| Patents for C01B 21 - Nitrogen; Compounds thereof (10,781) |
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| 03/20/2013 | CN102976290A Preparation method of iron vanadium nitride |
| 03/20/2013 | CN102974190A Adsorber |
| 03/20/2013 | CN102502536B Preparation method of high-purity silicon nitride powder |
| 03/20/2013 | CN102009963B High-purity nitrogen preparing method and device |
| 03/14/2013 | WO2013034304A1 Apparatus for minimizing bypass in ammonia oxidation burners |
| 03/14/2013 | WO2013034303A1 Apparatus for minimizing bypass in ammonia oxidation burners of industrial plants with burner diameters of 2-7 m in natural- or forced-circulation boilers |
| 03/14/2013 | US20130065036 Group 13 nitride crystal substrate, manufacturing method of group 13 nitride crystal, and gallium nitride crystal |
| 03/14/2013 | US20130065010 Gallium nitride crystal, group 13 nitride crystal, group 13 nitride crystal substrate, and manufacturing method |
| 03/14/2013 | US20130064750 Method and device to synthesize boron nitride nanotubes and related nanoparticles |
| 03/14/2013 | US20130064749 Group 13 nitride crystal and group 13 nitride crystal substrate |
| 03/14/2013 | US20130062575 Metal imide compounds as anode materials for lithium batteries and galvanic elements with a high storage capacity |
| 03/14/2013 | DE102011112782A1 Vorrichtung zur Bypass-Minderung in Ammoniak-Oxidationsbrennern Apparatus for bypass reduction in ammonia oxidation burners |
| 03/14/2013 | DE102011112781A1 Vorrichtung zur Bypass-Minderung in Ammoniak-Oxidationsbrennern Apparatus for bypass reduction in ammonia oxidation burners |
| 03/14/2013 | CA2848152A1 Apparatus for minimizing bypass in ammonia oxidation burners |
| 03/14/2013 | CA2847939A1 Device for minimisation of bypass in ammonia oxidation burners of commercial-scale plants and burner diameters of 2-7m in natural or forced circulation boilers |
| 03/13/2013 | CN202786420U Gas phase depositing furnace used for preparing pyrolytic boron nitride products and provided with air inlets in multiple directions |
| 03/13/2013 | CN202786416U Gas phase depositing furnace used for preparing pyrolytic boron nitride products and provided with phase change heat-insulating layer |
| 03/13/2013 | CN202785666U Heat-conducting device for sintering of ultrahard polycrystalline materials |
| 03/13/2013 | CN202785660U Energy-saving type gaseous ammonia generating system for dilute nitric acid device |
| 03/13/2013 | CN202785659U System for controlling content of nitrogen dioxide |
| 03/13/2013 | CN202785658U System for controlling content of nitrogen dioxide and recovering nitrogen dioxide |
| 03/13/2013 | CN202785657U Nitrogen dioxide recovery system |
| 03/13/2013 | CN202785656U Nitrogen gas preheating device of pusher kiln |
| 03/13/2013 | CN202785655U Novel combined molecular sieve nitrogen making machine |
| 03/13/2013 | CN202777847U Negative pressure stabilizing system of concentration tower for nitric acid |
| 03/13/2013 | CN102971258A Purification of barium ion source |
| 03/13/2013 | CN102971256A Method for producing metal nitride |
| 03/13/2013 | CN102971073A A nitrided mixed oxide catalyst system and a process for the production of ethylenically unsaturated carboxylic acids or esters |
| 03/13/2013 | CN102964248A Method for producing nitric oxide and synthesizing dimethyl oxalate through carbonylation |
| 03/13/2013 | CN102963872A Device and method for preparing nitrided iron micro powders |
| 03/13/2013 | CN102275922B SiC/ iron nitride nano composite material made from agricultural waste and preparation method thereof |
| 03/12/2013 | US8394353 Catalyst containment unit |
| 03/12/2013 | US8394153 Apparatus for producing nitrate granules |
| 03/07/2013 | WO2013032540A1 Production of chemical compounds |
| 03/07/2013 | WO2013031464A1 Gray composition |
| 03/07/2013 | WO2013029756A1 Catalyst for decomposing dinitrogen monoxide in oxygen-containing gases |
| 03/06/2013 | EP2565157A2 Nitric oxide generation |
| 03/06/2013 | EP2241607B1 Light-emitting device using oxynitride phosphor |
| 03/06/2013 | CN202766295U Pressure control type nitrogen making device |
| 03/06/2013 | CN202766294U Gas-liquid separation device for extraction of high-purity liquid nitrogen |
| 03/06/2013 | CN102205951B Method for preparing aluminum nitride and gallium nitride nanorod heterojunction |
| 03/05/2013 | US8389603 Thermal properties modified by powder size; whisker type fillers; drug delivery |
| 03/05/2013 | US8389435 Metal oxide catalyst carrier particle and exhaust gas purification catalyst |
| 02/28/2013 | WO2013026241A1 High capacity composite hydrogen-storage material, and synthesis and hydrogen-releasing process therefor |
| 02/28/2013 | WO2012160280A3 Method for producing lithium or sodium bis(fluorosulfonyl)imidide |
| 02/27/2013 | EP2561119A1 Method for obtaining or recovering nitric acid and hydrofluoric acid from solutions of stainless steel pickling systems |
| 02/27/2013 | CN202751930U System adopting mordenite to absorb nitric oxides |
| 02/27/2013 | CN101690420B Boron nitride and boron nitride-derived materials deposition method |
| 02/26/2013 | US8383856 Reacting ammonia and carbon dioxide at a predetermined high pressure; stripping process; creating pumping of the flow between synthesis reactor and stripper, varying the pumping parameters (pressure and/or flow rate) according to the desired production capacity of the plant |
| 02/26/2013 | US8383692 Method of activating boron nitride |
| 02/20/2013 | CN102939273A Method for producing beta-sialon, beta-sialon, and product using same |
| 02/20/2013 | CN102936006A Low-cost low-pollution gallium nitride nano-wire preparation generation method |
| 02/20/2013 | CN102936005A Nitrogen making machine and method |
| 02/20/2013 | CN102935363A Novel platinum rhodium multi-layer three-dimensional catalysis net and manufacture method thereof |
| 02/14/2013 | WO2013022496A1 Reduction of oxides of nitrogen in a gas stream using molecular sieve ssz-25 |
| 02/14/2013 | WO2013022493A1 Reduction of oxides of nitrogen in a gas stream using molecular sieve ssz-28 |
| 02/14/2013 | US20130039828 Catalyst structures |
| 02/14/2013 | CA2843601A1 Reduction of oxides of nitrogen in a gas stream using molecular sieve ssz-25 |
| 02/14/2013 | CA2839180A1 Reduction of oxides of nitrogen in a gas stream using molecular sieve ssz-28 |
| 02/13/2013 | CN202729801U Automatic control system containing variable-frequency nitrogen making machine |
| 02/13/2013 | CN202729800U Nitrogen generator capable of reproducibly utilizing unqualified nitrogen |
| 02/13/2013 | CN202724970U PSA (Pressure Swing Adsorption) nitrogen making machine with novel regeneration manner |
| 02/13/2013 | CN102924756A Preparation method of organic fluorescent molecule-chitosan nano-composite-nitric oxide donor |
| 02/13/2013 | CN102921180A Preparation method of inorganic ultra-clean highly-pure reagent acid |
| 02/13/2013 | CN102431977B Method for preparing manganese-doped gallium nitride nano-material |
| 02/13/2013 | CN101939254B Formulation for generating nitrogen gas |
| 02/13/2013 | CN101243012B Method for purification of nitrogen oxide and apparatus for purification of nitrogen oxide |
| 02/07/2013 | US20130034488 Method for removing oxygen from aluminum nitride by carbon |
| 02/06/2013 | EP2553748A1 Metal imide compounds as anode materials for lithium batteries and galvanic elements with a high storage capacity |
| 02/06/2013 | EP2552831A2 Zrox, ce-zrox, ce-zr-reox as host matrices for redox active cations for low temperature, hydrothermally durable and poison resistant scr catalysts |
| 02/06/2013 | CN202717583U Colorless concentrated nitric acid production system |
| 02/06/2013 | CN102917979A Alkali metal salt of fluorosulfonyl imide, and production method therefor |
| 02/06/2013 | CN102917978A Carbonitride based phosphors and light emitting devices using the same |
| 02/06/2013 | CN102910599A Method for preparing stable isotope 15N marked nitrous oxide |
| 02/06/2013 | CN102910598A Yttrium-doped aluminum nitride diluted magnetic semiconductor quasi-array microtube and fabrication method of microtube |
| 02/06/2013 | CN102910597A Method for increasing nitriding quantity of manganese nitride in nitride smelting process |
| 02/06/2013 | CN102910596A Preparation method of vanadium nitride |
| 02/06/2013 | CN101585334B Nitrogen generating vehicle |
| 02/05/2013 | US8367030 Thin film of metal-silicon compound and process for producing the thin film of the metal-silicon compound |
| 01/31/2013 | WO2013013418A1 Hexagonal boron nitride substrate having steps of single atom layer, preparation process and use thereof |
| 01/31/2013 | US20130029131 Method of manufacture |
| 01/31/2013 | US20130028826 Group iii nitride crystal and manufacturing method thereof |
| 01/30/2013 | CN102899659A Preparation method of boron nitride nanotube hydrophobic membrane |
| 01/30/2013 | CN102897727A Purification method of 4N-purity nitric oxide gas |
| 01/30/2013 | CN102897726A Method for preparing Si3N4 nanometer wire |
| 01/24/2013 | US20130022528 Gallium nitride bulk crystals and their growth method |
| 01/24/2013 | US20130019927 Use of freestanding nitride veneers in semiconductor devices |
| 01/23/2013 | CN202687959U Nitrogen making machine and reflow soldering system comprising same |
| 01/23/2013 | CN202687958U Carbon-loaded purification waste heat utilizing energy-saving device |
| 01/23/2013 | CN202683032U Tail gas recycling device of vacuum pressure swinging adsorption oxygen generating plant |
| 01/23/2013 | CN102892928A Method for obtaining or recovering nitric acid and hydrofluoric acid from solutions of stainless steel pickling systems |
| 01/23/2013 | CN102887492A Device for converting nitrite into nitrous oxide for purification and method thereof |
| 01/23/2013 | CN102887491A Fast production method of high-purity metal sulphamate |
| 01/23/2013 | CN102887490A Method for peeling off hexagonal lamellar boron nitride and doping fluorine in hexagonal lamellar boron nitride |
| 01/23/2013 | CN102491291B Method for preparing high-purity silicon nitride micro-nano powder |
| 01/23/2013 | CN102225750B Aminothiourea-assisted low-temperature synthesis method of silicon nitride micron rod-like crystal material |
| 01/23/2013 | CN102139864B Method for producing electronic-grade nitric acid |
| 01/22/2013 | US8357345 Method for removing oxygen from aluminum nitride by carbon |
| 01/16/2013 | EP2544992A1 Method of processing liquid chlorine containing nitrogen trichloride |
| 01/16/2013 | CN202671207U Air flow preheater for nitric acid production process water wall |