| Patents for C01G 49 - Compounds of iron (8,643) |
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| 02/25/2004 | CN1139945C Compounded magnetic material and inductor component |
| 02/19/2004 | US20040031946 Low-loss magnetic oxide material and method for making |
| 02/18/2004 | EP1389785A1 Oxide magnetic material |
| 02/18/2004 | CN1475460A Method of preparing crystalline nanometer particle |
| 02/18/2004 | CN1475459A Nanometer particle containing inorganic nucleus |
| 02/18/2004 | CN1138705C Process for preparation of water purification solutions containing ferric iron and product obtained thereby |
| 02/12/2004 | US20040029337 Semiconductive zirconia sintering material comprising aluminum oxide |
| 02/12/2004 | US20040028946 Permanent magnet and method for preparation thereof |
| 02/12/2004 | US20040028592 Salt formation; ejection a powder through nozzle; uniform particle sizes |
| 02/12/2004 | US20040026654 Oxide magnetic material |
| 02/12/2004 | US20040026324 Mixture containing anionic surfactant; ion exchanging |
| 02/11/2004 | EP1388523A2 Low sulfur red iron oxide useful as a catalyst or catalyst component and a process for making low sulfur red iron oxice |
| 02/11/2004 | CN1474784A Ferrite thin film for high frequency and method for preparation thereof |
| 02/11/2004 | CN1474417A High specific saturated magnetizing strengh Fe3O4 micro particles and its preparing method |
| 02/11/2004 | CN1473763A Water phase synthetically preparing method of homophase base oriented arranged hydroxy iron oxide nano line |
| 02/10/2004 | US6689455 Ferromagnetism powders in binder |
| 02/10/2004 | US6689206 Process for producing yellow iron oxide pigments |
| 02/05/2004 | WO2004011700A1 A process for making surfactant capped metal oxide nanocrystals, and products produced by the process |
| 02/05/2004 | WO2004011387A1 Method of producing ferrite magnet from layed precursor |
| 02/05/2004 | WO2004011124A1 Mullite-aluminum titanate diesel exhaust filter |
| 02/05/2004 | US20040023030 Outer coating comprising at least one ionizable stabilizing material having at least one functionalized group. |
| 02/05/2004 | US20040022937 Especially monodisperse nanoparticles having a crystalline mixed spinel ferrite core with a surfactant coating. |
| 02/05/2004 | US20040020846 Thermal shock resistance and good filtration capability |
| 02/05/2004 | DE10232069A1 Verfahren zur Herstellung von Eisenhydroxid, Eisenoxidhydrat oder Eisenoxid aus Filtersalzen der Dünnsäurerückgewinnung A process for the production of iron hydroxide, iron oxide hydrate or iron oxide from the waste acid salts filter recovery |
| 02/05/2004 | DE10229761A1 Wässerige Dispersion enthaltend pyrogen hergestellte Metalloxidpartikel und Phosphate An aqueous dispersion containing fumed metal oxide and phosphate |
| 02/05/2004 | CA2433682A1 Low sulfur red iron oxide useful as a catalyst or catalyst component and a process for making low sulfur red iron oxide |
| 02/04/2004 | EP1386886A1 Nanoparticle having an inorganic core |
| 02/04/2004 | CN1472165A Method for preparing magnetic ferrite from layered precursor |
| 02/04/2004 | CN1137219C Iron Oxide yellow pigments, method of producing iron oxide yellow pigments and use thereof |
| 01/29/2004 | WO2004010515A2 Method of synthesizing electrochemically active materials from a slurry of precursors |
| 01/29/2004 | WO2004009205A2 Nanoparticle fractionation and size determination |
| 01/29/2004 | WO2003062140A3 Organic acid-feooh (ferroxane) particles and ferroxane-derived ceramics and ceramic membranes |
| 01/29/2004 | US20040018141 Reacting transition metal sulfide with lithium sulfide in solvent comprising molten lithium fluoride; for production of batteries |
| 01/29/2004 | CA2493299A1 Method of synthesizing electrochemically active materials from a slurry of precursors |
| 01/27/2004 | US6682713 Durability having a mackinawite structure; for treating heavy metals in wastes |
| 01/22/2004 | WO2004007350A1 Process for preparing fine metal oxide particles |
| 01/22/2004 | US20040014589 Method for removing impurities from solvent extraction solutions |
| 01/22/2004 | US20040013943 Method of synthesizing electrochemically active materials from a slurry of precursors |
| 01/21/2004 | EP1382571A1 Method for producing iron hydroxide, hydrated iron oxide and iron oxide from filter salts obtained by the recovery of waste acids |
| 01/21/2004 | EP1381578A1 Method for the production of ferrite magnets |
| 01/21/2004 | CN1469772A Mixed conducting membranes for syngas production |
| 01/21/2004 | CN1469499A Reversed phase lithium inserting process of preparing polycrystal LiFePO4 nano powder material |
| 01/21/2004 | CN1135576C Process for producing oxide magnet |
| 01/20/2004 | US6680121 Bismuth-containing laser markable compositions and methods of making and using same |
| 01/15/2004 | WO2004005408A1 Aqueous dispersion containing pyrogenically produced metal oxide particles and phosphates |
| 01/15/2004 | WO2004005194A1 Process for producing perovskite-type composite oxide |
| 01/15/2004 | WO2002103823A3 Cathode material for lithium rechargeable batteries |
| 01/15/2004 | US20040007160 Method of manufacturing aluminum-substituted hematite |
| 01/14/2004 | EP1380542A2 Method of manufacturing aluminium-substituted hematite |
| 01/14/2004 | EP1379470A2 Iron oxides with a higher degree of refining |
| 01/13/2004 | US6677081 Positive electrode active material for non-aqueous electrolyte secondary battery |
| 01/13/2004 | US6676821 Electrochemical production of amorphous or crystalline metal oxides with particles sizes in the nanometer range |
| 01/09/2004 | CA2434278A1 Method of manufacturing aluminum-substituted hematite |
| 01/08/2004 | WO2004003231A2 Remanent magnetic paricles capable of binding a target substance, their production and uses thereof |
| 01/07/2004 | CN1466550A Adsorption container and iron oxide adsorber |
| 01/07/2004 | CN1466549A Contacting and adsorbent granules |
| 01/07/2004 | CN1466548A Contacting and adsorbent granules |
| 01/07/2004 | CN1466547A Contacting and adsorbent granules |
| 01/06/2004 | US6673401 Laminar structure overcoating substartes |
| 12/31/2003 | CN1463914A Process for preparing crystalline selenium ferrum compound Fe(HseO3)(Se2O5) |
| 12/30/2003 | US6670076 Spinel-type lithium-manganese oxide containing heteroelements preparation process and use thereof |
| 12/25/2003 | US20030235528 Spraying-combustion method for producting positive electrode material of Li-ion secondary battery |
| 12/23/2003 | US6667120 High strength, a smooth surface and a lower light transmittance |
| 12/18/2003 | WO2003104150A1 Magnetite particles |
| 12/17/2003 | EP1372162A1 Electromagnetic wave absorbing thermally conductive composition and thermosoftening electromagnetic wave absorbing heat dissipation sheet and method of heat dissipation work |
| 12/17/2003 | CN1462454A Permanent magnet and method for preparation thereof |
| 12/17/2003 | CN1462453A Permanent magnet and method for preparation thereof |
| 12/17/2003 | CN1462452A Permanent magnet and method for thereof preparation |
| 12/10/2003 | CN1461487A 氧化物磁性材料 Oxide magnetic |
| 12/10/2003 | CN1130468C Microminiature metal powder based on 3-D transition metal |
| 12/09/2003 | US6660242 Alkaline earth metal ferrite and ferric oxide admixture |
| 12/09/2003 | US6660189 Miffing sintered core of manganese zinc ferrite for recycling, adjusting powder composition to 44.0-49.8% iron oxide, 4.0-26.5% zinc oxide, 1.0-3.0 % cobalt oxide, 0.02-1.00% manganese oxide, rest manganese monoxide, pressing, sintering |
| 12/09/2003 | US6658724 Powder for magnetic ferrite, magnetic ferrite, multilayer ferrite components and production method thereof |
| 12/04/2003 | WO2003099715A1 Synthesis of metal compounds useful as cathode active materials |
| 12/04/2003 | US20030223942 Aqueous composition containing high purity iron oxide |
| 12/03/2003 | EP1367661A2 Cathode active material for lithium ion secondary battery |
| 12/03/2003 | EP1366675A1 Aqueous composition containing high purity iron oxide |
| 12/03/2003 | CN1129630C Metal hydroxide sosoloid, metal oxide sosoloid and manufacturing method thereof |
| 12/03/2003 | CN1129555C Technological process for preparing iron oxide red from cyaniding gold extraction slag |
| 11/27/2003 | US20030217974 Pollution control; efficiency; continuous processing; decomposing halogen compounds |
| 11/26/2003 | EP1365425A1 Permanent magnet and method for preparation thereof |
| 11/26/2003 | EP1365424A1 Permanent magnet and method for preparation thereof |
| 11/26/2003 | EP1365423A1 Permanent magnet and method for preparation thereof |
| 11/26/2003 | CN1458134A Iron powder reducing method for simultaneously producing organic product and ferric oxide black |
| 11/26/2003 | CN1128848C Red paint |
| 11/25/2003 | US6652768 For use as a core for an inductor, transformer, or coil for radios, televisions, communication devices, office automation equipment, switching power sources, and other electronic apparatus or magnetic heads for video or disk drives |
| 11/20/2003 | WO2003096358A1 Method and apparatus for making ferrite material products and products produced thereby |
| 11/20/2003 | US20030215715 Methods of making transition metal compounds useful as cathode active materials |
| 11/20/2003 | US20030215714 Preparation of lithium-containing materials |
| 11/19/2003 | EP1362831A2 Ion conductor |
| 11/19/2003 | CN1128455C Magnet powder, sintered magnet, bonded magnet, and magnetic recording medium |
| 11/18/2003 | US6650068 Core is made of a Mn-Zn polycrystalline ferrite and has a Curie temperature of 270 |
| 11/13/2003 | US20030212179 Slurry containing multimetallic filler |
| 11/13/2003 | US20030211031 Form aqueous solution of ferrous chloride with hydrogen chloride and oxygen; water pollution control |
| 11/13/2003 | US20030209820 Method and apparatus for making ferrite material products and products produced thereby |
| 11/13/2003 | US20030209057 Controlling particle size of powder; mixing, heating metal particles in matrix |
| 11/12/2003 | CN1455938A Permanent magnet and method for preparation thereof |
| 11/12/2003 | CN1454851A Synthesizing of magnetite nano particles and method for forming iron-base nano material |
| 11/06/2003 | US20030207978 Drug delivery; improved refractive index, transparency to light, reflection, permeability, coercivity, magnetic hystereisis, breakdown voltage, biocompatability, and wear resistance |
| 11/06/2003 | US20030207977 Drug delivery; improved refractive index, transparency to light, reflection, permeability, coercivity, magnetic hysteresis, breakdown voltage, biocompatability, and wear resistance |