| Patents for C01B 21 - Nitrogen; Compounds thereof (10,781) |
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| 08/13/2008 | CN100410178C Process for preparing tipped gallium nitride conical stick using self catalytic mode |
| 08/12/2008 | US7411080 Direct synthesis of copper carbonate |
| 08/12/2008 | US7410930 Recovering catalyst and carrier by exfoliating overcoat layer on the surface of a catalyst layer |
| 08/12/2008 | US7410730 Thin film battery and electrolyte therefor |
| 08/12/2008 | US7410626 Refractories, such as platinum, and oxide, such as vanadium oxide, on catalyst support; multilayer |
| 08/07/2008 | WO2008094933A1 Method for preparation of new superhard b-c-n material and material made therefrom |
| 08/07/2008 | WO2008057483A3 Laser conversion of high purity silicon powder to densified garnular forms |
| 08/07/2008 | WO2008054522A3 Room temperature synthesis of gan nanopowder |
| 08/07/2008 | US20080187721 Bulletproof window |
| 08/07/2008 | US20080187479 passing the granules through a zone having controlled atmosphere and temperature in a continuous manner |
| 08/06/2008 | EP1951620A2 Process for producing a silicon nitride compound |
| 08/06/2008 | EP1218318B1 Gas generator and method for the generation of low-temperature gas |
| 08/06/2008 | CN101235705A All-cover type skid-mounted film separation and nitrogen-making device |
| 08/06/2008 | CN100409479C Solid electrolyte and all-solid battery using same |
| 08/05/2008 | US7407638 Small quantities are produced by forming a reaction mixture of a sodium azide solution and a lead salt solution in a T-Mixer or a Y-Mixer having no moving parts; conveying the mixture into a static mixer where insoluble crystals of lead azide are formed as an aqueous slurry; explosion proof chamber |
| 07/31/2008 | WO2008090124A2 Method for producing crystalline hydroxylamine-o-sulfonic acid |
| 07/31/2008 | WO2008071632A3 Method for isolating n2o |
| 07/31/2008 | US20080182210 Using crystalline materials of a high refractive index while at the same time limiting the negative effects of intrinsic birefringence on the image-projection properties; cubic crystalline sapphires, spinels, and garnets; numerical aperture greater than 1 |
| 07/31/2008 | US20080181837 compression of gas mixtures, then the mixture into an amine wash for carbon dioxide removal, contacting with an adsorbent bed to remove moisture and cryogenic distillation to creating a hydrogen, nitrogen, carbon monoxide and waste streams |
| 07/30/2008 | CN101230454A Method for preparing cubic boron nitride thin film |
| 07/30/2008 | CN101229920A Method for preparing beta-BC2N nano-rod under temperate condition |
| 07/30/2008 | CN101229916A Method for combustion synthesis of silicon nitride powder by using polytetrafluoroethylene as additive |
| 07/30/2008 | CN101229470A U-shaped absorption tower |
| 07/30/2008 | CN101229469A Secondary adsorption and pressure-swing adsorption air separation system |
| 07/29/2008 | US7404938 Emission control system |
| 07/29/2008 | US7404832 Method for producing cubic boron nitride abrasive grains |
| 07/29/2008 | CA2619398A1 Hydrogen, carbon monoxide, and nitrogen recovery from low btu gases |
| 07/24/2008 | WO2008088774A2 Improved process for making boron intride |
| 07/24/2008 | US20080175780 Hydrogen storage with graphite anion intercalation compounds |
| 07/24/2008 | US20080173542 SPUTTERING TARGET OF Li3PO4 AND METHOD FOR PRODUCING SAME |
| 07/23/2008 | EP1947056A1 Recycling system for hydroxylamine formation and oximation |
| 07/23/2008 | EP1358010B2 Three-dimensional catalyst gauzes knitted in two layers |
| 07/23/2008 | EP1278701B1 Highly delaminated hexagonal boron nitride powders, process for making, and uses thereof |
| 07/23/2008 | CN201089720Y Air supply pressure injection atomizing-cracking device for preparing nitrogen-methanol atmosphere |
| 07/23/2008 | CN101224880A Hydroxylamine-oximation circulatoing system |
| 07/23/2008 | CN101224879A Energy-saving method for chlorination reaction process |
| 07/23/2008 | CN101224878A Ball-milling preparation method of cubic-phase nano zirconium nitride |
| 07/23/2008 | CN101224877A Method for preparing silicon nitride nano-wire |
| 07/23/2008 | CN101224876A Method for preparing silicon nitride nano-wire and nano-strip |
| 07/23/2008 | CN101224428A Catalyst for ammonia catalytic oxidation to nitrous oxide and applications thereof |
| 07/23/2008 | CN101224379A Nitric acid tail gas processing method |
| 07/23/2008 | CN101224372A Pressure swing adsorption air separation system |
| 07/23/2008 | CN101224371A Pressure swing adsorption air separation system |
| 07/23/2008 | CN100404083C Nitric oxide gas supply system of respiratory failure salvage instrument |
| 07/22/2008 | US7402264 Micro to nano-sized particles of an electroactive ceramic of (lanthanum- or niobium modified) lead zirconium titanate or barium titanate; in polarizable polymer matrix of polyimide, polyamide, polysiloxane, vinyl polymer, polyurethane, polyurea, polythiourea, polyacrylate, polyester or biopolymer |
| 07/17/2008 | WO2008085280A2 High temperature ammonia scr catalyst and method of using the catalyst |
| 07/17/2008 | WO2008083894A2 Pigment mixtures |
| 07/17/2008 | WO2007148126A3 Oxygen removal |
| 07/17/2008 | US20080171392 In situ test for determining drug history |
| 07/17/2008 | DE102007002113A1 Producing finely divided powders comprises drying a suspension of carbon, boron nitride or molybedum disulfide in a pulse combustion dryer |
| 07/16/2008 | EP1944083A1 Group iii/v nitride semiconductor, photocatalyst semiconductor element, photocatalytic redox reaction apparatus, and photoelectrochemical reaction execution method |
| 07/16/2008 | CN101219973A Process for producing biurea |
| 07/16/2008 | CN101219780A Controllable hydrothermal constant pressure synthesizing method for producing BCN material |
| 07/16/2008 | CN100402417C Hexagonal nanometer boron nitride microsphere and its synthesis process and application |
| 07/10/2008 | WO2008083159A1 A method for producing a stable oxidizing biocide |
| 07/10/2008 | WO2008081625A1 Silicon alloy and its powder, production apparatus, production process, and sinter |
| 07/10/2008 | US20080166432 Biotherapeutics for Mitigation of Health Disorders from Terminalia Arjuna |
| 07/10/2008 | US20080166282 Selective catalytic reduction catalyst; first component of copper, chromium, cobalt, nickel, manganese, iron, or niobium; a second component of cerium or a lanthanide; a zeolite; reducing nitrogen oxides |
| 07/10/2008 | CA2674008A1 An apparatus for producing a stable oxidizing biocide |
| 07/10/2008 | CA2673858A1 A method for producing a stable oxidizing biocide |
| 07/10/2008 | CA2671105A1 Silicon alloy, alloy powder thereof, manufacturing apparatus, manufacturing process and sintered alloy thereof |
| 07/09/2008 | CN101218171A Hydroxylammonium continuous production process |
| 07/09/2008 | CN101214934A Self-combustion non-pollution fast preparation method for alpha-phase silicon nitride powder |
| 07/09/2008 | CN100400143C Method for removing water from ammonia |
| 07/09/2008 | CN100400140C Pressure swing absorption method for preparing nitrogen from air |
| 07/08/2008 | US7396793 Containing copper oxide, a mixture of ZSM-5 zeolite and zeolite beta with a mass ratio of ZSM-5 zeolite to zeolite beta of 1:1 to 10:1, and an oxide of magnesium; NOx in diesel engine exhaust gas is efficiently removed and oxidation of SO2 under high-temperature conditions is suppressed. |
| 07/08/2008 | US7396519 Hydroxylammonium sulfate, sodium hydroxide, ammonia; hydroxyanthraquinone stabilizer feed to reactor at a low temperature; fluidized bed ion exchange resin; reduced risks of explosion |
| 07/08/2008 | US7396514 Electronic controls for pollutant removal |
| 07/08/2008 | US7395823 Method and apparatus for local fluorine and nitrogen trifluoride production |
| 07/08/2008 | CA2377329C Gas purification system with an integrated hydrogen sorption and filter assembly |
| 07/08/2008 | CA2374950C Method and device for the reduction of nitrogen protoxide |
| 07/03/2008 | WO2008057454A3 Growth and manufacture of reduced dislocation density and free-standing aluminum nitride films by hydride vapor phase epitaxy |
| 07/03/2008 | US20080156228 Pigment of nanopowders of vanadium and an additional element; exhibiting transparency to a visible wavelength of light that differs by more than 20%; nanopowders having a domain size of less than 100 nanometers |
| 07/03/2008 | DE102006061692A1 Nitrogen oxide generator for use in production of ammonia as reducing agent in selective reduction of car exhaust gas, comprises a plasma reactor with a modified sparking plug as high-voltage electrode |
| 07/02/2008 | EP1939619A1 Apparatus and method for generating nitrogen oxides |
| 07/02/2008 | EP1939139A1 Method for preparing hydroxylamine |
| 07/02/2008 | CN101209416A Catalyst for PET solid phase polymerization recycle gas purification and preparation thereof |
| 07/02/2008 | CN100398432C Method for synthesizing aluminium nitride |
| 07/02/2008 | CN100398200C Platinum alloy knitted catalysis net for ammonia oxidation |
| 06/26/2008 | WO2008076136A1 Method and apparatus for generating nitric oxide for medical use |
| 06/26/2008 | WO2008057483A9 Laser conversion of high purity silicon powder to densified garnular forms |
| 06/26/2008 | WO2008042446A3 Mixed boron nitride composition and method for making thereof |
| 06/26/2008 | US20080153960 Mixed boron nitride composition and method for making thereof |
| 06/26/2008 | US20080153735 removing a urine odor from textile by applying a mixture of oxidizing agent selected from sodium nitrate, sodium nitrite and adipic acid buffering agent; without bleaching or discoloring the textile; antisoilants |
| 06/26/2008 | US20080152570 Method of Growing III group nitride single crystal and III group nitride single crystal manufactured by using the same |
| 06/26/2008 | US20080150199 Silicon nitride body and method of manufacture |
| 06/26/2008 | US20080149020 Device and method to producing single crystals by vapour deposition |
| 06/26/2008 | CA2672168A1 Novel cascaded power plant process and method for providing reversibly usable hydrogen carriers in such a power plant process |
| 06/26/2008 | CA2640552A1 Method and apparatus for generating nitric oxide for medical use |
| 06/24/2008 | US7390527 Method for manufacturing a nanostructure at a predetermined point on supporting carrier |
| 06/19/2008 | WO2008071632A2 Method for isolating n2o |
| 06/19/2008 | US20080146830 process for the mononitration of alkanediols |
| 06/19/2008 | US20080145295 a number of dehumidifiers connected to one another in a series, to remove H2O and CO2 from nitric oxide; a vaporizing and liquefying unit for separating impurities into a gaseous state and a liquid state by cooling the nitric oxide which passes through the dehumidifiers at sub-zero temp., a storage |
| 06/19/2008 | US20080142764 Conductive nanocomposite films |
| 06/19/2008 | CA2669854A1 Process for isolating n20 |
| 06/18/2008 | CN100395176C Method for synthesizing isotropic silicon nitride powder adopting hollow type annular material-distribution |
| 06/17/2008 | US7388042 Nanotechnology for biomedical implants |
| 06/17/2008 | US7387673 Controlling particle size of powder; mixing, heating metal particles in matrix |
| 06/17/2008 | CA2346308C Simulated diamond gemstones formed of aluminum nitride and aluminum nitride:silicon carbide alloys |
| 06/12/2008 | WO2008068194A1 Method for removing no and n2o from gas mixtures |