Patent application number | Description | Published |
20090054231 | METHOD FOR PREPARING NANOSTRUCTURED VANADIA-TITANIA CATALYSTS USEFUL FOR DEGRADING CHLORINATED ORGANIC COMPOUNDS BY A FLAME SPRAY PROCESS - The present invention discloses methods for preparing vanadia-titania catalysts in the form of nanostructured particles, where vanadia particles are dispersed at the surface of a titanium dioxide carrier and attached thereto, which are useful for degrading chlorinated organic compounds. The method of the present invention has a number of advantages in that: (i) it is capable of producing vanadia-titania catalysts by a relatively simple process as compared to the conventional wet-type method; (ii) the size of the catalyst particles can be easily regulated; and (iii) the vanadia-titania catalysts prepared according to the method of the present invention exhibit excellent degradation efficiency with respect to chlorinated organic compounds even at a low temperature, compared to catalysts prepared by the wet-type method, due to their nanostructure that provides the catalysts with large reactive surface area and high physical stability. | 02-26-2009 |
20090123353 | SOLVOTHERMAL METHOD FOR PREPARING VANADIA-TITANIA CATALYST HAVING NANO STRUCTURE FOR DECOMPOSING CHLORINATED ORGANIC COMPOUNDS - The present invention relates to a method for preparing a vanadia-titania catalyst having a core-shell structure, which is highly active in decomposing chlorinated organic compounds such as dioxin present in the exhaust of an incinerator. | 05-14-2009 |
20100239480 | Method And Apparatus For The Treatment Of Nitrogen Oxides Using An Ozone And Catalyst Hybrid System - The present invention is a method of treating nitrogen oxides using an ozone and catalyst hybrid system, as well as an apparatus, specifically relating to a method of treating nitrogen oxide using an ozone and catalyst hybrid system comprising: | 09-23-2010 |
20100296966 | MULTI-FUNCTIONAL CABIN AIR FILTER - A multi-functional cabin air filter includes a dust collecting filter layer for collecting fine dust; an oxidation catalyst filter layer for oxidizing nitrogen monoxide into nitrogen dioxide; and an adsorption filter layer for adsorbing nitrogen dioxide and volatile organic compounds, wherein antimicrobial nanoparticles are applied to at least one of the dust collecting filter layer, the oxidation catalyst filter layer and the adsorption filter layer. This cabin air filter has dust collecting, denitrifying, deodorizing and antimicrobial functions, and it may be utilized in various ways for air purification in a limited space such as a vehicle. | 11-25-2010 |
20120112097 | METHOD AND APPARATUS FOR QUANTITATIVE ANALYSIS OF THE EXTENT OF MEMBRANE FOULING BY USING FLUORESCENT PROTEIN STRUCTURES - Disclosed are a method and an apparatus for quantitative analysis of the extent of separation membrane fouling using a fluorescent protein structure, allowing easy quantitative analysis of the extent of separation membrane fouling and improving accuracy thereof. The disclosed method for quantitative analysis of the extent of separation membrane fouling using a fluorescent protein structure includes: preparing a solution containing a fluorescent protein structure; passing the solution containing the fluorescent protein structure through a separation membrane so as to adsorb the fluorescent protein structure onto the separation membrane; and quantitatively analyzing the fluorescent protein structure adsorbed onto the separation membrane by measuring fluorescence emitted by the fluorescent protein structure adsorbed to the separation membrane. | 05-10-2012 |
20120114540 | METHOD AND APPARATUS FOR REMOVING VOLATILE ORGANIC COMPOUND - Disclosed is a method for removing volatile organic compounds included in the air, comprising: generating ozone; and treating the ozone with a catalyst to generate reactive species, wherein the volatile organic compounds are decomposed by the reactive species. | 05-10-2012 |
20120129691 | APPARATUS AND METHOD FOR MANUFACTURING MANGANESE OXIDE-TITANIA CATALYST - Disclosed are an apparatus and method for preparing a manganese oxide-titania catalyst. The apparatus for preparing a manganese oxide-titania catalyst includes: a vaporizer vaporizing a manganese precursor and a titanium precursor; a carrier gas supply line supplying a carrier gas, which carries precursor vapors vaporized by the vaporizer to a reactor, to the vaporizer; an oxygen supply line supplying an oxygen source to the reactor; the reactor reacting the precursor vapors with the oxygen source to synthesize a manganese oxide-titania catalyst; and a collector condensing and collecting the manganese oxide-titania catalyst synthesized in the reactor. And, the method for preparing a manganese oxide-titania catalyst includes: 1) vaporizing a manganese precursor and a titanium precursor; 2) carrying precursor vapors (vapors of the manganese precursor and the titanium precursor) and an oxygen source to a reactor; 3) reacting the precursor vapors and the oxygen source to synthesize a manganese oxide-titania catalyst; and 4) condensing and collecting the manganese oxide-titania catalyst. According to the present disclosure, mass production of manganese oxide-titania catalysts with high decomposition efficiency of organic compounds can be prepared through fewer and continuous processes. | 05-24-2012 |
20130192500 | FIRE GRATE TYPE INCINERATION APPARATUS - The present disclosure relates to a fire grate type incineration apparatus, which includes movable fire grates and fixed fire grates alternatively arranged in a step pattern and incinerates waste while moving the waste to a discharge hole by the operation of the movable fire grates, wherein a channel is formed in the fixed fire grates so that a coolant cools the fixed fire grates while flowing along the channel, wherein the air introduced into the movable fire grates cools the movable fire grates and then is preheated and supplied into the incineration apparatus through an exhaust hole formed in the movable fire grates. | 08-01-2013 |
20130209352 | APPARATUS AND METHOD FOR MANUFACTURING COMPOSITE NANO PARTICLES - Disclosed are an apparatus and a method for manufacturing composite nanoparticles. The apparatus comprises: a first precursor supply unit vaporizing a first precursor and supplying it to a reaction unit; a second precursor supply unit vaporizing a second precursor and supplying it to the reaction unit; the reaction unit producing composite nanoparticles by reacting the vaporized first precursor with the vaporized second precursor; an oxygen supply line supplying an oxygen source to the reaction unit; and a collection unit collecting the composite nanoparticles produced by the reaction unit. Since gas phase synthesis occurs in different stages using the U-shaped reaction chamber, aggregation is prevented and composite nanoparticles of uniform size and high specific surface area can be produced easily. | 08-15-2013 |
20140004027 | TITANIA CARRIER FOR SUPPORTING CATALYST, MANGANESE OXIDE-TITANIA CATALYST COMPRISING THE SAME, APPARATUS AND METHOD FOR MANUFACTURING THE TITANIA CARRIER AND MANGANESE OXIDE-TITANIA CATALYST, AND METHOD FOR REMOVING NITROGEN OXIDES | 01-02-2014 |
20140018237 | VANADIA-TITANIA CATALYST FOR REMOVING NITROGEN OXIDES AND METHOD FOR MANUFACTURING THE SAME - Provided is a method for preparing a vanadia-titania catalyst, comprising: vaporizing a titanium precursor; conveying the vaporized titanium precursor to a reaction unit together with an oxygen supplying source; reacting the vaporized titanium precursor conveyed to the reaction unit with the oxygen supplying source to produce titania particles; condensing the titania particles, collecting and recovering them; mixing the recovered titania particles with a vanadium precursor solution; drying the mixture of the titania particles with the vanadium precursor solution; and calcining the dried mixture under oxygen atmosphere or air. Provided also is a vanadia-titania catalyst obtained by the method. In the vanadia-titania catalyst, titania particles (carriers) are prepared by chemical vapor condensation, and then vanadia is supported on the titania particles (carriers) through impregnation and calcining. Therefore, the vanadia-titania catalyst has a large specific surface area, uniform and fine nano-scaled size, and high dispersibility, thereby providing excellent nitrogen oxide removal efficiency, particularly in a low temperature range of 200° C.-250° C. | 01-16-2014 |
20140045192 | SINGLE-STRANDED NUCLEIC ACID APTAMERS SPECIFICALLY BINDING TO E. COLI AND METHOD FOR DETECTING E. COLI USING THE SAME - Provided are a single-stranded nucleic acid aptamer specifically binding to | 02-13-2014 |
20140342467 | APPARATUS AND METHOD FOR CONTINUOUSLY MONITORING SUBAQUEOUS TARGET HARMFUL SUBSTANCES - The present invention relates to an apparatus and method for continuously monitoring subaqueous target harmful substances. More particularly, it relates to an apparatus and method for continuously monitoring subaqueous target harmful substances by continuously measuring the concentration of the subaqueous target harmful substances. The present invention provides an apparatus and method for continuously monitoring subaqueous target harmful substances, which can continuously measure the concentration of subaqueous target harmful substances using a receptor that can selectively recognize the target harmful substances, a porous membrane fixed with the receptor, and a sensing unit that continuously measures the intensity of fluorescent signals of the target harmful substance reacting with the receptor, and can be utilized as various apparatuses and methods for continuously sensing various harmful substances necessary to continuously monitor for the management of the water quality. | 11-20-2014 |