Patents for C01G 49 - Compounds of iron (8,643)
08/2011
08/03/2011CN102139943A Method for preparing polyaluminum ferric chloride by using red mud scandium-extracted effluent
08/03/2011CN102139927A High-purity iron oxide black pigment and production method thereof
08/03/2011CN102139926A Method for preparing nano oxide with high purity, high specific surface area and fine grains
08/03/2011CN102139925A Method for preparing barium nitrate and co-producing sodium silicate and ferric nitrate by barium mud
08/03/2011CN102139197A Method for preparing modified micro granules
08/03/2011CN101817563B Process for preparing high-purity ferrous sulfate by adopting pyrite smelting slag
08/03/2011CN101314678B Fire resistant black iron oxide pigment and preparation method thereof
08/03/2011CN101307456B Pickling waste acid regeneration process
07/2011
07/28/2011WO2011091199A1 Process for producing a thiometallate or a selenometallate material
07/28/2011WO2011091194A1 Process for producing a thiometallate or a selenometallate material
07/28/2011US20110182799 Sequestration of a gas emitted by an industrial plant
07/28/2011US20110182786 Hydrometallurgical process and method for recovering metals
07/28/2011CA2785570A1 Process for producing a thiometallate or a selenometallate material
07/28/2011CA2784595A1 Process for producing a thiometallate or a selenometallate material
07/27/2011CN102134103A Method for preparing hydroxyl iron oxide nanowire
07/27/2011CN102134102A Preparation method of iron oxide nanorod
07/27/2011CN101665271B Preparation method of single metal-doped modified clustered nanometer ferroferric oxide hydrogen storage material
07/26/2011US7985398 Contacting with colloid stabilizer (oleic acid), heating, then isolating; thermolysis
07/20/2011CN102126760A Method for preparing hyperstable ferroferric oxide nanoparticles by adopting oil-water interfaces
07/20/2011CN102126759A Environment-friendly synthesis method of pigment-grade iron oxide red
07/20/2011CN102126758A Method for preparing efficient nano ferric oxide drinking water type flocculants
07/20/2011CN101549888B Method for preparing monodisperse ferrate nanocrystalline
07/20/2011CN101492183B Magnetic carbon nanosphere functionalized with carboxylic acid group and method of producing the same
07/14/2011US20110171112 Boron or aluminum complexes
07/13/2011EP2342291A1 Corrosion resistant primer coating
07/13/2011CN102120623A Preparation method of polysilicate aluminium ferric flocculant
07/13/2011CN102120622A Preparation method of ferroferric oxide nanoparticles
07/13/2011CN101544407B Method for preparing solid polyferric sulfate by swelling and solidifying methods
07/07/2011WO2011081399A2 Method for producing y-type ferrite, and y-type ferrite produced thereby
07/07/2011WO2011081397A2 Method for producing y-type ferrite, and y-type ferrite produced thereby
07/07/2011US20110165086 Iron oxide nanoparticles as mri contrast agents and their preparing method
07/06/2011CN102115890A Total recycling method of PCB (printed circuit board) nitric acid type tin-lead stripping waste liquid
07/06/2011CN102115816A Comprehensive utilization method for laterite-nickel ore
07/06/2011CN102115813A Comprehensive utilization method for low-grade magnesite
07/06/2011CN102115481A Iron complex, and preparation method and application thereof
07/06/2011CN102115212A Method for preparing industrial ferrous sulfate and zinc sulfate by using pyrite cinders
07/06/2011CN102115211A Nano iron trioxide water-soluble colloid and preparation method thereof
07/06/2011CN102115210A Method for producing ferrous nitrate and calcium sulfate from waste acid generated during titanium dioxide production through sulfuric acid method
07/06/2011CN102115209A Method for producing ferrous nitrate and barium sulfate by using waste acid obtained by producing titanium white by sulfuric acid method
07/06/2011CN102115208A Method for preparing ferrous nitrate and lead sulfate by waste acid generated by preparing titanium white powder with sulfuric acid method
07/06/2011CN102115207A Method for producing ferrous carbonate and ammonium sulfate by using waste acid obtained during production of titanium pigment by adopting sulfuric acid process
07/06/2011CN102115206A Method for producing ferrous carbonate and sodium sulfate from waste acid generated during titanium dioxide production through sulfuric acid method
07/06/2011CN102115204A Method for preparing manganese sulfate, ferrous sulfate and calcium sulfate from manganese ore tailings
07/06/2011CN102115197A Method for preparing manganese chloride and ferrous chloride by using manganese tailings
07/06/2011CN102115135A Method for preparing barium sulfate coproduced with ferrous chloride by using barium chloride waste residues
07/06/2011CN101723468B Method for preparing nanometer iron oxide red
07/05/2011US7972534 Retarding oxidants for preparing conductive polymers
06/2011
06/30/2011US20110160045 Iron complex, manufacturing method thereof and supported iron oxide catalyst constructed thereby
06/30/2011US20110158869 Processing method for recovering iron oxide and hydrochloric acid
06/30/2011DE112009001356T5 Verbessertes hexagonales Ferritmaterial und Verfahren zur Herstellung und Verwendung davon Improved hexagonal ferrite material and methods of making and use thereof
06/29/2011EP2338191A2 Lithium containing transition metal sulfide compounds
06/29/2011EP2337767A2 Lithium containing transition metal sulfide compounds
06/29/2011EP2337766A1 Lithium-containing transition metal sulfide compounds
06/29/2011CN102112399A Processes for producing titanium dioxide
06/29/2011CN102108353A Magnetic nano-particle immobilized basic protease and preparation method and application thereof
06/29/2011CN102107911A Method for preparing ferrous sulfate by reducing iron mud under induction action of solution discharge plasma
06/29/2011CN102107910A Preparation method of nano magnesium ferrite
06/29/2011CN101525159B Solvothermal preparation method of monodisperse Fe3O4 nano-particles
06/28/2011US7968070 Process for the production of metal oxide powders
06/23/2011WO2011074587A1 Magnetic ceramic and process for production thereof
06/23/2011WO2011074586A1 Novel microorganism capable of producing oxide
06/23/2011WO2011073922A1 Magnetite in nanoparticulate form
06/23/2011WO2011072318A1 Method and device for producing an iron(iii) chloride solution
06/23/2011US20110151283 Thin film lithium-based batteries and electrochromic devices fabricated with nanocomposite electrode materials
06/23/2011US20110147679 Method for recovering oxide-containing battery material from waste battery material
06/23/2011CA2784327A1 Magnetite in nanoparticulate form
06/22/2011CN102105224A Stable ferrous-ferric nitrate solutions for fischer-tropsch catalyst preparation
06/22/2011CN102101700A Method for preparing sillenite powder by microwave-hydrothermal method
06/22/2011CN102101686A Process method for ultra-high purity alumina preparation by utilizing coal ash and comprehensive utilization of ultra-high purity alumina
06/22/2011CN101423259B Method for preparing solid polymeric aluminum ferric sulfate
06/21/2011US7964175 Obtaining multimetallic oxides derived from hydrotalcite type compounds
06/16/2011WO2011070450A1 The method of obtaining ternary chemical compounds based on iron oxide and manganese oxide
06/15/2011EP2333882A2 Perovskite materials for solid oxide fuel cell cathodes
06/15/2011CN201864562U Device for manufacturing sulfuric acid by sulfur foams produced by desulphurizing ferric oxide powder turbid liquid
06/15/2011CN102092796A Process for producing polyferric sulfate by utilizing zinc sulfate oxidation waste sludge
06/15/2011CN102092795A Preparation method of ferroferric oxide multi-stage ball modified by organic polymer
06/15/2011CN102092794A Preparation method of nano iron oxide yellow or nano iron oxide red
06/15/2011CN101767835B Method for preparing alpha-Fe2O3 mesomorphic microballoon with high coercivity
06/15/2011CN101640088B Precipitation-oxidation method for preparing glucan ferroferric oxide magnetic nano particle and application thereof
06/15/2011CN101602525B Method for preparing high-purity ferric chloride
06/15/2011CN101426731B Method for treating arsenic containing solution
06/08/2011CN102089075A Manufacture process for the preparation of an iron containing phosphate adsorbent
06/08/2011CN102086083A Comprehensive utilization method of waste sludge in circuit board plant
06/08/2011CN102086039A Method for preparing ammonium sulfate and Fe3O4 from titanium dioxide production waste acid solution
06/08/2011CN101618892B Recovery and comprehensive utilization method of heavy metals in stainless steel pickling wastewater sludge
06/07/2011US7955526 Addition of (a) blocking agent(s) in a ceramic membrane for clocking crystalline growth of grains during atmospheric sintering
06/03/2011WO2011064468A1 Method for producing hydrogen from regenerable non-stoichiometric metallic sulfides
06/01/2011EP2327674A2 Method for producing nickel manganese cobalt spinel ferrite having low permeation loss, and nickel manganese cobalt spinel ferrite produced by same
06/01/2011CN102080159A Method for comprehensive exploitation and utilization of silicon, magnesium, iron, and nickel in laterite-nickel ore
06/01/2011CN102079734A Circulating economic comprehensive treatment method for industrial production of tetrachlorophthalic anhydride
06/01/2011CN102079545A Preparation method of ferric chloride
06/01/2011CN102079544A Rapid synthesis method of ferric oxide nano powder
06/01/2011CN102079512A Process for recovering sulfuric acid and sulfate from waste acid generated in preparation of titanium dioxide by using sulfuric acid method
05/2011
05/26/2011WO2011062217A1 Magnetic iron oxide microparticle powder, aqueous dispersion containing magnetic particles, and process for production of same
05/26/2011WO2011062030A1 Aqueous solution containing divalent iron ions
05/26/2011WO2010144070A3 Method to produce nanoparticles of metal-oxygen system of the specified composition by electron beam evaporation and condensation in vacuum
05/26/2011US20110123424 Process for the phase transformation of substances
05/26/2011US20110123418 Process for Forming High Density Sulfides
05/26/2011CA2781329A1 Magnetic iron oxide fine particles, and magnetic particle-containing water dispersion and process for producing the same
05/25/2011CN102076629A Enhanced hexagonal ferrite material and methods of preparation and use thereof
1 ... 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 ... 87