| Patents for C01B 21 - Nitrogen; Compounds thereof (10,781) |
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| 04/24/2013 | CN202898028U Feeding system of device for producing nitric acid by oxidizing ammonia |
| 04/24/2013 | CN202898027U Carbon-loaded nitrogen purification equipment |
| 04/24/2013 | CN202898026U Improved structure of oxide battery |
| 04/24/2013 | CN202893184U Hydrogenation purification nitrogen generation and deoxygenization tower |
| 04/24/2013 | CN202892954U Dual-effect distilling apparatus for concentrating mother liquid containing nitric acid |
| 04/24/2013 | CN103068728A Silicon nitride powder for siliconitride fluorescent material, sr3al3si13o2n21 fluorescent material and [beta]-sialon fluorescent material both obtained using same, and processes for producing these |
| 04/24/2013 | CN103058154A Entrained-flow bed reactor using crystalline silicon to process waste mortar to recycle silicon powder for preparing silicon nitride powder |
| 04/24/2013 | CN103058153A Nitrogen preparation recycle system and control method thereof |
| 04/24/2013 | CN102398897B Method for preparing two-dimensional nano boron nitride with jet flow cavitation technology |
| 04/24/2013 | CN101946134B Solar thermal energy storage method |
| 04/24/2013 | CN101885479B Preparation method of dinitrogen trioxide and reaction equipment thereof |
| 04/23/2013 | US8425945 Methods and compositions for regulating biofilm development |
| 04/23/2013 | US8425870 Reduction of CO and NOx in full burn regenerator flue gas |
| 04/18/2013 | WO2013054901A1 Oxynitride fluorescent substance powder, silicon nitride powder for manufacturing same, and method for manufacturing same |
| 04/18/2013 | WO2013054129A1 Novel chromatography method using mesoporous silicon imide derivatives as the stationary phase |
| 04/17/2013 | CN103043658A Method for purifying diamond or cubic boron nitride abrasive |
| 04/17/2013 | CN103043636A Method for increasing concentration of hydrazine hydrate |
| 04/17/2013 | CN103043635A Drug-resistant cisplatin mineralization liquid and preparation method and application thereof |
| 04/17/2013 | CN103043634A Hexagonal boron nitride two-dimensional ultrathin nanometer sheet as well as preparation method and application thereof |
| 04/17/2013 | CN103043633A Method for preparing hexagonal boron nitride nano composite structure |
| 04/17/2013 | CN103043632A Purification method for diamond and cubic boron nitride abrasive or micro-powder |
| 04/17/2013 | CN103041861A Compound catalyst used in synthesis reaction of hydrazine hydrate |
| 04/17/2013 | CN102491548B Ship ballast water treatment system with molecular sieve for preparing nitrogen |
| 04/17/2013 | CN102167986B Public engineering island for supplying heat and power |
| 04/17/2013 | CN102091500B Variable pressure absorption oxygen and nitrogen combined separation method and device |
| 04/17/2013 | CN102091499B Temperature variable absorption combined oxygen and nitrogen separating method and device |
| 04/16/2013 | US8420041 High-pressure vessel for growing group III nitride crystals and method of growing group III nitride crystals using high-pressure vessel and group III nitride crystal |
| 04/11/2013 | WO2013052673A2 Apparatus and method for the condensed phase production of trisilylamine |
| 04/11/2013 | WO2013052548A2 Apparatus and method for generating nitric oxide in controlled and accurate amounts |
| 04/11/2013 | US20130087071 Method for producing bn-based nanoparticles and products therefrom |
| 04/11/2013 | CA2851242A1 Apparatus and method for the condensed phase production of trisilylamine |
| 04/11/2013 | CA2850935A1 Apparatus and method for generating nitric oxide in controlled and accurate amounts |
| 04/10/2013 | EP2578533A1 Alkali metal salt of fluorosulfonyl imide, and production method therefor |
| 04/10/2013 | CN202866773U Ultrahigh-pressure nitrogen injecting device special for oil field |
| 04/10/2013 | CN202865340U Baffle-type fixing frame for preparing pyrolytic boron nitride product |
| 04/10/2013 | CN202865339U Rotary fixed mount for preparing pyrolytic boron nitride product |
| 04/10/2013 | CN202865337U Pyrolysing boron nitride fine neck evaporative crucible |
| 04/10/2013 | CN202865334U Annular-air thermal-insulation vapor phase deposition furnace for preparing pyrolytic boron nitride product |
| 04/10/2013 | CN202864921U Small liquid nitrogen preparation device |
| 04/10/2013 | CN202864920U Novel special single-prying type high-pressure nitrogen-generating vehicle for oilfield |
| 04/10/2013 | CN202864919U Membrane separation nitrogen generating equipment special for offshore oil platform |
| 04/10/2013 | CN103030122A Method for synthesizing hydrazine hydrate |
| 04/10/2013 | CN103030121A Preparation method and application of halogenoid compound |
| 04/10/2013 | CN103030120A Fabrication method of boron-carbon-nitrogen nanotube |
| 04/10/2013 | CN103028320A Nitrogen oxide tail gas absorption solution and method for preparing powdered nitric acid with absorption solution |
| 04/10/2013 | CN103028313A Integrated desulfuration and denitration method for wet oxidation of flue gas |
| 04/10/2013 | CN102502539B Method for preparing yttrium-doped nano aluminum nitride powder |
| 04/10/2013 | CN102502538B Method for synthesizing ultrafine aluminum nitride powder at low temperature under assistance of calcium |
| 04/09/2013 | US8414855 Spherical boron nitride nanoparticles and synthetic method thereof |
| 04/04/2013 | WO2013046784A1 Inorganic nitride particles, epoxy resin composition, semi-cured resin composition, cured resin composition, resin sheet, heat-generating electronic component, and method for producing inorganic nitride particles |
| 04/04/2013 | WO2013045203A1 Transformer with nitrogen-generating device |
| 04/03/2013 | EP2574652A2 Phosphor and light-emitting equipment using phosphor |
| 04/03/2013 | CN202849550U Electrocatalysis nitrogen generator for preventing cathode from being blocked |
| 04/03/2013 | CN202849069U Medicinal stainless steel nitrogen making machine |
| 04/03/2013 | CN202849068U Non-equal pressure equalizing apparatus for pressure swing adsorption nitrogen production equipment |
| 04/03/2013 | CN202849067U Reverse pressing apparatus for pressure swing adsorption nitrogen production equipment |
| 04/03/2013 | CN202849066U Nitrogen generating device capable of simultaneously producing two kinds of nitrogen with different concentrations and flows |
| 04/03/2013 | CN202844826U Compressed air diffusing apparatus for pressure swing adsorption nitrogen production equipment |
| 04/03/2013 | CN103021672A Spherical metal nitride material and preparation method and application thereof |
| 04/03/2013 | CN103011102A Cooling process for desalted water conveyed to nitric acid absorbing tower |
| 04/03/2013 | CN103011101A Method for preparing alkali-free low-salt high-concentration hydrazinium by hydrazine hydrate in urea treatment |
| 04/03/2013 | CN103011100A Method for synthesizing hydrazine hydrate through high-efficiency mixing by using structured packing |
| 04/03/2013 | CN103011099A Spherical mesoporous carbon nitride material and preparation method thereof |
| 04/03/2013 | CN103011098A Production method for increasing content of nitrogen in vanadium-nitrogen alloy |
| 04/03/2013 | CN103011097A Nitrogen generating and filling device |
| 04/03/2013 | CN103011096A Air-source purification device for mining nitrogen-making machine |
| 04/03/2013 | CN102303850B Method for preparing stannous sulfamate solution and application thereof |
| 04/03/2013 | CN102126709B Preparation method of boron nitride one-dimensional nanostructure macroscopic rope |
| 04/02/2013 | US8410013 Catalyst for treating exhaust gas |
| 04/02/2013 | US8409470 Phosphor and light-emitting equipment using phosphor |
| 04/02/2013 | CA2576957C Conversion of nitrogen dioxide (no2) to nitric oxide (no) |
| 03/28/2013 | US20130075875 Silicon nitride film of semiconductor element, and method and apparatus for producing silicon nitride film |
| 03/27/2013 | EP2571541A2 Gaseous nitric oxide-sequestering products and processes of preparing same |
| 03/27/2013 | CN202829583U Electrical cabinet of nitrogen making machine |
| 03/27/2013 | CN1859969B Co-axial rofa injection system |
| 03/27/2013 | CN102994184A Device and method for co-production of liquefied natural gas and liquid nitrogen |
| 03/27/2013 | CN102992282A Mesoporous C3N4 photocatalytic material prepared by using molten salt method and application thereof in photocatalysis field |
| 03/27/2013 | CN102989272A Method and device for synchronously removing sulfur dioxide and nitric oxide by flue gas biological method |
| 03/27/2013 | CN102989268A Method for processing Claus tail gas through membrane separation |
| 03/27/2013 | CN102989257A Comprehensive utilization device and method of biomass landfill gas |
| 03/27/2013 | CN102989256A Multi-grade filter |
| 03/27/2013 | CN101659410B Non-thermofusible phenol resin powder and method for producing the same |
| 03/26/2013 | US8404204 Granulate having photocatalytic activity and methods for manufacturing the same |
| 03/26/2013 | US8404201 Mn, Ce and Zr mixed oxides oxidation catalyst |
| 03/21/2013 | WO2013039103A1 Inorganic filler composite, heat-conductive resin composition, and molded article |
| 03/21/2013 | WO2013037019A1 Process for producing boron nitride nanotubes, boron nitride nanotube, use of the boron nitride nanotube, and method for transforming bacteria |
| 03/21/2013 | US20130071312 Ordered Oxynitride Perovskites |
| 03/21/2013 | US20130068991 Alkali metal salt of fluorosulfonyl imide, and production method therefor |
| 03/20/2013 | EP2570400A1 Method for producing -sialon, -sialon, and product using same |
| 03/20/2013 | CN202808362U Nitrogen purifying device |
| 03/20/2013 | CN202808361U Novel device for preparing nitrogen by hydrogenation and purification |
| 03/20/2013 | CN202803074U Membrane separation nitrogen making machine |
| 03/20/2013 | CN202803060U Surface mount technology (SMT) varactor energy-saving nitrogen making machine |
| 03/20/2013 | CN102985549A Process for obtaining dinitrogen monoxide (N2O) |
| 03/20/2013 | CN102976296A Preparation method of titanium-nitrogen alloy |
| 03/20/2013 | CN102976295A Method for preparing two-dimensional hexagonal boron nitride nanosheet through molten caustic soda |
| 03/20/2013 | CN102976294A Method for preparing high-crystallinity spherical hexagonal boron nitride powder body by surface active agent mode |
| 03/20/2013 | CN102976293A Method for preparing high-crystallinity spherical hexagonal boron nitride powder body |
| 03/20/2013 | CN102976292A Method for preparing high-crystallinity spherical hexagonal boron nitride powder body |
| 03/20/2013 | CN102976291A Variable pressure adsorption nitrogen production equipment and method thereof |