Patents for C01G 49 - Compounds of iron (8,643)
05/1996
05/01/1996EP0708971A1 USE OF HIGHLY PERMEABLE MnZn FERRITES FOR INSULATOR-COATED FERRITE CORES IN INDUCTIVE COMPONENTS
05/01/1996CN1031699C Production method for high specific gravity polymerized iron sulfate
04/1996
04/30/1996US5512317 Doped with cobalt /ii/ and fe/ii/ compounds
04/30/1996US5512195 Adding an organic substance and heating in inert gas
04/24/1996EP0707738A1 Doped magnetic iron oxide particles and method of preparing the same
04/17/1996EP0707323A1 Ferrite and ferrite core for power source
04/17/1996EP0706980A1 Composite oxide having oxygen absorbing and desorbing capability and method for preparing same
04/17/1996EP0532613B1 Ethylene sorbing substances
04/16/1996US5508018 Process for the regeneration of sodium hydroxide from sodium sulfide
04/16/1996US5508017 Process for the preparation of acicular α-iron oxide hydrate
04/11/1996WO1996010539A1 Preparation of metal oxide powders using activated ball milling
04/11/1996WO1996010538A1 Ternary lithium mixed oxides, process for their preparation and their use
04/09/1996US5505857 Process for the treatment of metal-containing water and recovery of metals therefrom
04/04/1996DE4447578A1 Ternary lithium mixed oxide cathode material for lithium batteries
04/03/1996EP0704501A1 Highly transparent, red iron oxide pigments, process for their preparation and their use
04/03/1996EP0704500A1 Highly transparent, yellow iron oxide pigments, process for their preparation and their use
04/03/1996EP0704499A1 Highly transparent, yellow iron oxide pigments, process for their preparation and their use
04/03/1996EP0704498A1 Highly transparent yellow iron oxide pigments, process for their preparation and their use
04/03/1996EP0704264A1 Composite ultrafine particles and method for production thereof
03/1996
03/28/1996WO1996006700A3 Nanoscale particles, and uses for same
03/20/1996CN1118716A Dispersible rare earth-based compound, colloidal suspension obtained from this compound, the procedures for the preparation thereof, and use for the manufacture of catalysts
03/19/1996US5500043 Lustrous pigment and the method of producing the same
03/12/1996US5498402 Metal-magnesium compounds
03/12/1996US5498361 Manganese-zinc system ferrite
03/07/1996WO1996006891A1 High purity ferromagnetic iron oxide pigments
03/07/1996WO1996006700A2 Nanoscale particles, and uses for same
03/06/1996EP0699964A1 Magnetic nanocomposite compositions and processes for the preparation and use thereof
03/05/1996US5496526 Crushing, heat treating, cooling, fine crushing and grinding ore, and magnetically separating artificial manganese-iron spinel from silicon and other oxides in ore
02/1996
02/29/1996DE4430285A1 Hochreine ferromagnetische Eisenoxidpigmente Highly pure ferromagnetic iron oxide pigments
02/28/1996EP0697995A1 Apparatus for producing nanoscale ceramic powders
02/27/1996US5494648 Process for removing thorium and recovering vanadium from titanium chlorinator waste
02/22/1996WO1996005140A1 Two powder synthesis of hydrotalcite and hydrotalcite-like compounds
02/21/1996EP0697373A1 Oxynitride-based coloured pigments and process for their preparation
02/21/1996CN1116976A Lasser gas-phase synthesis of gamma ferric oxide nanometer micropowder
02/14/1996CN1030959C Method for preparing ferrous sulfate for fortified flour
02/01/1996WO1996002466A1 Lattice layer compounds and halogenated polymer mass stabilisers containing the same
02/01/1996WO1996002465A1 Lattice layer compounds and their use
02/01/1996CA2195245A1 Lattice layer compounds and halogenated polymer mass stabilisers containing the same
02/01/1996CA2195244A1 Lattice layer compounds and their use
01/1996
01/31/1996EP0394316B1 Process for beneficiating particulate solids
01/30/1996US5487954 Non-acicular modified high coercivity iron oxides for high density magnetic recording and the processes of making the same
01/30/1996US5487878 Method for preparing perpendicularly magnetizable material usable on magnetic recording media
01/30/1996US5487819 Production of metals from minerals
01/18/1996DE4425275A1 Schichtgitterverbindungen und diese enthaltende Stabilisatoren für halogenhaltige Polymermassen Layer lattice compounds and those containing stabilizers for halogen-containing polymer compositions
01/16/1996US5484628 Preparation of acicular cobalt-containing magnetic iron oxide
01/16/1996US5484545 Magnetic particles for magnetic recording medium and process for producing the same
01/11/1996WO1996000566A1 A mouldable alum composition
01/10/1996EP0691582A1 Ferrite carrier for electrophotographic developer and developer containing the carrier
01/10/1996EP0691308A1 Lamella lepidocrocite particles and process for producing the same
01/10/1996EP0691307A1 Pigmentary material
01/10/1996CN1114638A Process for producing ferrous sulfate by using sulfuric acid to leach pyrite cinder
01/04/1996WO1996000191A1 Anaerobic removal of sulphur compounds from waste water
01/04/1996CA2192575A1 Anaerobic removal of sulphur compounds from waste water
01/03/1996CN1114503A Metal oxide powder and process for producing the same
01/03/1996CN1114502A Composite metal oxide powder and process for producing the same
01/03/1996CN1114292A Process for producing high-pure ferrous sulfate using reclaimed acid from coking plant
01/02/1996US5480630 Process for producing fine metal oxide particles
01/02/1996US5480571 Blowing oxygen gas into ferrous hydroxide, ascorbic acid
01/02/1996US5480570 Low coercive iron oxide pigments and a process for their preparation
12/1995
12/21/1995WO1995034919A1 A cathode material for lithium secondary batteries and a process and a precursor material for the production thereof
12/21/1995CA2192464A1 A cathode material for lithium secondary batteries and a process and a precursor material for the production thereof
12/20/1995EP0553072B1 Synthetic porous crystalline material, its synthesis and use
12/20/1995CN1113479A Manufacture of iron oxide red from waste sulfuric acid dregs
12/19/1995US5476605 Low level of impurities; transformer magnetic core, noise filter
12/13/1995EP0686886A1 Ferrite carrier for electrophotographic developer and developer containing the carrier
12/13/1995EP0686448A2 Preparation of ultrafine particles from water-in-oil microemulsions
12/13/1995EP0686447A2 Preparation of mixed ultrafine particles form PFPE microemulsion
12/07/1995WO1995032797A1 Absorbent and process for removing sulfur oxides from a gaseous mixture
12/06/1995EP0685224A1 Cosmetic sunscreening compositions containing a synergic mixture of filters and nanopigments and uses
12/06/1995EP0616732B1 Use of vanadium oxide iron and/or aluminium bronzes as a cathode material in electrochemical generators
11/1995
11/30/1995WO1995032510A1 Fine coated particle, process for producing the same, and use thereof
11/29/1995EP0684209A1 Production of magnetic oxide powder
11/29/1995EP0684208A1 Ultrafine iron-containing rutile titanium dioxide particle and process for producing the same
11/29/1995EP0684072A2 Rare earth-based dispersible compound, colloidal suspension obtained from it, processes for their preparation and their use for making catalysts
11/29/1995CN1112531A Color enhanced iron oxide and a process for preparing colored concrete prooducts
11/21/1995US5468427 Process for making ultra-fine ceramic particles
11/14/1995US5466646 Solid state electronics formed by mixing, precipitation, pressurization and fluidization
11/14/1995US5466552 Alkaline earth metal substituted lithium ferrite; durability; copiers, printers
11/09/1995WO1995029874A1 Synthetic meixnerite product and method
11/09/1995CA2189020A1 Synthetic meixnerite product and method
11/08/1995EP0680454A1 Process for producing nanoscale ceramic powders.
11/08/1995EP0604472B1 Hexagonal magnetic ferrite pigment for high density magnetic recording applications
11/07/1995CA1337504C Method of refining ferrous ion-containing acid solution
11/02/1995WO1995029491A1 Ferrite and ferrite core for power source
11/02/1995EP0679728A1 Method and apparatus for processing metal material
11/01/1995CN1030187C High-purity iron oxide, and method for production thereof
10/1995
10/31/1995US5462686 Method of manufacturing composite ferrite
10/25/1995EP0678490A1 Process of manufacture of a zirconia-based black article and a decorative black zirconia-based article obtained by this process
10/25/1995CN1110665A Production of ferrous sulfate monohydrate with liquid-phase forced dewatering method
10/25/1995CN1110664A Polyoxyl. sulfato ferrate (bauxite) and its preparation method
10/19/1995DE4425266C1 Schichtgitterverbindungen und deren Verwendung Layer lattice compounds and their use
10/18/1995EP0677559A2 Color enhanced iron oxide and a process for preparing colored concrete products
10/18/1995CN1110475A Process for the preparation of ferric chloride
10/17/1995US5458797 Magnetic material for high frequencies
10/16/1995CA2145354A1 Color enhanced iron oxide and a process for preparing colored concrete products
10/05/1995DE4439923A1 Novel ferrite-type magnetic recording powder
10/04/1995EP0675077A2 Method for recovering metal chlorides from silicon or ferrosilicon alloys which have been reacted with chlorinating agents
10/04/1995CN1109683A Process for manufacturing homogeneous mgnetite
10/03/1995US5455017 Production of concentrated aqueous solutions of ferric chloride
09/1995
09/27/1995EP0673675A2 Solid multi-component membranes for reactions
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