use and re-use methods |
| 05/23/2012 | CN102464304A Multi-shell-layer metal oxide hollow ball and preparation method thereof |
| 05/23/2012 | CN101857275B Magnesium doped lanthanum ferrite gas sensitive material and preparation method and application thereof |
| 05/23/2012 | CN101804999B Method for economically preparing microwave atoms for layered complex metal hydroxide |
| 05/23/2012 | CN101792185B Method for preparing lamellar ferric oxide by ferreous solution ammonia precipitation method |
| 05/23/2012 | CN101780986B Method for producing iron chloride by using steel pickling waste liquor |
| 05/23/2012 | CN101746836B Method for preparing iron oxide black pigment by carrying out resourceful treatment on pyrite wastewater |
| 05/23/2012 | CN101663241B Porous iron oxide, process for producing the same, and method of treating water |
| 05/23/2012 | CN101360684B High purity magnetite formation process and apparatus, and product thereof |
| 05/22/2012 | US8182786 Nano-sized particles, processes of making, compositions and uses thereof |
| 05/22/2012 | US8182779 Process for removing phosphorus-containing colloids and their precursors from iron chloride solutions |
| 05/22/2012 | CA2524016C Negative electrode for lithium batteries |
| 05/18/2012 | WO2012065158A1 Cerium containing nanoparticles prepared in non-polar solvent |
| 05/18/2012 | WO2012062111A1 Processing method of lithium iron phosphate used as positive electrode material of lithium ion battery |
| 05/16/2012 | EP2453449A1 Ferrite magnetic material |
| 05/16/2012 | EP2452928A1 Ferrite magnetic material |
| 05/16/2012 | EP2452921A1 Process for producing a modified grade of iron sulphate heptahydrate |
| 05/16/2012 | CN202220087U Regeneration processing device for waste acid through evaporation method |
| 05/16/2012 | CN202220086U Oxidation tank |
| 05/16/2012 | CN1986430B Method and device for reactivating inactivated nickel for carbonyl nickel production |
| 05/16/2012 | CN1799108B Specific oxidation agents for producing conductive polymers. |
| 05/16/2012 | CN102452687A Method for preparing porous nanometer alpha-Fe2O3 hollow spheres and application of hollow spheres to low-temperature alcohol sensitivity |
| 05/16/2012 | CN102452686A High-efficiency battery negative electrode material |
| 05/10/2012 | WO2012060295A1 Composite metal oxide, process for producing the composite metal oxide, positive active material for sodium secondary battery, positive electrode for sodium secondary battery, and sodium secondary battery |
| 05/10/2012 | WO2012060174A1 Layered complex oxide, oxidation catalyst, and diesel particulate filter |
| 05/10/2012 | US20120114944 Urchin-like iron oxide and a method for producing the urchin-like iron oxide |
| 05/10/2012 | US20120114539 Metal Recovery Process |
| 05/10/2012 | DE102010051507A1 Producing iron sulfate useful e.g. as neutralizer in wastewater treatment, comprises providing proportions of iron using iron silicate stone, and proportions of sulfur using sulfuric acid, as byproducts during copper production |
| 05/09/2012 | EP2450922A1 Ferrite sintered magnet producing method and ferrite sintered magnet |
| 05/09/2012 | CN102448889A Processes for making stable ferric chloride solutions |
| 05/09/2012 | CN102448887A Rutile-form titanium oxide crystals and mid-infrared filter including same |
| 05/09/2012 | CN102442705A Preparation method of iron oxide |
| 05/09/2012 | CN102442704A Method for extracting magnetic materials and carbon from pulverized coal ash |
| 05/09/2012 | CN102442703A Preparation method of amino functionalized water-soluble manganese ferrate magnetic nanometer particles |
| 05/09/2012 | CN102442702A Holmium-doped bismuth ferric multiferroic material and preparation method thereof |
| 05/09/2012 | CN102442658A Preparation method for magnetic carbon-coated ferroferric oxide nano-composite material |
| 05/09/2012 | CN101935070B Method for synthesizing superparamagnetic ferroferric oxide nano particle in situ by induction of acrylic acid polymer nano hydrogel |
| 05/09/2012 | CN101913573B Method for producing sulfuric acid and iron oxide red |
| 05/09/2012 | CN101870455B Chain type hydrogen and oxygen production integrated method and device |
| 05/09/2012 | CN101794652B Method for preparing carbon-coated superparamagnetic ferroferric colloidal spheres |
| 05/09/2012 | CN101717069B Method for preparing compound nanometer structure with magnetism and luminous performance |
| 05/09/2012 | CN101585556B Method for preparing amorphous FeOOH and FeOOH desulfurizer prepared thereby |
| 05/03/2012 | US20120103912 Mixed valency metal sulfide sorbents for heavy metals |
| 05/02/2012 | EP2447965A1 Process for production of magnetic thin film, magnetic thin film, and magnetic material |
| 05/02/2012 | EP2445938A1 Heat-activatable free-radical initiators and composite material which comprises magnetic particles |
| 05/02/2012 | EP1690900B1 Colorant for thermoplastic resin and uses thereof |
| 05/02/2012 | EP1379470B9 Iron oxides with a higher degree of refining |
| 05/02/2012 | CN102436886A Method for preparing gold-coated magnetic composite nanoparticles |
| 05/02/2012 | CN102432424A Method for producing diphenylethane and ferric chloride solution by using benzyl chloride |
| 05/02/2012 | CN102432075A Method for producing ferric chloride by using fly ash |
| 05/02/2012 | CN102432074A Bayer process and Bayer sintering process aluminum oxide red mud zero-pollution and zero-residue treatment method |
| 05/02/2012 | CN102432073A Comprehensive treatment method of waste ferrous sulphate |
| 05/02/2012 | CN102432072A Method for preparing magnesium oxide, ferric oxide, silicon dioxide and boric acid from ludwigite |
| 05/02/2012 | CN102432071A Method for integrally utilizing high-iron-content bauxite |
| 05/02/2012 | CN102431976A Method for recovering sulfur and iron resources through reducing and decomposing titanium white waste slag green vitriol by sulfur |
| 05/02/2012 | CN102431975A Method for recovering and utilizing three wastes during titanium white production through sulfuric acid process |
| 05/02/2012 | CN101935071B Novel crystallization method for recycling thermal-sensitive dissolving solution-containing medium |
| 04/26/2012 | US20120100064 Process for production of magnetic thin film, magnetic thin film, and magnetic material |
| 04/25/2012 | CN102424493A 一种处理动力电池拆解产生的含铁酸性废水的装置和方法 An apparatus and method for generating power battery dismantling iron acidic waste water treatment |
| 04/25/2012 | CN102424429A Method for preparing iron sulfide thin film from natural pyrite |
| 04/25/2012 | CN102424428A 一种利用冶金废弃物制备显影剂用氧化铁黑的工艺 A use of metallurgical waste developer black iron oxide preparation process |
| 04/25/2012 | CN102424427A Simple preparation method of magnetic Fe3O4 nano-material |
| 04/25/2012 | CN102424426A 利用黄磷副产磷铁渣制备氧化铁红和磷酸钠的方法 Use of byproduct slag phosphorus phosphorus iron oxide red and sodium phosphate preparation methods |
| 04/25/2012 | CN102424425A 负ξ电位Fe（OH）<sub>3</sub>胶体的制备方法 Preparation negative ξ potential Fe (OH) <sub> 3 </ sub> colloids |
| 04/25/2012 | CN102424391A Method for comprehensive utilization of aluminum-containing material |
| 04/25/2012 | CN101928043B 一种α型三氧化二铁微米球及其制备方法 One kind of α-type iron oxide microspheres and its preparation method |
| 04/25/2012 | CN101728046B 一种单分散磁性能可控Fe<sub>3</sub>O<sub>4</sub>-SiO<sub>2</sub>核壳球簇的制备方法 Monodisperse magnetic controllable Fe <sub> 3 </ sub> O <sub> 4 </ sub> -SiO <sub> 2 </ sub> preparation of core-shell spherical clusters |
| 04/24/2012 | US8163430 Synthesis of metal compounds under carbothermal conditions |
| 04/19/2012 | WO2012048985A1 Encapsulated iron oxide particles |
| 04/19/2012 | WO2012018870A8 Co2 sorbent composition with o2 co-generation |
| 04/19/2012 | WO2011092292A3 Method for producing a catalyst for cracking organic carbon compounds |
| 04/19/2012 | DE19839382B4 Oxid-Ionenleiter und seine Verwendung Oxide-ion conductor and its use |
| 04/19/2012 | DE102010042505A1 Coated iron oxide particle, useful e.g. as component of rubber mixture, polymer composition and adhesive composition, comprises core comprising maghemite and magnetite, and coating comprising metal oxide or metalloid oxide |
| 04/18/2012 | EP2058410B1 Process for treating aqueous lateritic-ore pulps in pressurized acid technology |
| 04/18/2012 | CN102421708A Scorodite-type iron-arsenic compound particles, production method, and arsenic-containing solid |