Patents
Patents for C01B 21 - Nitrogen; Compounds thereof (10,781)
12/2009
12/23/2009CN101607701A Method and device for preparing iron nitride material by double promotion of nanocrystallization and strong magnetic field
12/23/2009CN100572265C Magnesium amide nano-particle hydrogen storage material and preparation thereof
12/23/2009CN100572264C Method for manufacturing flying saucer shaped nano-hexagonal boron nitride powder
12/22/2009US7635459 Method of removing nitric acid from aqueous liquid and method of producing drinks
12/22/2009CA2528789C Wet scrubbing apparatus and method for controlling nox emissions
12/17/2009US20090311164 Method for producing a stable oxidizing biocide
12/17/2009US20090311163 Drug, drug guidance system, magnetic detection system, and drug design method
12/17/2009US20090311162 Aluminum nitride sintered body and manufacturing method thereof
12/16/2009EP2131903A1 Conversion of nitrogen dioxide (no2) to nitric oxide (no)
12/16/2009EP2131812A2 Gaseous mixture containing o2 and n2o for preventing or reducing hyperalgesia
12/16/2009CN101602497A Technology for templet-free low-temperature preparation of porous boron nitride in one-step method
12/16/2009CN100569634C Composite film separation nitrogen-preparing system and method for well drilling technique
12/10/2009WO2009148951A2 Stable ferrous-ferric nitrate solutions for fischer-tropsch catalyst preparation
12/10/2009WO2009146785A1 Sealing the no compressor and the residual gas expander in a nitric acid plant
12/10/2009WO2009131615A3 Process for decontamination of inorganic hazardous components from a waste stream
12/10/2009US20090304569 Activated ignition promoters for metal catalyzed reactions
12/10/2009CA2726365A1 Stable ferrous-ferric nitrate solutions for fischer-tropsch catalyst preparation
12/10/2009CA2726216A1 Sealing of no compressor and residual gas expander in a nitric acid plant
12/09/2009EP2129745A2 Novel cascaded power station process and method for producing reversibly usable hydrogen carriers in a corresponding power station process
12/09/2009CN101597759A Method for preparing cubic boron nitride films from boron films
12/09/2009CN101597036A Method for preparing nano vanadium nitride (VN) electrode material for super capacitor
12/09/2009CN101597035A Method for preparing nano vanadium nitride electrode material
12/08/2009US7628968 Titanium oxide, vanadium oxide and a supported metal oxide of tungsten, molybdenum, chromium, scandium, yttrium, lanthanum, zirconium, hafnium, niobium, tantalum, iron, ruthenium, or manganese; purifying exhaust gases and waste gases from combustion processes
12/03/2009US20090299078 Specifically tailored endohedral metallofullerenes
12/03/2009US20090297422 Machining nanometer-sized tips from multi-walled nanotubes
12/03/2009US20090295046 Aluminum nitride powder and aluminum nitride sintered compact
12/03/2009US20090293805 Melt composition for gallium nitride single crystal growth and method for growing gallium nitride single crystal
12/02/2009EP2128083A1 Nitrogenous carbon material and process for producing the same
12/02/2009EP2125663A2 Method for the preparation of ceramic materials
12/02/2009EP2125614A2 Method for producing crystalline hydroxylamine-o-sulfonic acid
12/02/2009CN201353473Y Fixed membrane separation nitrogen generating device
12/02/2009CN101591009A Preparation method for continuously synthesizing sodium amide in indigotin production process
12/02/2009CN100564249C Oxynitride powder and method for producing same
12/02/2009CN100564248C Ball-milling preparation method of cubic-phase nano zirconium nitride
12/01/2009CA2451482C Method for producing an aqueous hydroxylamine solution devoid of salt
11/2009
11/28/2009CA2666034A1 Method of manufacturing iii nitride crystal, iii nitride crystal substrate, and semiconductor device
11/26/2009WO2009142682A2 A method and apparatus for on-site production of nitrate ions
11/26/2009US20090291040 Activation method for lithium hydride, and hydrogen generation method
11/26/2009CA2724957A1 A method and apparatus for on-site production of nitrate ions
11/25/2009EP2123632A1 Method for producing ketazine compound
11/25/2009EP2121177A1 Method and device for preventing corrosion on a gas inlet nozzle during nitric acid condensation
11/25/2009CN101588989A A method for producing a stable oxidizing biocide
11/25/2009CN101585520A Method for preparing nitric acid
11/25/2009CN101585519A Method for preparing N-hydroxylamine hydrochloride by hydrolyzing N-nitromethane
11/25/2009CN101585334A Nitrogen generating vehicle
11/24/2009US7622447 Use of glutathione synthesis stimulating compounds in reducing insulin resistance
11/24/2009US7622099 Process for preparation of ZBM-30-type zeolites using a diammonium ether-type compound as an organic structuring agent
11/24/2009US7622094 Method of recovering energy using a catalytic finned heat exchanger
11/24/2009CA2451869C Method for producing an aqueous hydroxylamine solution devoid of salt
11/18/2009CN101583565A Method for producing crystalline hydroxylamine-o-sulfonic acid
11/18/2009CN101580237A Method for preparing aluminum nitride by two-step approach
11/18/2009CN101580236A Method for preparing boron nitride nanotubes by annealing of inorganic boracic precursor
11/18/2009CN101580235A Process for purifying and recovering boron nitride nanotube crude product
11/18/2009CN101580234A Technique for producing synthetic ammonia gas by inputting nitrogen-rich air into two-stage converter in membrane method
11/18/2009CN101579627A Catalyst for synthesizing ammonia through activated-carbon-loading ruthenium, and preparation method thereof
11/18/2009CN100560480C Controllable hydrothermal constant pressure synthesizing method for producing BCN material
11/17/2009US7618607 ScLi3N2, TiLi3N2, VLi3N2, CrLi3N2, MnLi3N2, CoLi3N2, NiLi3N2, CuLi3N2, and ZnLi3N2 as compounds for reaction with hydrogen form stable hydrides of the family ScLi3N2Hn, TiLi3N2Hn, VLi3N2Hn, CrLi3N2Hn, MnLi3N2Hn, FeLi3N2Hn CoLi3N2Hn, NiLi3N2Hn, CuLi3N2Hn, and ZnLi3N2Hn; can relese hydrogen as fuel
11/12/2009US20090280051 Method and apparatus for producing nitrogen trifluoride
11/12/2009DE102008022208A1 Treating a gas stream containing nitrogen and methane, comprises subjecting the gas stream to regenerative thermal oxidation process, which makes the methane depletion
11/11/2009CN201343571Y Nitrogen electrochemical generator
11/11/2009CN101575089A Method for preparing O-nitric acid
11/11/2009CN100558933C Method for preparing cubic boron nitride thin film
11/05/2009WO2009134565A1 Methods of forming a boron nitride, a method of conditioning a ballistic weapon, and a metal article coated with a monomeric boron-nitrogen compound
11/04/2009EP2112988A1 Decomposition of hydrogen peroxide and oxidation of nitric oxide
11/03/2009US7613561 Measurement of NO and NO2 for control of selective catalytic reduction
11/03/2009CA2396445C Process for refining silver bullion with gold separation
10/2009
10/28/2009EP1397325B1 A method of producing a metal-containing composition.
10/28/2009CN101568488A Silicon alloy and its powder, production apparatus, production process, and sinter
10/28/2009CN101565176A Method for dispersing nanometer TiN powder
10/28/2009CN100555716C Carbonaceous electrode material for secondary battery, process for producing the same, and secondary batteries using the same
10/28/2009CN100554149C Method for preparing AIN powder under low temperature and low pressure
10/28/2009CN100554148C Method of synthesizing nitride crystal material at low temperature and low pressure
10/27/2009US7608236 catalytic reaction of nitrogen monoxide with hydrogen in a diluted aqueous solution of sulfuric acid in the presence of platinum catalysts suspended on a support in multiple subsequent reaction stage; as high a reaction speed as possible is achieved in an uncomplicated manner; hydroxylammonium sulfate
10/27/2009US7608235 Carbon electrode for generation of nitrogen trifluoride gas
10/22/2009WO2009128987A2 System and method for low-power nanotube growth using direct resistive heating
10/14/2009EP1928784B1 Method and apparatus for producing synergistic biocide
10/14/2009CN201325877Y Nitric oxide gas alkali absorption and purification device
10/14/2009CN201325876Y High-purity energy-saving type purifying device
10/14/2009CN201325875Y High-purity high-yielding nitrogen making device by one-step method
10/14/2009CN101558009A Method for isolating N2O
10/14/2009CN101554587A Low-temperature ammonia selective oxidation catalyst
10/14/2009CN101554585A Dual-function knitted catalytic gauze used for nitric acid manufacture
10/14/2009CN100548874C Method of separating nitrogen gas and molecular sieve carbon
10/08/2009WO2009123807A2 System and method for nanotube growth via ion implantation using a catalytic transmembrane
10/08/2009WO2009123328A1 Sulfonylimide salt and method for producing the same
10/08/2009WO2009122108A1 Improved method for manufacturing nitric acid
10/08/2009WO2009121707A1 Process for purifying dinitrogen monoxide
10/08/2009WO2009121706A1 Process for purifying n2o
10/08/2009US20090249999 Reusable crucibles and method of manufacturing them
10/08/2009CA2720405A1 Process for purifying dinitrogen monoxide
10/08/2009CA2720403A1 Process for isolating n2o
10/07/2009CN201321380Y Ammonia oxidation converter composed of novel platinum gauze bracket and supporting structure thereof
10/07/2009CN201321379Y Novel platinum gauze bracket-catalyst basket for ammonia oxidation converter
10/07/2009CN201321378Y Ammonia oxidation converter composed of novel platinum gauze bracket-catalyst basket and supporting structure thereof
10/07/2009CN100547340C Apparatus for processing highly corrosive agents
10/06/2009US7598194 heat treatment in a reducing and nitriding atmosphere, to a precursor compound including constituent elements Si, Al, O, and M which is one or more elements selected from Li, Mg, Ca, Sr, Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu; usage as a phosphor; discoloration inhibition
10/01/2009US20090247391 Nitrogen fixation by titanium dioxide
10/01/2009US20090246114 Microporous molecular separation membrane with high hydrothermal stability
10/01/2009US20090246106 Redox gas sweetening solutions
09/2009
09/30/2009CN100545083C Hydroxylamine-oximation circulation system
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