| Patents for C01G 49 - Compounds of iron (8,643) |
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| 09/27/1995 | EP0625957A4 Acid regeneration. |
| 09/27/1995 | CN1109079A Pure-coloured iron oxide direct red pigments and a process for their production as well as their use |
| 09/27/1995 | CN1109027A Production of iron polysulfate |
| 09/26/1995 | US5453337 Use of vanadium oxide and/or aluminum bronzes as a cathode material in electrochemical generators |
| 09/21/1995 | WO1995025069A1 Reduction of residual chloride in iron oxides |
| 09/20/1995 | CN1108618A Method for production of high-content ferric oxide red colorant from iron-contained industrial burned dregs |
| 09/19/1995 | US5451253 Preparation of transparent yellow iron oxide pigments |
| 09/13/1995 | EP0671729A2 Co-coated acicular magnetite particles and process for producing the same |
| 09/13/1995 | CN1108425A Super-fine magnetic powder and its prepn. method |
| 09/13/1995 | CN1108424A Gama Fe2O3 magnetic powder prepn. method |
| 09/13/1995 | CN1108218A Process for decontaminating solutions of Fe(II) chloride solutions in hydrochloric acid |
| 09/12/1995 | US5449565 Outer layer of cobalt iron oxide, improved chemical and magnetic stability |
| 09/08/1995 | WO1995023765A1 Preparations and uses of polyferric sulphate |
| 09/06/1995 | EP0670578A1 Process for manufacturing a magnetic material in solid form from an intermetallic powder of the Sm2 Fe17 N3-X type |
| 09/06/1995 | EP0580619B1 Process for producing hydrophobised double-layer hydroxide compounds |
| 09/05/1995 | US5447708 Confining flame to a zone; combusting carrier; vaporization, oxidation, and nucleation |
| 09/05/1995 | CA1336856C Manufacture of hydroxylated ferric sulphate compounds |
| 09/03/1995 | CA2143717A1 Process for manufacturing a solid magnetic material from an intermetallic nitride powder such as sm2fe17n3¨x |
| 08/30/1995 | EP0417194B1 Method and apparatus for purifying hydrogen fluoride |
| 08/30/1995 | CN1107389A Apparatus for selecting waste bottles |
| 08/29/1995 | US5445806 Process for preparing fine powder of perovskite-type compound |
| 08/16/1995 | EP0667607A1 Fine acicular alpha-ferric oxide and production thereof |
| 08/10/1995 | WO1995021128A1 Process of preparing ferric sulfate |
| 08/09/1995 | EP0666239A1 Composite metal oxide powder and process for producing the same |
| 08/09/1995 | EP0666238A1 Metal oxide powder and process for producing the same |
| 08/09/1995 | EP0665817A1 Oxide particles and method for producing them |
| 08/09/1995 | CN1106362A Air oxydation process for removing iron from aqueous solution and its products |
| 08/08/1995 | US5439706 Method for manufacturing inorganic membranes by organometallic chemical vapor deposition |
| 08/02/1995 | EP0665273A1 New red synthetic mica and ultraviolet ray screening agent comprising the same |
| 08/02/1995 | CN1106159A Method of producing ferrite magnet |
| 08/02/1995 | CN1106038A Pure-colored iron oxide direct red pigments, a process for their procuction and their use |
| 08/02/1995 | CN1106037A Pure-colored iron oxide direct red pigments, a process for their procuction and their use |
| 07/26/1995 | EP0663890A1 A process for recovering alkali metal hydroxide from organic liquors |
| 07/20/1995 | WO1995019320A1 Process for the treatment of metal-containing water and recovery of metals therefrom |
| 07/19/1995 | EP0663622A1 Ferrite carrier for electrophotographic developer and developer using said carrier |
| 07/19/1995 | EP0662860A1 A process for pelletising particles of alkali metal ferrite |
| 07/19/1995 | CN1105342A Process for producing solid poly-ferric sulfate |
| 07/18/1995 | US5433878 Method for producing fine particles of barium ferrite |
| 07/13/1995 | WO1995019053A1 Perovskite electrodes and high temperature fuel cells fitted therewith |
| 07/12/1995 | EP0662452A1 Process for the preparation of granules made of ferrous sulphate alone or with one or several other compounds |
| 07/12/1995 | CN1104999A Purified technology for ferrous sulfate of titanium white powder by-product |
| 07/06/1995 | WO1995018069A1 Process for the preparation of a sulfate- and hydroxide-based ferric compound |
| 06/28/1995 | EP0568670A4 Regeneration of hydrochloric acid. |
| 06/28/1995 | CN1104182A Method for production of iron oxide from ferrous chloride solution |
| 06/22/1995 | WO1995016637A1 Ultrafine iron-containing rutile titanium dioxide particle and process for producing the same |
| 06/21/1995 | CN1103851A Method for quick prodn. poly chlorinated ferrous sulfate water purification agent |
| 06/21/1995 | CN1103850A Method for producing compound iron-aluminium water purification agent by making use of slag from sulphuric acid plant |
| 06/20/1995 | US5426083 Anionic layered mixed hydroxide clay |
| 06/07/1995 | EP0655984A1 Preparation of nanophase solid state materials. |
| 06/07/1995 | EP0655948A1 Preparation of solid state materials |
| 06/06/1995 | US5422091 Chlorinating iron turnings with dilute hydrochloric acid to form ferrous salt followed by reacting with chlorine gas to form ferric chloride |
| 06/06/1995 | US5421878 Pure-colored iron oxide direct red pigments, a process for their production and their use |
| 05/31/1995 | EP0655752A2 Ceramic composition and thermistor comprising such ceramic composition |
| 05/30/1995 | CA1335729C Catalyst for dehydrogenating organic compounds, a process for its preparation and its use |
| 05/30/1995 | CA1335691C Process for synthesizing ferric chloride |
| 05/24/1995 | EP0654013A1 Process for the preparation of ferric chloride. |
| 05/24/1995 | DE4339416A1 Magnetic fine particulate isometric doped iron oxide |
| 05/24/1995 | CN1028493C Novel solid multi-component membranes |
| 05/23/1995 | US5417956 Mixing a metal solution and a precipitation agent solution, shear and depressurization |
| 05/23/1995 | US5417955 Mixing with sulfuric acid to produce ferrous sulfate; oxidation |
| 05/19/1995 | EP0663890A4 A process for recovering alkali metal hydroxide from organic liquors. |
| 05/19/1995 | EP0662860A4 A process for pelletising particles of alkali metal ferrite. |
| 05/18/1995 | WO1995013116A1 Method for inerting waste by crystallisation |
| 05/18/1995 | CA2176118A1 Method for inerting waste by crystallisation |
| 05/17/1995 | EP0653379A1 Process for manufacturing homogeneous magnetite |
| 05/17/1995 | CN1102626A Method for prodn. of high pure iron oxide red by ammonia-soda process |
| 05/11/1995 | WO1995012548A1 Process for making goethite |
| 05/11/1995 | CA2175466A1 Process for making goethite |
| 05/10/1995 | EP0652032A1 Process for steadying of waste by crystallization |
| 05/03/1995 | CN1102167A Method for producing ferric oxide black by using steel rolling greasy filth |
| 05/03/1995 | CN1102166A Silicon calcium compound polymeric aluminium ferric chloride flocculatant and producing method thereof |
| 05/02/1995 | US5411801 Plate-like magnetite particles and process for producing the same |
| 04/27/1995 | WO1995011199A1 Processes for the treatment of acidic liquors and for the production of commercial products thereby |
| 04/27/1995 | WO1995011197A1 Flocculants |
| 04/27/1995 | WO1995011195A1 Photoassisted oxidation of species in solution |
| 04/27/1995 | CA2174667A1 Processes for the treatment of acidic liquors and for the production of commercial products thereby |
| 04/26/1995 | CN1101896A Process for producing compound poly-ferric aluminium sulfate |
| 04/19/1995 | CN1028240C Method for producing ferric red oxide by iron mud waste slag |
| 04/18/1995 | US5407650 Process for purifying a technical iron chloride solution by selective precipitation |
| 04/12/1995 | EP0647593A1 Granular magnetite particles and process for producing the same |
| 04/12/1995 | CN2194494Y Magnetization furnace for iron powder ore |
| 04/05/1995 | EP0646185A1 Production of metals from minerals |
| 04/05/1995 | CN1101164A Process of producing calcined materials for ferrite magnet |
| 04/05/1995 | CN1101011A Production method for polymerization iron sulfate water-purifying agent |
| 03/29/1995 | EP0645437A1 Pure-colored iron oxide direct red pigments, process for their manufacture and their use |
| 03/29/1995 | CN1100700A Method for prodn. of polymeric ferrous sulphate solution |
| 03/28/1995 | US5401485 Reduction of residual chloride in iron oxides |
| 03/28/1995 | US5401442 Composite metal hydroxide and its use |
| 03/21/1995 | US5399278 Process for producing acicular goethite particles and acicular magnetic iron oxide particles |
| 03/15/1995 | CN1100231A Sintered transformer of inductor core of nizn ferrite material |
| 03/08/1995 | CN1099728A Impurity removing method from perferrite solution |
| 02/23/1995 | DE4428637A1 Process for preparing acicular cobalt-containing magnetic iron oxides |
| 02/22/1995 | CN1099010A Method for prodn. of ferric oxide by ultilizing steel rolling grease |
| 02/21/1995 | US5391403 Method of manufacturing a sensor having a magnetic film |
| 02/16/1995 | WO1995004701A1 Composite metal oxide powder and process for producing the same |
| 02/16/1995 | WO1995004700A1 Metal oxide powder and process for producing the same |
| 02/16/1995 | DE4428693A1 Process for producing a ferrite magnet |
| 02/16/1995 | CA2146749A1 Complex metal oxide powder and method for the production of the same |
| 02/16/1995 | CA2146539A1 Metal oxide powder and method for the production of the same |
| 02/15/1995 | EP0638515A2 Process for upgrading of diluted acid |