Patents
Sitemap › C01 - Inorganic chemistry › C01B - Non-metallic elements; Compounds thereof › C01B 21 - Nitrogen; Compounds thereof
Patents for C01B 21 - Nitrogen; Compounds thereof (10,781)
12/2013
12/04/2013CN203319768U Process control-based device for collecting N2O gas in SBR (Sequencing Batch Reactor) reaction process
12/04/2013CN203315953U Demisting device for nitrogen oxide gas
12/04/2013CN103420398A Method of recovering ammonia and method of recycling ammonia by using the same
12/04/2013CN103420347A Fluorine-removing method and device used in nitric acid evaporation recovery process
12/03/2013US8597584 Gas purifying process and device
12/03/2013US8597583 Ammonia synthesis apparatus and process
11/2013
11/28/2013WO2013176956A2 Sintered product, metal ion adsorbent, method for removing metal ions, and metal ion removing equipment
11/28/2013WO2013175744A1 Easily deformable aggregates and process for producing same, thermally conductive resin composition, thermally conductive member and process for producing same, and thermally conductive adhesion sheet
11/28/2013WO2013174475A1 Process for reducing the nitrogen oxide off-gas concentration in a nitric acid plant during shut-down and/or start-up, and nitric acid plant suitable therefor
11/28/2013US20130315812 Process for removing hydrazine from hydroxlyamine solutions
11/28/2013DE102012104049A1 Bornitrid-Agglomerate, Verfahren zu deren Herstellung und deren Verwendung Boron nitride agglomerates, processes for their preparation and their use
11/28/2013DE102012010017A1 Verfahren zur Verminderung der Stickoxid-Abgaskonzentration in einer Salpetersäureanlage beim Ab- und/oder Anfahren sowie dafür geeignete Salpetersäureanlagen A method for reducing nitrogen oxide concentration in the exhaust gas of a nitric acid plant when winding and / or start and suitable for nitric acid plants
11/27/2013EP2666563A1 Ferromagnetic granular powder and method for manufacturing same, as well as anisotropic magnet, bonded magnet, and pressed-powder magnet
11/27/2013CN203307049U Matched high-purity nitrogen system of controlled atmosphere aluminum brazing furnace
11/27/2013CN203303928U NO2 pre-reaction device system in industrial production of ethylene glycol
11/27/2013CN103415463A Method for removing n2o and NOx from the nitric acid production process, and an installation suitable for same
11/27/2013CN103407977A Method for controlling temperature of oxidizing furnace in chemical engineering device
11/27/2013CN103407976A 制氮机 Nitrogen
11/27/2013CN103406072A Hexagonal boron nitride powder column molding process and rubber mold used therein
11/26/2013US8591876 Methods of decreasing sebum production in the skin
11/26/2013US8591848 Selective catalytic NOx reduction process and control system
11/21/2013US20130309160 Process for preparing a compostion of mixed particles containing elements from columns 13 and 15
11/21/2013US20130306927 Atomic layer deposition of a metal chalcogenide material and related memory cells and methods of forming memory cells
11/20/2013EP1551768B1 Process for manufacturing a gallium rich gallium nitride film
11/20/2013CN203295201U Device for producing high-purity nitrogen by using two stages of hollow fiber membranes
11/20/2013CN103402912A Process for producing nitric acid
11/20/2013CN103395759A Decolouring method of prepared aqueous nitric acid solution
11/20/2013CN103395758A Apparatus used for preparing aqueous nitric acid solution
11/20/2013CN103395757A Method for synthesizing hydroxylamine salt
11/20/2013CN103395756A Preparation method of hydroxylamine hydrochloride
11/20/2013CN103395755A Method used for preparing TiCN powder by using tetrabutyl titanate as titanium source and phenolic resin as carbon source
11/20/2013CN103395754A Method used for preparing TiCN powder by using TiOSO4 as titanium source and phenolic resin as carbon source
11/20/2013CN103395753A Method used for preparing TiCN powder by using tetrabutyl titanate as titanium source and pentaerythritol as carbon source
11/20/2013CN103395752A Preparation method for boron nitride micron solid ball
11/14/2013WO2013167306A1 Boron nitride agglomerates, method for the production thereof and usage thereof
11/14/2013US20130299738 Nitrous oxide-containing ionic liquids as chemical reagents
11/13/2013EP2662332A1 Manufacturing method for fluorine-containing sulfonyl imide salt
11/13/2013CN103391896A Manufacturing method for fluorosulfonylimide ammonium salt
11/13/2013CN103387217A Method for preparing TiCN powder from TiOSO4 and pentaerythritol respectively serving as titanium source and carbon source
11/13/2013CN103387216A Method for preparing TiCN powder by using TiOSO4 and starch as Ti source and C source respectively
11/13/2013CN103387215A Method for preparing TiCN powder by using tetrabutyl titanate and starch as Ti source and C source respectively
11/13/2013CN103387214A Microwave preparation method of high-quality aluminum nitride powder
11/13/2013CN103387213A Gallium nitride nanowire and preparation method thereof
11/12/2013US8580220 Method for producing bis(fluorosulfonyl)imide salt, method for producing fluorosulfate, and method for producing bis(fluorosulfonyl)imide onium salt
11/12/2013US8580212 Process for preparing trichloroammineplatinate salt and the products obtained therein
11/12/2013US8580086 High concentration NO2 generating system and method for generating high concentration NO2 using the generating system
11/12/2013CA2648701C Method and system for atmosphere recycling
11/07/2013US20130295363 Metal nitrides and process for production thereof
11/07/2013US20130294998 Process for producing nitric acid
11/07/2013US20130294997 Method for producing fluorine compound
11/06/2013EP2660202A1 Polycrystalline silicon ingot casting mold, and silicon nitride powder for mold release material, slurry containing silicon nitride powder for mold release layer and casting release material therefor
11/06/2013EP2660201A1 Polycrystalline silicon ingot casting mold and method for producing same, and silicon nitride powder for mold release material for polycrystalline silicon ingot casting mold and slurry containing same
11/06/2013EP2660200A1 Polycrystalline silicon ingot casting mold and method for producing same, and silicon nitride powder for mold release material for polycrystalline silicon ingot casting mold and slurry containing same
11/06/2013EP2660196A1 Manufacturing method for fluorosulfonylimide ammonium salt
11/06/2013CN203269571U Nitrogen preparation system using waste heat of cooling lubricating fluid of air compressor to perform heating
11/06/2013CN203269570U Arched splitter plate for nitrogen making machine
11/06/2013CN103384641A Manufacturing method for fluorine-containing sulfonyl imide salt
11/06/2013CN101973533B Coprecipitation-carbothermic reduction method for preparing aluminum nitride powder
11/05/2013US8574532 Method for producing semiconductor crystal, apparatus for crystal production and group 13 element nitride semiconductor crystal
11/05/2013US8574531 Nitric oxide generator and non-deliquescent tablet for use in same
11/05/2013US8574528 Methods of growing a silicon carbide epitaxial layer on a substrate to increase and control carrier lifetime
11/05/2013US8574525 Using boron-containing compounds, gasses and fluids during ammonothermal growth of group-III nitride crystals
11/05/2013US8574364 GaN-crystal free-standing substrate and method for producing the same
10/2013
10/31/2013WO2013160746A1 Nitrous oxide regenerable room temperature purifier and method
10/30/2013EP2655428A2 Microdispersions of hydroxamated polymers and methods of making and using them
10/30/2013EP2655249A1 Processes for removing hydrazine form hydroxylamine solutions
10/30/2013CN103373716A Method and device for purifying and recycling emitted argon in preparation process of monocrystalline silicon
10/30/2013CN102994184B Device and method for co-production of liquefied natural gas and liquid nitrogen
10/30/2013CN102616757B Preparation method for self-assembly carbonitride nanotube and nanotube prepared by using same
10/29/2013US8568675 Palladium-supported catalyst composites
10/24/2013WO2013157276A1 Sterilization method using nitrogen oxide and sterilization device
10/24/2013US20130280158 Method of producing copper precursor and copper precursor produced by using the same
10/23/2013EP2651828A1 Process for preparing a compostion of mixed particles containing elements from columns 13 and 15
10/23/2013CN203247097U Air inlet structure for preventing hydrogen explosion nitrogen generating equipment
10/23/2013CN103359698A Purification system for industrial production of electronic grade nitric acid
10/23/2013CN103359697A Method for continuously producing hydroxylammonium
10/23/2013CN103359696A Method for continuously producing hydroxylammonium
10/23/2013CN103359695A Rapid microwave synthetic method of high-quality aluminium nitride powder
10/23/2013CN103359694A Solvothermal method for preparing iron-nitrogen nanometer compound
10/23/2013CN103101892B Preparation method of ammonia-gas-free carbon-coated iron nitride nanopowder
10/23/2013CN102674272B Preparation method of catalyst TiN for synthesizing NaAlH4
10/22/2013US8563460 Shaped heterogeneous catalysts
10/22/2013US8562926 Method and device for catchment of platinum group metals in a gas stream
10/22/2013CA2745174C Treatment of flue gas from an oxyfuel combustion process
10/16/2013EP2650259A1 Aluminum nitride powder and process for manufacturing same
10/16/2013CN203238037U High-pressure nitrogen/air preparation device
10/16/2013CN203238036U High-pressure nitrogen preparation device
10/16/2013CN203238035U Pressure-balanced nitrogen generation system
10/16/2013CN103354887A A method and a system for converting carbon dioxide into chemical starting materials
10/15/2013US8557729 Shaped heterogeneous catalysts
10/15/2013US8557728 Shaped heterogeneous catalysts
10/15/2013US8557204 Three-way catalyst having an upstream single-layer catalyst
10/15/2013US8557203 Architectural diesel oxidation catalyst for enhanced NO2 generator
10/10/2013WO2013098808A3 Stable aqueous nitric oxide solutions/ methods for their preparation and uses thereof
10/09/2013EP2646766A1 Apparatus for use in production of nitric acid
10/09/2013EP2646366A1 Process for producing nitric acid
10/09/2013EP2646365A1 Method and arrangement for generating nitric oxide
10/09/2013CN103347814A Polycrystalline silicon ingot casting mold and method for producing same, and silicon nitride powder for mold release material for polycrystalline silicon ingot casting mold and slurry containing same
10/09/2013CN103347811A Process for production of fluorosulfonylimide ammonium salt
10/03/2013WO2013146894A1 Method for producing aluminum nitride powder
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