| Patents for C01B 21 - Nitrogen; Compounds thereof (10,781) |
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| 07/08/2009 | EP1412175B1 Insulating and functionalizing fine metal-containing particles with comformal ultra-thin films |
| 07/08/2009 | CN101475151A Preparation of conductive titanium nitride/silicon nitride nano composite material |
| 07/08/2009 | CN101475150A Apparatus for improving HVPE transmission airflow homogeneity |
| 07/08/2009 | CN100509615C Combinations of hydrogen storage material including amide/imide |
| 07/07/2009 | CA2374804C Process for nitrous oxide purification |
| 07/02/2009 | US20090171106 Novel hybride materials and related methods and devices |
| 07/02/2009 | US20090169781 Low thermal conductivity low density pyrolytic boron nitride material, method of making, and articles made therefrom |
| 07/01/2009 | EP2074058A2 Mixed boron nitride composition and method for making thereof |
| 07/01/2009 | CN100506690C Preparation method of hexagonal boron nitride and produced hexagonal boron nitride multi-crystal powder |
| 06/30/2009 | US7553469 Aluminum nitride powder and aluminum nitride sintered compact |
| 06/30/2009 | US7553368 Process for manufacturing a gallium rich gallium nitride film |
| 06/25/2009 | WO2009078707A1 Formulation for generating nitrogen gas |
| 06/25/2009 | CA2708165A1 Formulation for generating nitrogen gas |
| 06/24/2009 | CN201261721Y Energy-saving apparatus of industrial pressure varying adsorption |
| 06/24/2009 | CN101462702A Nanocrystalline carbon titanium carbonitride powder containing grain growing inhibitor and preparation thereof |
| 06/24/2009 | CN101462701A Method for preparing titanium nitride ceramic powder |
| 06/23/2009 | US7550126 NOx augmentation in exhaust gas simulation system |
| 06/18/2009 | US20090155664 Transition metal nitride, separator for fuel cells, fuel cell stack, fuel cell vehicle, method of manufacturing transition metal nitride, and method of manufacturing separator for fuel cells |
| 06/18/2009 | US20090151561 Two stage pressure swing adsorption process for producing enriched-oxygen |
| 06/17/2009 | EP2070870A1 Formulation for generating nitrogen gas |
| 06/17/2009 | EP1366813B1 Photocatalysts for decomposition of water with visible light |
| 06/17/2009 | CN201258254Y Nitrate conversion apparatus |
| 06/17/2009 | CN201258253Y Sodium sulfite evaporator |
| 06/17/2009 | CN201258252Y Fast cooler for producing nitric acid |
| 06/17/2009 | CN101456543A Method for preparing semi-conducting material nano structure aluminum nitride |
| 06/16/2009 | US7547431 High purity nanoscale metal oxide powders and methods to produce such powders |
| 06/16/2009 | US7547359 Method of altering crystal structure of group 13 element nitride, group 13 element nitride and structure material containing cubic nitride |
| 06/10/2009 | CN201254458Y Apparatus for producing high-purity nitrogen gas |
| 06/10/2009 | CN100497166C Method for preparing salt of hydroxylamine by using coupled technique of reaction-extraction |
| 06/04/2009 | US20090142248 Method For Purifying Nitrogen Trifluoride |
| 06/03/2009 | EP2064357A1 Method and device for catchment of platinum group metals in a gas stream |
| 06/03/2009 | EP1765745A4 Dissociation of molecular water into molecular hydrogen |
| 06/03/2009 | CN201250100Y Heater for synthesizing cubic boron nitride |
| 06/03/2009 | CN101445225A Low-sulfate radical sulfamate concentrated liquid preparation method and device thereof |
| 06/03/2009 | CN101445224A Method for preparing low-oxygen aluminum nitride powder by auto-igniting synthesis |
| 06/03/2009 | CN101445223A Method for preparing low-oxygen high-alpha phase silicon nitride powder by auto-igniting synthesis |
| 06/03/2009 | CN101445222A Chemical preparation method of core-shell Si3N4 compound powder |
| 06/03/2009 | CN100494050C Method for preparing hydroxylamine |
| 06/02/2009 | US7541015 etching Si with HF, starting solution comprising hexafluorosilicic acid, heating to produce SiF4, Hf and H2O, separating Hf, hydrolysis of SiF4 to form concentrated H2SiF6, reacting with Na2CO3 to form Na2Sif6, heating forms anhydrous SiF4, reacting with NaH produces SiH4, nitriding to produce Si3N4 |
| 06/02/2009 | CA2422898C Carbamate condensation unit |
| 06/02/2009 | CA2397274C Elimination of nitrous oxide during nitric acid production |
| 05/28/2009 | WO2009066663A1 Polygonal columnar material of aluminum nitride single crystal, and process for producing plate-like aluminum nitride single crystal using the polygonal columnar material |
| 05/28/2009 | WO2006028868A3 Method and apparatus for growth of multi-component single crystals |
| 05/28/2009 | US20090136410 Stabilization and ionic triggering of nitric oxide release |
| 05/27/2009 | CN201245439Y Nitrate crystallization apparatus system |
| 05/27/2009 | CN201245438Y Gas-liquid separator for concentrated nitric acid |
| 05/27/2009 | CN201245437Y Magnesium nitrate heater insert tube |
| 05/27/2009 | CN201245436Y Multi-tower pressure swing adsorption nitrogen making machine |
| 05/27/2009 | CN100492555C Iron nitride magnetic powder and method of producing the powder |
| 05/26/2009 | US7537747 a gaseous atmosphere comprising nitrogen and a solid media comprising metal amides in a first hydrogenated state and a second partially or fully dehydrogenated state |
| 05/26/2009 | US7537745 Process for producing cyclohexanone oxime by mixing an acidic aqueous solution comprising hydroxylammonium and phosphate with nitric acid |
| 05/26/2009 | US7537710 heating, nitriding to form siliconitrides of at least one element selected from Mg, Ca, Sr, and Ba or europium- or cerium-activated metal siliconitrides; generating metal oxide MO first to prevent explosion, safe to handle; high quality light emitting diodes produced industrial scale at low cost |
| 05/26/2009 | US7537636 Alloy of: WC/Co alloyed with one or more of Cr, Mo, Ni, Zr, Ce, Fe, Al, Si, V, TiC, Mn, Y, and W; and BN as a grain growth inhibitor (which is formed by decomposing precursor of a polyurea BN precursor) improved fracture toughness, hardness, and wear-, corrosion-, and erosion-resistance |
| 05/21/2009 | US20090131248 Novel nanoporous materials |
| 05/20/2009 | EP2059331A1 Adsorption and release of nitric oxide in metal organic frameworks |
| 05/20/2009 | CN201240850Y Pressure swing adsorption nitrogen making machine |
| 05/20/2009 | CN201239597Y Unpowered high-efficient environmental-protecting isobaric ammonia recovery device |
| 05/20/2009 | CN100488871C Original chloride transfer method for generation of transition metal compound nano structure |
| 05/19/2009 | CA2240269C Method for recovering nitrate ions as nitric acid from nuclear industry effluents |
| 05/14/2009 | WO2009061764A1 System for preventing contaminants from reaching a gas purifier |
| 05/14/2009 | WO2007143055A3 Process for purifying perfluorinated products |
| 05/14/2009 | US20090123360 Inorganic hydrogen compounds |
| 05/14/2009 | US20090123356 Inorganic hydrogen compounds |
| 05/14/2009 | US20090121191 System and method for high pressure synthesis gas processing |
| 05/14/2009 | US20090119979 Catalysts for production of biodiesel fuel and glycerol |
| 05/13/2009 | CN201236154Y Six-column multifunctional nitrogen production apparatus |
| 05/13/2009 | CN101428774A Method for continuously dilution diluting aqua fortis and controlling generation of NO2 |
| 05/13/2009 | CN101428773A Purifying method for nitric oxide gas with 3N purity |
| 05/13/2009 | CN101428772A Separation purification method for green nitrating agent nitrogen pentoxide |
| 05/13/2009 | CN101428771A Method for producing A1Npowder with microwave carbon thermoreduction cooling-down catalysis calcination |
| 05/12/2009 | CA2324454C Polymer formulations for gettering hydrogen |
| 05/07/2009 | WO2009058273A1 Stabilization of hydroxylamine containing solutions and method for their preparation |
| 05/07/2009 | US20090117021 Boron Nitride Nanotubes |
| 05/07/2009 | US20090114942 Apparatus for manufacturing group-iii nitride semiconductor layer, method of manufacturing group-iii nitride semiconductor layer, group-iii nitride semiconductor light-emitting device, method of manufacturing group-iii nitride semiconductor light-emitting device, and lamp |
| 05/07/2009 | US20090114887 Bulk, free-standing cubic III-N substrate and a method for forming same. |
| 05/07/2009 | DE112004001139B4 Imid-/Amid-Wasserstoffspeicher-Materialien und -Verfahren Imide / amide hydrogen storage materials and methods |
| 05/06/2009 | EP2055682A1 Boron nitride nanotube paste composition, electron emission source including the same, electron emission device including the electron emission source, and backlight unit and electron emission display device including the electron emission device |
| 05/06/2009 | CN101423202A Ammoxidation furnace formed by novel platinum net brace that is catalyst basket and support structure thereof |
| 05/06/2009 | CN100485888C High electron mobility transistor (HEMT) made of group XIII element nitride layers and manufacturing method thereof |
| 05/05/2009 | US7527751 Incorporating carbon nanotubes in a polymer with polarizable moieties (polyimide with nitrile moieties) that provides for a predetermined electromechanical operation when an external stimulus is applied, and further incorporating nanoparticles of an electroactive ceramic such as lead titanate zirconate |
| 05/05/2009 | US7526925 Method and apparatus for producing slush nitrogen |
| 05/05/2009 | CA2320529C Process for producing spheroidized hard material powder |
| 04/30/2009 | WO2009054728A1 Catalyst for production of nitric oxide |
| 04/30/2009 | WO2008140476A3 Process to form nano-sized materials, the compositions and uses thereof |
| 04/29/2009 | EP2051935A1 Use of nitroaniline derivatives for the production of nitric oxide |
| 04/29/2009 | EP1560804B1 A process for the mononitration of alkanediols |
| 04/29/2009 | CN101417200A Carbon dioxide, nitrogen gas recovering method in boiler flue gas |
| 04/29/2009 | CN100482576C Process for the production of nitrogen trifluoride |
| 04/28/2009 | US7524989 Using diethylenetriaminepentaacetic acid, triethylenetetraminehexacetic acid, and other organonitrogen compounds |
| 04/23/2009 | WO2009051958A1 Method for removing hydrazine compounds |
| 04/23/2009 | WO2009051429A2 Nitrogen gas generation device |
| 04/23/2009 | WO2009050323A1 Removal of ammonia from fluids |
| 04/23/2009 | US20090101250 Basic metal nitrate, process for producing the same and gas generating agent composition |
| 04/23/2009 | CA2701443A1 Method for removing hydrazine compounds |
| 04/22/2009 | EP2049438A2 Carbon nitride preparation method |
| 04/22/2009 | CN101414014A Optical substrate comprising boron nitride particles |
| 04/22/2009 | CN101412506A Apparatus and method for cleaning and recovering heat treatment medium |
| 04/22/2009 | CN101412501A Airborne oxygen generation-nitrogen generation coupling system with compression pump |
| 04/22/2009 | CN101411986A Carbon-supported transitional metal carbon nitride compound as well as preparation and application thereof |
| 04/16/2009 | US20090098423 Hydrogen storage materials and hydrogen fuel cells |