| Patents for C01G 49 - Compounds of iron (8,643) |
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| 01/13/2005 | WO2005004116A1 Powder for lower layer of application type of layered magnetic recording medium and magnetic recording medium using the same |
| 01/13/2005 | WO2005003041A2 Stabilised solutions of aluminium polychloride and iron salt for the treatment of effluents |
| 01/13/2005 | WO2005003034A1 Method of obtaining multimetallic oxides derived from hydrotalcite-type compounds |
| 01/13/2005 | US20050008961 Disperion a toner mixtyure of resin and coloring agent; crosslinking agent elongation agent; in aqueous solution |
| 01/13/2005 | US20050006826 Method for producing ferrite hollow particles |
| 01/13/2005 | US20050005816 Novel aqueous composition and use of the same |
| 01/13/2005 | CA2562014A1 Method of obtaining multimetallic oxides derived from hydrotalcite-type compounds |
| 01/12/2005 | EP1496016A1 Process for making ferrates |
| 01/12/2005 | EP1496015A1 Method for producing ferrite hollow particles |
| 01/12/2005 | CN1184650C Magnetic ferrite powder, magnetic ferrite sinter, layered ferrite part, and process for producing layered ferrite part |
| 01/05/2005 | EP1280941B1 Method for eliminating nickel ions and lead ions from ferrous salt solutions |
| 01/05/2005 | DE10326674A1 Magnetic aggregates for use in separation processes are obtained from non-magnetic particles by oxidation of iron (II) solution to produce intermediate containing verdigris which is then oxidized |
| 01/05/2005 | CN1561316A Ferrite type magnet manufacturing method |
| 01/05/2005 | CN1559917A Process of synthesizing high titanate and application as dehydrator for algas thereby |
| 01/04/2005 | US6838072 Mixing lithium nitrate/hydroxide/oxide with oxygen gas to atomize, then heating |
| 12/30/2004 | US20040265693 Positive electrode active material and use thereof |
| 12/29/2004 | WO2004113230A1 Extraction process for reactive metal oxides |
| 12/29/2004 | EP1492181A1 Positive electrode for nonaqueous electrolyte battery, process for producing the same and nonaqueous electrolyte battery |
| 12/29/2004 | EP1492177A2 Positive electrode active material and use thereof |
| 12/29/2004 | EP1492089A1 Powder for sublayer of coating type magnetic recording medium and magnetic recording medium comprising the same |
| 12/29/2004 | EP1492088A1 Powder for sublayer of coating type magnetic recording medium |
| 12/29/2004 | CN1557725A Method for manufacturing nano-sized Fe3O4 |
| 12/29/2004 | CN1557715A Method for preparing nanometer powder by spray pyrolysis |
| 12/29/2004 | CN1182550C Ferrite core and producing method thereof |
| 12/29/2004 | CN1182517C Underlayer powder for coating-type magnetic recording media and process for producing the same |
| 12/28/2004 | US6835368 Doubly doped lithium niobate crystals |
| 12/23/2004 | WO2004110686A2 Nanoscale particles of iron aluminide and iron aluminium carbide by the reduction of iron salts |
| 12/23/2004 | US20040256213 High power ultrasonic reactor for sonochemical applications |
| 12/21/2004 | US6833083 Thermoelectric material and thermoelectric converting element using the same |
| 12/16/2004 | US20040253171 Method for the synthesis of ferrates |
| 12/16/2004 | US20040253169 batch processing with rotating impeller |
| 12/16/2004 | US20040251997 Economical ferrite-type magnets with enhanced properties |
| 12/16/2004 | US20040250654 Nanoscale particles of iron aluminide and iron aluminum carbide by the reduction of iron salts |
| 12/15/2004 | EP1487039A1 Anode active material, manufacturing method thereof, and non-aqueous electrolyte secondary battery |
| 12/15/2004 | EP1486463A2 Iron composite particles for purifying soil or ground water |
| 12/15/2004 | EP1409410B1 Recovery of titanium from titanium bearing materials |
| 12/15/2004 | EP1202933B1 Method for making m-type hexaferrite powders or wafers |
| 12/15/2004 | CN1555343A Recovery of titanium from titanium bearing materials |
| 12/15/2004 | CN1180494C Method for prepn of cathode active material, method for prepn. of non-aqueous electrolyte cell |
| 12/14/2004 | US6830635 Spindle-shaped goethite particles, spindle-shaped hematite particles, spindle-shaped magnetic metal particles containing iron as main component and processes for producing the same |
| 12/11/2004 | CA2470695A1 Method for the synthesis of ferrates |
| 12/09/2004 | US20040247511 Producing high surface area catalysts from an amorphous powdery starting material containing at least one rare earth element R and at least one transition metal element T; product has a specific surface area exceeding 10 m2/g. |
| 12/09/2004 | US20040247503 Synthesis of mono-disperse and highly crystalline nano-particles of metals, alloys, metal-oxides, and multi-metallic oxides without a size-selection process |
| 12/09/2004 | US20040244675 Non-magnetic particles having a plate shape and method for production thereof, abrasive material, polishing article and abrasive fluid comprising such particles |
| 12/08/2004 | EP1484296A1 Raw material powder for forming material capable of conducting oxygen ion and method for production thereof |
| 12/08/2004 | CN1552629A Complexing agent, preparing method and use thereof |
| 12/07/2004 | US6827860 Method for eliminating nickel ions and lead ions from ferrous salt solutions |
| 12/07/2004 | US6827757 Magnetite-iron based composite powder, magnetite-iron based powder mixture, method for producing the same, method for remedying polluted soil, water or gases and electromagnetic wave absorber |
| 12/07/2004 | CA2394318C Lithium-based electrochemically active materials and preparation thereof |
| 12/02/2004 | WO2004103909A1 Magnetoplumbite type ferrite particle, anisotropic sintered magnet, and producing method of the same |
| 12/02/2004 | WO2004103900A1 Metal delivery system for nanoparticle manufacture |
| 12/02/2004 | WO2004103546A2 Rare earth perovskite colloidal dispersion and method for the production thereof |
| 12/02/2004 | US20040241547 Doped intercalation compound comprising lithium metal oxide of iron, magnesium, molybdenum, vanadium, manganese, titanium, nickel, and/or cobalt; mixing, firing, cooling; electrolytic cells |
| 12/02/2004 | US20040241428 Magnetic particles |
| 12/02/2004 | US20040241071 Solid multicomponent mixed proton and electron conducting membrane |
| 12/02/2004 | US20040237719 Recovery of titanium from titanium bearing materials |
| 12/01/2004 | EP1481982A1 Organic substance having ferrite bonded thereto and process for producing the same |
| 12/01/2004 | EP1109667B1 Oxygen scavenging compositions and methods for making same |
| 11/25/2004 | US20040234447 Layered titanic acid, lamellar titanic acid, lamellar titanium oxide and method for producing lamellar titanic acid |
| 11/25/2004 | US20040234446 Process for the production of metal fluoride materials |
| 11/24/2004 | EP1478701A1 Method for reducing the size of metallic compound particles |
| 11/24/2004 | CN1176853C Production process for nano magnetic pwoder produced with waste pickler and waste iron scale |
| 11/18/2004 | WO2004100292A1 Negative electrode for lithium batteries |
| 11/18/2004 | WO2004100190A1 Spinel type ferrimagnetic powder and magnetic recording medium |
| 11/18/2004 | US20040226404 Magnetite-iron based composite powder, magnetite-iron based powder mixture, method for producing the same, method for remedying polluted soil, water or gases and electromagnetic wave absorber |
| 11/17/2004 | EP1476399A2 Organic acid-feooh (ferroxane) particles and ferroxane-derived ceramics and ceramic membranes |
| 11/17/2004 | EP1339803B1 Method for producing iron oxide yellow pigments |
| 11/17/2004 | CN1547273A Method for preparing LiFeP04 material by microwave method |
| 11/17/2004 | CN1547223A Method and apparatus for preparing nitrided iron magnetic liquid by plasma |
| 11/17/2004 | CN1546385A Ferric oxide with high magnetic-hysteresis heat generation ability for the use of tumour thermomagnetic therapy and method for preparing the same |
| 11/16/2004 | US6818297 White powder and method for production thereof |
| 11/16/2004 | US6818052 Reacting elemental iron with ferric sulfate and sulfuric acid producing ferrous sulfate; aerobic oxidizing in thiobacillus ferrooxidans solution to ferric oxide sulfate; reacting with water to precipitate iron oxide monohydrate |
| 11/11/2004 | WO2004097854A1 Liquid composition for forming ferroelectric thin film and method for forming ferroelectric thin film |
| 11/11/2004 | US20040223902 reactor for process in which MELT OF ALUMINIUM OR IRON IS REACTED WITH CHLORINE GAS TO GIVE GASEOUS METAL HALIDE, AND THIS IS SUBSEQUENTLY REACTED, IN A SECOND REACTION STEP, WITH SOLID SODIUM CHLORIDE |
| 11/10/2004 | EP1475352A2 Bond magnet and ferrite magnetic powder for bond magnet |
| 11/10/2004 | EP1105889A4 High performance iron-rare earth-boron-refractory-cobalt nanocomposites |
| 11/10/2004 | CN1545743A Positive electrode active material for secondary cell, positive electrode for secondary cell using same, and secondary cell |
| 11/10/2004 | CN1545125A Ferric oxide highly resistant graphite material capable of suppressing high-voltage flashover current and uses thereof |
| 11/10/2004 | CN1544349A Polymeric aluminum chloride ferric flocculant preparation method using phthalocyanine green waste water |
| 11/10/2004 | CN1544348A Polymeric aluminum chloride flocculant preparation method using phthalocyanine green waste water |
| 11/04/2004 | WO2004094535A2 Alkaline earth metal or lanthanide iron manganese oxide black pigment |
| 11/04/2004 | US20040219095 Octahedral shaped granules; magnetic toners; heating alkaline aqueous solution under protective gas prior to adding iron(II) component; treating resulting suspension with oxidizing agent; filtering, washing and grinding |
| 11/04/2004 | US20040219087 Metal oxide powder and method for the production of the same |
| 11/03/2004 | CN1543437A Layered titanic acid, lamellar titanic acid, lamellar titanium oxide and method for producing lamellar titanic acid |
| 11/02/2004 | US6812178 For use in electronic materials, precision machine component parts, structural materials |
| 11/02/2004 | US6811758 Precipitation process |
| 11/02/2004 | US6811718 Ferrite type magnet manufacturing method |
| 10/28/2004 | US20040214084 Using alkali metal and transition metal; controlled reduction using carbohydrate; forming inorganic reaction product |
| 10/28/2004 | US20040213731 Iron oxide based materials for use as ion intercalation hosts in rechargeable lithium batteries |
| 10/28/2004 | US20040212472 Bond magnet and ferrite magnetic powder for bond magnet |
| 10/27/2004 | EP1469941A2 Microparticles and methods for their production |
| 10/27/2004 | CN1540687A Spliced magnet and ferrite magnetic powder for splicing same |
| 10/27/2004 | CN1172859C Method for preparing super iron (VI) battery electrode material |
| 10/26/2004 | US6809062 Granules have high degree of dimensional stability so do not clog during filtration under high pressure; iron hydroxide transformed into solid iron oxide hydrate due to increased pressure during expansion under freezing at fixed volume |
| 10/21/2004 | WO2004089538A1 Catalyst for clarifying exhaust gas and method for producing tetragonal system composite oxide |
| 10/20/2004 | CN1537824A 铁氧体材料 Ferrite materials |
| 10/19/2004 | US6806010 Reacting a iron salt with base; oxidation |
| 10/14/2004 | WO2004089054A1 SiC-HEXAGONAL FERRITE TYPE CERAMIC COMPOSITE ELECTROMAGNETIC WAVE ABSORBER |
| 10/14/2004 | WO2004088672A1 Specific oxidation agents for producing conductive polymers |
| 10/14/2004 | WO2004031421A3 Binder composition and process for agglomerating particulate material |