| Patents for C01G 37 - Compounds of chromium (1,613) |
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| 01/14/2010 | WO2009115176A3 Magnetic nanoparticles and method for the production thereof |
| 01/13/2010 | CN100579912C Method for preparing nano chromium oxide with simple technique |
| 01/06/2010 | EP2141125A1 Chromium hydroxide, method for producing the same, trivalent chromium-containing solution using the same, and chromium plating method |
| 01/06/2010 | CN101618892A Recovery and comprehensive utilization method of heavy metals in stainless steel pickling wastewater sludge |
| 01/05/2010 | US7641721 Aqueous solution of chromium salt and method for producing same |
| 12/30/2009 | EP1551551B1 Nickel-substituted and mixed nickel-and-cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors |
| 12/30/2009 | CN101613128A Method for preparing chromium oxide green by using Chromium residue after dehydropregnenolone production |
| 12/23/2009 | EP1438760B1 Lithium cell based on lithiated transition metal titanates |
| 12/23/2009 | CN101607738A Method for preparing trivalent chromium compound |
| 12/22/2009 | CA2479959C Chromia-alumina spray powders and a process for making the same |
| 12/09/2009 | CN100567170C Method for abstracting chromium and nickel salt from stainless steel acid-washing wastewater |
| 12/03/2009 | WO2009144032A1 Method for the production of mixed oxides containing copper and chromium |
| 12/03/2009 | DE102008026208A1 Verfahren zur Herstellung kupfer- und chromhaltiger Mischoxide A process for producing copper and chromium mixed oxides |
| 12/02/2009 | CN100564266C low pressure low temperature gas-phase production method for ferromagnetism chromium oxide compound nano-grain film |
| 12/02/2009 | CN100564265C Chromic oxide spray powders and a process for making the same |
| 12/01/2009 | US7625542 Method for the production of metal carbides |
| 11/19/2009 | WO2009139715A1 A process for chlorinating resources containing recoverable metals |
| 11/19/2009 | CA2723288A1 A process for chlorinating resources containing recoverable metals |
| 11/17/2009 | CA2568211C Preparation of lithium-containing materials |
| 11/11/2009 | EP2116515A1 A method of preparing chromic oxide and ferrous oxalate from carbon ferrochrome |
| 11/11/2009 | CN101575119A Method for recovering chromic acid and water from chromeplating rinse water |
| 10/20/2009 | US7604789 Porous composite oxide and production method thereof |
| 09/24/2009 | WO2009115506A2 Metallic nanoparticles stabilised with derivatisied polyethylenimines or polyvinylamines |
| 09/24/2009 | WO2009115176A2 Magnetic nanoparticles and method for the production thereof |
| 09/22/2009 | US7591984 Preparation of tungsten oxide |
| 09/09/2009 | CN101525189A Method for treating wastewater containing ammonia, vanadium, chrome and sodium sulfate |
| 08/19/2009 | CN101508466A High-efficiency, energy-conservation and clean method for producing chromate |
| 08/19/2009 | CN100528759C Method for producing dichromium trioxide and ferrous oxalate by carbon ferro-chrome |
| 08/18/2009 | US7575735 Nanorods, nanoarrays |
| 08/12/2009 | CN101504143A Technique for using leather products industrial waste as fuel |
| 08/12/2009 | CN100526221C Aqueous solution of chromium salt and method for producing same |
| 08/11/2009 | US7572532 Oxide material and a fuel cell electrode containing said material |
| 08/06/2009 | US20090196818 Multiferroic element |
| 07/21/2009 | CA2366095C Chromium removal from leach liquors produced during high pressure acid leaching of lateritic ores |
| 07/15/2009 | CN101481144A Clean production method for preparing potassium chromate from chromic iron |
| 07/08/2009 | CN101475218A Method for directly preparing pigment grade chromium hemitrioxide green by using chromic hydroxide |
| 07/08/2009 | CN101475217A Method for preparing pigment grade chromium hemitrioxide green by using gaseous reducing agent low temperature reduction chromate salt |
| 06/25/2009 | US20090162273 Chromium oxide powder having a reduced level of hexavalent chromium and a method of making the powder |
| 06/23/2009 | US7550098 Combining starting materials free of lithium, source of phosphate ion and source of reducing carbon to provide mixture, then heating; electrodes; batteries |
| 06/17/2009 | CN101456589A Chromium-containing material strong oxidizing roast technique |
| 06/17/2009 | CN101456588A Process for preparing chromic oxide by hydrothermal reducing sodium chromate or sodium acid chromate |
| 06/11/2009 | US20090148361 Processes and systems for recovering catalyst promoter from catalyst substrates |
| 06/10/2009 | EP2068386A1 Oxide material and electrode for fuel cell comprising same |
| 06/03/2009 | CN101445272A Method for preparing CuCrO2*flaky nanocrystalline material |
| 06/02/2009 | US7541114 Anode active material, manufacturing method thereof, and non-aqueous electrolyte secondary battery |
| 05/28/2009 | WO2009065180A1 Non-metal doped metal oxide nanosheets and method of production thereof |
| 05/28/2009 | WO2009065179A1 Nanosheets with band gap modification agent and method of production thereof |
| 04/29/2009 | CN101417816A Method for preparing high specific surface area chromium series fluorating catalyst former body chromic oxide |
| 04/15/2009 | EP2046271A2 Special effect pigments |
| 04/15/2009 | CN101407366A Method for rapidly recycling chrome from chroming waste liquor by alkali precipitation |
| 04/02/2009 | WO2008135976A4 A method for the production of metal products |
| 04/01/2009 | EP1390172B1 Metalothermic reduction of refractory metal oxides |
| 04/01/2009 | CN101397151A Method for preparing primary standard reagent potassium bichromate |
| 03/26/2009 | US20090081116 Rare vanadium derivative |
| 03/25/2009 | CN101391816A 高能量密度锂离子二次电池正极材料及其制备方法 High energy density lithium-ion secondary battery cathode material and its preparation method |
| 03/17/2009 | US7504358 Total amount of nickel atoms and trivalent cobalt atoms in alpha-chromium oxide lattice is no more than 6 atom%; selective fluorination and chlorofluorination of saturated and unsaturated hydrocarbons, hydrochlorocarbons, hydrochlorofluorocarbons, fluorination of unsaturated fluorocarbons, isomerization |
| 03/17/2009 | US7504172 Perovskite-based fuel cell electrode and membrane |
| 03/11/2009 | CN101380510A Chromic slag wet method detoxifcation and resource comprehensive utilization new technique |
| 03/05/2009 | DE112006003489T5 Neuer Metall(III)-Chrom-Phosphat-Komplex und Verwendung desselben New metal thereof (III) chromium-phosphate complex and use |
| 03/04/2009 | CN101376492A Preparation of transient metal chalcogenide compound |
| 03/04/2009 | CN100464840C Cobalt-substituted chromium oxide compositions, the preparation, and the use as catalysts and catalyst precursors |
| 02/18/2009 | CN100462308C Method for producing sodium chromate form ferrochrome mine by non-calcium calcining |
| 02/12/2009 | WO2008135976A3 A method for the production of metal products |
| 02/10/2009 | US7488464 Producing high capacity and oxidation state sorbent, filtration and/or purification media; rapid, adaptive |
| 01/21/2009 | CN101348425A Method for coproduction of chrome tanning agent and menadione |
| 01/15/2009 | US20090016409 Oxides of Group 3A (not lanthanum), 2A,and either 4A, 5A, 6A, 7A,or 8 not chromium) measurements over the temperature range from a low temperature of -40 degrees C. to a high temperature of 900 degrees C. or higher; gradient perovskite-type crystal structure; heat resistance; durability |
| 01/14/2009 | CN101346314A Novel metal (III) -chromium-phosphate complex and use thereof |
| 01/14/2009 | CN100450650C Process for detoxicating chrome slag using sulfur fine sand |
| 01/08/2009 | WO2009004219A2 Additive for reducing hexavalent chromium, method for obtaining same and applications of said additive particularly in cement-based products |
| 01/01/2009 | US20090004563 Substituted lithium titanate spinel compound with improved electron conductivity and methods of making the same |
| 12/31/2008 | CN101333007A Method for recovering sodium dichromate form chromium-containing electroplating sludge |
| 12/31/2008 | CN101333006A Method for preparing chrome oxide |
| 12/18/2008 | US20080308773 AxMO4-yXOy.M'O, where A selected from alkali metals, M and M' may be identical or different, M is selected from transition metals and semimetals, M' is selected from a group consisting of transition metals and Mg; enhanced ion diffusibility and electron conductivity; low pollutition |
| 12/11/2008 | US20080305025 Methods for Production of Metal Oxide Nano Particles, and Nano Particles and Preparations Produced Thereby |
| 12/10/2008 | CN101318701A Method for removing foreign matter of vanadium in preparation of sodium chromate neutral liquid by chromium salt with calcarea lime |
| 11/26/2008 | EP1370355B1 Liquid phase reactor as well as process for mixing or homogenising components using such a reactor |
| 11/13/2008 | WO2008136223A1 Chromium hydroxide, method for producing the same, trivalent chromium-containing solution using the same, and chromium plating method |
| 11/13/2008 | CA2687428A1 A method for the production of metal products |
| 10/29/2008 | CN101293676A High-specific surface area nano-middle hole cobalt system spinel material and preparing method thereof |
| 10/22/2008 | CN101289227A Process for recovering chromium from waste liquid of vitamin K3 production |
| 10/15/2008 | EP1980534A1 Negative active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including same |
| 10/09/2008 | US20080247931 Using pulsating chemical reactor; gas flow resulting from flameless combustion; powders |
| 10/08/2008 | CN100424148C Thermochromic material |
| 10/02/2008 | WO2008118139A2 Catalytic oxide anodes for high temperature fuel cells |
| 09/25/2008 | US20080233030 Process for Manufacturing an Electrochemical Device |
| 09/24/2008 | CN101269889A Processing method for stainless steel acid cleaning waste water and liquid |
| 09/17/2008 | CN101265518A Material block sintering technique for sintering vertical kiln high temperature detoxification chromium slag to smelt iron |
| 09/17/2008 | CN101265517A Technique for sintering vertical kiln high-temperature detoxification chromium slag to self-fluxing sintered material used for blast furnace iron-making |
| 09/17/2008 | CN101265508A Harmless resource treatment method for chromium slag by using blast furnace iron-making technique |
| 09/17/2008 | CN101264931A Chromic acid sedimentation liquid and application thereof |
| 09/17/2008 | CN101264929A Method for synthesizing mesoporous nano material by employing solid-state reaction structure guiding technique |
| 09/03/2008 | CN101254901A Method for preparing oxide material having biological fine structure by using ultrasound |
| 08/13/2008 | CN101239741A Preparation method for nanometer chrome oxide particle |
| 08/07/2008 | WO2008092363A1 A method of preparing chromic oxide and ferrous oxalate from carbon ferrochrome |
| 07/16/2008 | CN101219808A Method for producing high-purity graininess chromic anhydride |
| 07/16/2008 | CN100402439C Chromic oxide superfine powder preparation method |
| 07/09/2008 | CN101214928A Method for synthesizing high specific surface area ordered mesoporous metal oxide by using hard template agent |
| 07/02/2008 | CN100398678C A process for simultaneous recovery of chromium and iron from chromite ore processing residue |
| 06/25/2008 | CN101208278A A process for the synthesis of perovskite ceramics |
| 06/18/2008 | CN101200307A Method for preparing nano chromium oxide with simple technique |