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Nitrogen patents

      

This page is updated frequently with new Nitrogen-related patent applications.




new patent Nitrogen-containing carbon material and process for producing nitrogen-containing carbon material, and slurry, ink, and electrode for fuel cell
A nitrogen-containing carbon material containing a nitrogen atom, a carbon atom, and a metal element x, in which the atomic ratio (n/c) of the nitrogen atom to the carbon atom is 0.005 to 0.3, the content of the metal element x is 0.1 to 20% by mass, and the average particle diameter is 1 to 300 nm.. .
Asahi Kasei Kabushiki Kaisha


new patent Organic transistor, compound, organic semiconductor material for non-light-emitting organic semiconductor device, material for organic transistor, coating solution for non-light-emitting organic semiconductor device, manufacturing organic transistor, manufacturing organic semiconductor film, organic semiconductor film for non-light-emitting organic semiconductor device, and synthesizing organic semiconductor material
(x represents an oxygen, sulfur, selenium, or tellurium atom or nr5; y and z each represents cr6, an oxygen, sulfur, selenium, or nitrogen atom, or nr7; a ring containing y and z is an aromatic heterocycle; any one of r1 and r2 and the aromatic heterocycle containing y and z or any one of r3 and r4 and a benzene ring may be bonded to each other through a specific divalent linking group; r1, r2, and r5 to r8 each represent a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an aryl group, or a heteroaryl group; r3 and r4 each represent an alkyl group, an alkenyl group, an alkynyl group, an aryl group, or heteroaryl group; and each of m and n is an integer of 0 to 2.). .

new patent Compound, material for organic electroluminescence element, ink composition, organic electroluminescence element, and electronic device
Provided are a compound that is represented by the following general formulae (1) and (2), and has a nitrogen-containing heteroaromatic group substituted with a substituent having a particular structure containing 11 or more benzene rings in one molecule, a material for an organic electroluminescence device containing the compound, an ink composition containing a solvent and the compound, an organic electroluminescence device containing the compound, and an electronic equipment having the organic electroluminescence device mounted thereon.. .
Idemitsu Kosan Co., Ltd.


new patent Method for cleaning via of interconnect structure of semiconductor device structure
A method for forming the semiconductor device structure is provided. The method includes forming a metal layer in a first dielectric layer over a substrate and forming an etch stop layer over the metal layer.
Taiwan Semiconductor Manufacturing Co., Ltd


new patent Uv-assisted material injection into porous films
Methods are described for reducing shrinkage experienced by porous films on a patterned substrate. The film may be a silicon-and-hydrogen-containing layer which further contains one or two of carbon, oxygen and nitrogen.
Applied Materials, Inc.


new patent Metal removal with reduced surface roughness
Methods are described for etching metal layers that are difficult to volatize, such as cobalt, nickel, and platinum to form an etched metal layer with reduced surface roughness. The methods include pretreating the metal layer with a local plasma formed from a hydrogen-containing precursor.
Applied Materials, Inc.


new patent Flexible nitrogen dioxide gas sensor based on tungsten trioxide nanoparticles coated carbon nanotubes-graphene oxide hybrid and manufacturing the same
A flexible nitrogen dioxide sensor based on tungsten trioxide nanoparticles-loaded multi-walled carbon nanotubes-reduced graphene oxide (wo3 nps-loaded mwcnts-rgo) hybrid on a polyimide/polyethylene terephthalate substrate. A viscous gel of the hybrid materials can be prepared by the assistance of α-terpineol.
University Of Ulsan Foundation For Industry Cooperation


new patent Complex cleaning system for heat exchanger
The purpose of the present disclosure is to solve the problems of a difficult operation or occurrence of corrosion damage to equipment caused by the attachment of ammonium sulfate salt, which is generated when unreacted ammonia (nh3 slip) and sulfur trioxide (so3) in exhaust gas are bonded with each other when a selective catalytic reduction (scr) is used to eliminate nitrogen oxides that are contained in the exhaust gas generated during the combustion of a boiler or the like, to a heat exchanger of an air preheater (aph) or the like installed at the rear of an scr device and blocks a passage of the exhaust gas such that the pressure inside the boiler is increased. To this end, a dry ice cleaning device is installed at the front of an exhaust gas inlet in an air preheater such that the blocking of a heat exchanger caused by ammonium sulfate salt or the like is removed by spraying dry ice pellets, and at the same time, high-temperature steam spraying device is installed at a cold end of the air preheater so as to spray the steam in the same direction as that of air supplied to a boiler, thereby removing contaminants more effectively.
Hanmo Corporation (guro-dong, Kolon Digital Tower Billant 1115-ho, 1116-ho)


new patent Increasing efficiency in an lng production system by pre-cooling a natural gas feed stream
Described herein are systems and processes to produce liquefied natural gas (lng) using liquefied nitrogen (lin) as the refrigerant. Greenhouse gas contaminants are removed from the lin using a greenhouse gas removal unit.

new patent Liquefied natural gas production system and method with greenhouse gas removal
Described herein are systems and processes to produce liquefied natural gas (lng) using liquefied nitrogen (lin) as the refrigerant. Greenhouse gas contaminants are removed from the lin using a greenhouse gas removal unit..

new patent

Cooling agent for cold packs and food and beverage containers

Safe, stable, non-toxic and recyclable cooling agent compositions comprising solid particulate compounds undergo an endothermic process when mixed with water such that the resulting mixture is useful for cooling surfaces, liquids and solids. The mixtures include ammonium nitrate in an amount of at least 45 wt % of the mixture.
Frosty Cold, Llc

new patent

Regeneration exhaust-gas aftertreatment systems

The present invention relates to a method for regenerating exhaust-gas aftertreatment systems capable of storing nitrogen oxides in lean exhaust gas, and in rich exhaust gas of reducing nitrogen oxides to nitrogen. The invention is used in exhaust-gas aftertreatment systems which consist of at least one nox storage catalyst arranged near the engine and at least one nox storage catalyst located in the underbody of the vehicle and are intended to clean the exhaust gas of spark-ignition engines predominantly run on a lean mixture..
Umicore Ag & Co. Kg

new patent

Method of producing press-hardened and coated steel parts at a high productivity rate

This invention relates to a sheet or pre-coated blank comprising a steel substrate for heat treatment, overlaid on at least a part of at least one of its principal faces, by a pre-coating having, at least one layer of aluminum or aluminum alloy overlaid, on at least a part of the above-mentioned pre-coating, by a polymerized layer having a thickness between 2 and 30 μm composed of a polymer that does not contain silicon, and the nitrogen content of which, is greater than 1% by weight expressed in relation to the above-mentioned layer, wherein the above-mentioned polymerized layer contains carbon pigments in a quantity between 3 and 30% by weight, expressed in relation to said layer.. .
Arcelor Mittal

new patent

Transgenic plants expressing a ph-sensitive nitrate transporter

The invention relates to transgenic plants with improved growth and nitrogen use efficiency expressing nitrate transporter gene, methods of making such plants and methods for improving growth and nitrogen use efficiency.. .
Plant Bioscience Limited

new patent

Novel use of a dense and erect panicle 1 gene in improving nitrogen utilization efficiency

The present invention provides methods of increasing nitrogen utilization efficiency (nue) in a transgenic plant comprising the introduction of a nucleic acid encoding a dep1 polypeptide into a plant to produce a transgenic plant that expresses the nucleic acid to produce the dep1 polypeptide, thereby resulting in an increased nue as compared with a control plant. Also provided are methods of increasing nue in a plant comprising reducing the amount and/or activity of a dep1 polypeptide..
Institute Of Genetics And Developmental Biology, Chinese Academy Of Sciences

new patent

Process for generating cool frame and flameless fuel oxidation using non-equilibrium plasma activation

An exemplary embodiment can be an exemplary method, which can include, for example, generating a cool flame(s) using a plasma-assisted combustion, and maintaining the cool flame(s). The cool flame(s) can have a temperature below about 1050 kelvin, which can be about 700 kelvin.
The Trustees Of Princeton University

new patent

Process and facility for treating ammonium-containing wastewater

A process and an associated facility for treating ammonium-containing wastewater are specified. Ammonium present in the wastewater is first oxidized to nitrite by use of aerobically oxidizing bacteria in an activation unit.
Dennert Poraver Gmbh

new patent

Membrane-based air separation module

A membrane-based air separation module includes an inlet configured to receive supply air, a first hollow fiber membrane configured to substantially remove water from the supply air to form an anhydrous air stream, and a permeate port configured to exhaust the water removed by the first hollow fiber membrane from the air separation module. The air separation module also includes a second hollow fiber membrane positioned downstream of the first hollow fiber membrane configured to receive the anhydrous air stream and substantially remove oxygen from the anhydrous air stream, an oxygen-enriched air outlet configured to exhaust the oxygen removed by the second hollow fiber membrane from the air separation module, and a nitrogen-enriched air outlet configured to supply a stream of nitrogen-enriched air to a fuel tank of an aircraft..
Hamilton Sundstrand Corporation

new patent

Protection system for polymeric air separation membrane

An air separation system includes a feed air line for transporting feed air and an air separation module with a polymeric membrane. The air separation module is configured to receive feed air through the feed air line and separate the feed air into nitrogen-enriched air and oxygen-enriched air.
Hamilton Sundstrand Corporation

new patent

Method for improving solar energy conversion efficiency using metal oxide photocatalysts having energy band of core-shell for ultraviolet ray and visible light absorption and photocatalysts thereof

The present invention discloses a method for improving solar energy conversion efficiency using metal oxide photocatalysts having an energy band of core-shell structure for ultraviolet (uv) ray and visible light absorption, comprising a first process of forming a nanoparticle thin film layer; a second process of preparing a core-shell metal oxide on metal oxide nanoparticles by a plasma reaction under a hydrogen and nitrogen gas atmosphere, and a third process of depositing a transition metal on surfaces of core-shell metal oxide nanoparticles to produce a photocatalyst for energy conversion. A great amount of oxygen vacancies is formed in a shell region by the core-shell metal oxide to achieve effects of improving transfer ability of electron-hole pairs excited by light, and extending a wavelength range of absorbable light to a visible light region by changing a band-gap structure..
Korea Advanced Institute Of Science And Technology

new patent

Condition monitoring for an air separation module

An air separation module includes a shell configured to house an air separation membrane, an inlet configured to receive supply air, an oxygen-enriched air outlet configured to exhaust oxygen from the air separation module, and a nitrogen-enriched air outlet configured to supply a stream of nitrogen-enriched air to a fuel tank of an aircraft. The air separation module also includes a condition monitoring sensor integral with the air separation module and configured to measure at least one of a plurality of conditions; and a connector integral with the air separation module and configured to join the condition monitoring sensor with an electrical system of the aircraft..
Hamilton Sundstrand Corporation

new patent

Catalyst system for gasoline combustion engines, having three-way catalysts and scr catalyst

The present invention is directed to a catalyst system for the reduction of the harmful exhaust-gas constituents hydrocarbons (thc), carbon monoxide (co), nitrogen oxides (nox), and the environmentally detrimental secondary emissions ammonia (nh3) and nitrous oxide (n2o) of combustion engines operated using gasoline and to a corresponding method for exhaust-gas purification. The system is characterized by a particular arrangement of catalysts and is used in the case of engines which are operated with predominantly, on average, stoichiometric air/fuel mixtures.
Umicore Ag & Co. Kg

new patent

Oxygen sensing for fuel tank inerting system

An air separation system includes an air separation module configured to receive feed air and separate the feed air into nitrogen-enriched air and oxygen-enriched air. The air separation module includes an inlet header, an outlet header, and an oxygen sensor located in the outlet header and configured to sense a concentration of oxygen in the nitrogen-enriched air..
Hamilton Sundstrand Corporation

new patent

Oxygen sensor protection

An air separation system includes an air separation module configured to receive feed air and separate the feed air into nitrogen-enriched air and oxygen-enriched air, a nitrogen-enriched air line for transporting the nitrogen-enriched air from the air separation module to a fuel tank for inerting, an oxygen sensing line connected to the nitrogen-enriched air line, a gas adsorption filter located in the oxygen sensing line, and an oxygen sensor downstream of the gas adsorption filter in the oxygen sensing line.. .
Hamilton Sundstrand Corporation

Gallium and nitrogen containing triangular or diamond-shaped configuration for optical devices

A gallium and nitrogen containing optical device has a base region and no more than three major planar side regions configured in a triangular arrangement provided from the base region.. .
Soraa, Inc.

Method for manufacturing semiconductor device and manufacturing apparatus of semiconductor device

A semiconductor device including an oxide semiconductor and an organic resin film is manufactured in the following manner. Heat treatment is performed on a first substrate provided with an organic resin film over a transistor including an oxide semiconductor in a reduced pressure atmosphere; handling of the first substrate is performed in an atmosphere containing moisture as little as possible in an inert gas (e.g., nitrogen) atmosphere with a dew point of lower than or equal to −60° c., preferably with a dew point of lower than or equal to −75° c.
Semiconductor Energy Laboratory Co., Ltd.

Method of manufacturing semiconductor device

Provided is a method of manufacturing a semiconductor device, including: forming a stacked metal nitride film including a first metal nitride film and a second metal nitride film on a substrate by alternately performing steps (a) and (b) a plurality of times, wherein the step (a) includes alternately supplying: a first metal source containing a first halogen element and a metal element; and a nitrogen-containing source to the substrate a plurality of times to form the first metal nitride film, and the step (b) includes alternately supplying: a second metal source containing a second halogen element different from the first halogen element and the metal element; and the nitrogen-containing source to the substrate a plurality of times to form the second metal nitride film.. .
Hitachi Kokusai Electric Inc.

Method of manufacturing semiconductor device and semiconductor device

A dopant is ion-injected to a semiconductor layer formed of a group iii-v compound semiconductor containing nitrogen as a group v element. A first activation annealing is performed on the semiconductor layer having the ion-injected dopant using a heat-treating furnace under temperature conditions of 700° c.
Sumitomo Heavy Industries, Ltd.

Method of manufacturing semiconductor device, substrate processing apparatus, and recording medium

A method of manufacturing a semiconductor device includes forming a film on a substrate by performing a cycle a predetermined number of times. The cycle includes non-simultaneously performing: supplying a precursor containing a predetermined element to the substrate in a process chamber, removing the precursor from the process chamber, supplying a first reactant containing nitrogen, carbon and hydrogen to the substrate, removing the first reactant from the process chamber, supplying a second reactant containing oxygen to the substrate, and removing the second reactant from the process chamber.
Hitachi Kokusai Electric Inc.

Polymer blends

This invention relates to silane moisture curable polymer composition and more particularly, to such a polymer composition that is highly diluted by a non-silane containing component, while retaining good high temperatures properties. The invention is a polymer composition comprising a base resin comprising less than 59 wt % of a silane crosslinkable polyethylene (a), an thermoplastic polyolefin free from silane groups (b) wherein the polymer composition comprise a filler with a bet nitrogen surface area larger than 3 m2/g (c).
Borealis Ag

Precision position encoder/sensor using nitrogen vacancy diamond

A position sensor system includes a position encoder component and a magnetic field sensor. The magnetic field sensor may be a diamond nitrogen vacancy material magnetic field sensor, and may be capable of resolving a magnetic field vector..
Lockheed Martin Corporation

Mask blank, and transfer mask

This invention provides a mask blank in which a thin film for transfer pattern formation is provided on a main surface of a transparent substrate. The thin film is made of a material containing a transition metal and silicon and further containing at least one of oxygen and nitrogen.
Hoya Corporation

Systems and methods for the production of liquefied natural gas using liquefied natural gas

Described herein are systems and processes to produce liquefied nitrogen (lin) using liquefied natural gas (lng) as the refrigerant. The lin may be produced by indirect heat exchange of at least one nitrogen gas stream with at least two lng streams within at least one heat exchanger where the lng streams are at different pressures..

Low nox fire tube boiler

A fire tube boiler includes a perforated flame holder configured to hold a combustion reaction that produces very low oxides of nitrogen (nox).. .
Clearsign Combustion Corporation

Insulated chamber and flushing such a chamber

The invention relates to an insulated chamber comprising at least one element that may operate at sub-ambient temperature, the space around the element(s) being filled with solid insulation and means for injecting a gas containing at least 95 mol-% nitrogen into the insulation, at least some of the gas-injection means opening at a position vertically above at least one element to insulate.. .
L'air Liquide, Societe Anonyme Pour I'etude Et I'exploitation Des Procedes Georges Claude

Integration of pressure swing adsorption with a power plant for co2 capture/utilization and n2 production

Systems and methods are provided for combined cycle power generation while reducing or mitigating emissions during power generation. Recycled exhaust gas from a power generation combustion reaction can be separated using a swing adsorption process so as to generate a high purity co2 stream while reducing/minimizing the energy required for the separation and without having to reduce the temperature of the exhaust gas.
Exxonmobil Research And Engineering Company

Engine device

The engine device has a first case which removes particulate matters in exhaust gas of the engine, and a second case which removes nitrogen oxides in the exhaust gas of the engine. The second case is connected to the first case via a urea mixing pipe.
Yanmar Co., Ltd.

Engine device

An engine device is provided with a first case which removes particulate matters in exhaust gas of an engine, and a second case which removes nitrogen oxides in the exhaust gas of the engine. The second case is connected to the first case via a urea mixing pipe.
Yanmar Co., Ltd.

Nitrogen oxides (nox) storage catalyst

A catalyst for storing nitrogen oxides (nox) in an exhaust gas from a lean burn engine comprising a nox storage material and a substrate, wherein the nox storage material comprises a nox storage component and an no oxidation promoter on a support material, wherein the no oxidation promoter is manganese or an oxide, hydroxide or carbonate thereof.. .
Johnson Matthey Public Limited Company

Hybrid solar thermal enhanced oil recovery system with oxy-fuel combustor

The hybrid solar thermal enhanced oil recovery system with an oxy-fuel combustor is an enhanced oil recovery system utilizing solar thermal enhanced oil recovery during the daytime and utilizing an oxy-fuel combustor in the nighttime. A solar heater is used for the solar thermal enhanced oil recovery, generating steam injected into an oil field having an oil well for enhanced oil recovery.
King Fahd University Of Petroleum And Minerals

Methods of fabricating synthetic diamond materials using microwave plasma activated chemical vapour deposition techniques and products obtained using said methods

A method of fabricating synthetic diamond material using a microwave plasma activated chemical vapour deposition technique is provided which utilizes high and uniform microwave power densities applied over large areas and for extended periods of time. Products fabricated using such a synthesis technique are described including a single crystal cvd diamond layer which has a large area and a low nitrogen concentration, and a high purity, fast growth rate single crystal cvd diamond material..
Element Six Technologies Limited

Stainless steel foil and production of same

The present invention has as its object to provide thickness 60 μm or less ultra-thin stainless steel foil which secures high thickness precision and simultaneously secures plastic deformability and good elongation at break, that is, secures good press-formability (deep drawability). The present invention solves this problem by ultra-thin stainless steel foil which has three or more crystal grains in a thickness direction, has a recrystallization rate of 90% to 100%, and has a nitrogen concentration of a surface layer of 1.0 mass % or less.
Nippon Steel & Sumikin Materials Co., Ltd.

Cross-linkable nitrile rubber composition and cross-linked rubber

A cross-linkable nitrile rubber composition has a carboxyl group-containing nitrile rubber (a) with an iodine value of 120 or less, polyamine cross-linking agent (b), and at least one compound (c) selected from an aliphatic alcohol (c1) having 1 to 9 carbon atoms, hydroxyl group-containing aromatic compound (c2), and nitrogen-containing heterocyclic compound (c3).. .
Zeon Corporation

Method for manufacturing 1,1-disubstituted hydrazine compound

This method for a manufacturing a 1,1-disubstituted hydrazine compound represented by a formula (ii) involves reacting a hydrazino compound represented by a formula (i) with a compound represented by a formula: r-hal in an aprotic polar solvent in the presence of a base selected from an alkali metal hydroxide and alkaline-earth metal hydroxide in an amount of 1.0 to 3.0 equivalents based on the hydrazino compound. In the formulae, x represents an oxygen atom, a sulfur atom, —ch2— or the like, and each of rx represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 6 carbon atoms, a cyano group, a nitro group, a fluoroalkyl group having 1 to 6 carbon atoms, an alkoxy group having 1 to 6 carbon atoms or the like.
Zeon Corporation

Lithium styrene sulfonate

To provide a novel lithium styrene sulfonate which is capable of solving a problem of an increase of the production cost due to drying under atmospheric pressure or reduced pressure at a temperature of at least 40° c. And a problem of polymerization of lithium styrene sulfonate.
Tosoh Corporation

Method for producing optically active carboxylic acid ester

Provided is a method for producing an optically active carboxylic acid ester at a high yield and with high enantioselectivity using dynamic kinetic resolution, said optically active carboxylic acid ester having an α-nitrogen substituent. This method for producing an optically active carboxylic acid ester includes a step in which racemic carboxylic acid represented by formula (a) and a specific alcohol or phenol derivative are reacted in a polar solvent having a dipole moment of at least 3.5 in the presence of an acid anhydride and an asymmetric catalyst, one enantiomer of the racemic carboxylic acid is selectively esterified, and the other enantiomer is racemized.
Tokyo University Of Science Foundation

Plant nutrient composition for synergistically increasing flavors and improving textures of fruits and fruit vegetables and method therefor

A plant nutrient composition of the present invention can produce high-quality fruits or fruit vegetables which cause substantially no chemical damage, have no antagonistic action of each component in crops, synergistically increase inherent flavors of fruits through interactions of nitrogen and calcium, and improve textures, by performing foliage spray through a specific range of weight ratio of total nitrogen and water-soluble calcium, the spray concentration, and the spray amount when fruits or fruit vegetables are cultivated.. .
Jahngryu Industries.,ltd

Synthesis of boron nitride and coating the same

Provided is a method of synthesizing boron nitride, comprising the steps of: preparing a boron compound and a nitrogen compound; mixing the boron compound and the nitrogen compound in a non-aqueous solvent; forming an ester compound by melting the mixture in the non-aqueous solvent; dehydrating the ester compound; and forming boron nitride by nitriding the ester compound in a reductive atmosphere.. .
Korea Institute Of Energy Research

Titanium powder containing solid-soluted nitrogen, titanium material, and producing titanium powder containing solid-soluted nitrogen

A method for producing titanium powder containing a solid-soluted nitorogen comprises the step of heating titanium powder comprised of titanium particles in a nitrogen-containing atmosphere to dissolve nitrogen atoms and form a solid solution of nitrogen atom in a matrix of the titanium particle.. .
Hi-lex Corporation

Catalytic extruded, solid honeycomb body

An extruded, solid honeycomb body comprises a copper-promoted, small pore, crystalline molecular sieve catalyst for converting oxides of nitrogen in the presence of a reducing agent, wherein the crystalline molecular sieve contains a maximum ring size of eight tetrahedral atoms, which extruded, solid honeycomb body comprising: 20-50% by weight matrix component comprising diatomaceous earth, wherein 2-20 weight % of the extruded, solid honeycomb body is diatomaceous earth; 80-50% by weight of the small pore, crystalline molecular sieve ion-exchanged with copper; and 0-10% by weight of inorganic fibres.. .
Johnson Matthey Catalysts (germany) Gmbh

Fire prevention systems and methods

A system or method that has an air distribution system configured to provide nitrogen into a room to reduce an oxygen concentration level within the room below a desired oxygen concentration level such that the atmosphere in the room fails to provide sufficient oxygen to sustain combustion.. .
Optimal Fire Prevention Systems, Llc

Article and controlling odors from odoriferous nitrogen-containing compounds

An article includes a surface adapted for presence in an environment containing odoriferous nitrogen-containing compounds, a bonding agent, and bacilli bacteria. A method for binding bacilli to a surface is also disclosed.
Cintas Corporation





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This listing is a sample listing of patent applications related to Nitrogen for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Nitrogen with additional patents listed. Browse our RSS directory or Search for other possible listings.


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