Patent application number | Description | Published |
20110236283 | NOx REMOVAL CATALYST FOR HIGH-TEMPERATURE FLUE GAS, MANUFACTURING METHOD THEREOF, AND NOx REMOVAL METHOD FOR HIGH-TEMPERATURE FLUE GAS - A NOx removal catalyst for high-temperature flue gas according to the present invention is a NOx removal catalyst for high-temperature flue gas that contains nitrogen oxide in which tungsten oxide with the number of molecular layers of tungsten oxide (WO | 09-29-2011 |
20120294789 | CO SHIFT CATALYST, CO SHIFT REACTOR, AND METHOD FOR PURIFYING GASIFIED GAS - A CO shift catalyst according to the present invention is one that reforms carbon monoxide (CO) in gas. The CO shift catalyst includes: active ingredients including one of molybdenum (Mo) and iron (Fe) as a main ingredient and one of nickel (Ni) and ruthenium (Ru) as an accessory ingredient; and one or at least two oxides of titanium (Ti), zirconium (Zr), and cerium (Ce) as a carrier supporting the active ingredients. The CO shift catalyst can be used for a CO shift reactor | 11-22-2012 |
20130287665 | CARRIER FOR NOx REDUCTION CATALYST - A NOx reduction catalyst carrier yields a NOx reduction catalyst with an improved permissible dose of poisoning substances such as arsenic. More specifically, the present invention relates to a NOx reduction catalyst carrier comprising TiO | 10-31-2013 |
20140080695 | EXHAUST GAS TREATMENT CATALYST AND METHOD FOR REGENERATING THE SAME - Provided are an exhaust gas treatment catalyst for denitrifying an exhaust gas including sulfur oxides and vanadium discharged from a heavy oil combustion boiler, including: a support comprising any one or all of titanium oxide and silica wherein a content of silica is from 10% to 20%, and an active component supported in the support and comprising one selected from the group consisting of vanadium and tungsten. | 03-20-2014 |
20140329668 | NOx REMOVAL CATALYST FOR HIGH-TEMPERATURE FLUE GAS, MANUFACTURING METHOD THEREOF, AND NOx REMOVAL METHOD FOR HIGH-TEMPERATURE FLUE GAS - A NOx removal catalyst for high-temperature flue gas according to the present invention is a NOx removal catalyst for high-temperature flue gas that contains nitrogen oxide in which tungsten oxide with the number of molecular layers of tungsten oxide (WO | 11-06-2014 |
20140346403 | CARBON MONOXIDE SHIFT REACTION APPARATUS AND CARBON MONOXIDE SHIFT REACTION METHOD - A CO shift reaction apparatus is configured to suppress degradation of catalytic activity of a CO shift catalyst containing molybdenum and prolong the life of the catalyst. A CO shift reaction method uses the CO shift reaction apparatus. The CO shift reaction apparatus is configured to reform carbon monoxide contained in gas and includes a CO shift catalyst containing molybdenum; a reactor at least comprising: a gas inlet for introducing gas; a CO shift catalyst layer filled with the CO shift catalyst and through which the introduced gas passes; and a gas outlet for discharging the gas which has passed through the CO shift catalyst layer; and cooling means configured to cool the CO shift catalyst layer. | 11-27-2014 |
20140369915 | CATALYST FOR HYDROLYSIS OF CARBONYL SULFIDE AND HYDROGEN CYANIDE AND USE OF TITANIUM DIOXIDE-BASED COMPOSITION - Provided are a catalyst for hydrolysis and use of a titanium dioxide-based composition which are capable of removing COS and HCN simultaneously at high degradation percentages. The catalyst for hydrolysis is a catalyst for hydrolysis of carbonyl sulfide and hydrogen cyanide, having at least: an active component containing, as a main component, at least one metal selected from the group consisting of barium, nickel, ruthenium, cobalt, and molybdenum; and a titanium dioxide-based support supporting the active component. | 12-18-2014 |
20150291898 | CO SHIFT CATALYST, CO SHIFT REACTOR, AND METHOD FOR PURIFYING GASIFICATION GAS - Provided is a CO shift catalyst that reforms carbon monoxide (CO) in a gas. The CO shift catalyst includes an active component containing either molybdenum (Mo) or iron (Fe) as a main component, and either nickel (Ni) or ruthenium (Ru) as an accessory component, and a carrier which carries the active component and consists of one or two or more kinds of oxides of titanium (Ti), zirconium (Zr), and cerium (Ce). A temperature during catalyst manufacturing firing is set to 600° C. or higher, and an average pore size of the carrier is set to 300 Å or more. | 10-15-2015 |
20150291899 | CO SHIFT CATALYST, CO SHIFT REACTOR, AND METHOD FOR PURIFYING GASIFICATION GAS - Provided is a CO shift catalyst that reforms carbon monoxide (CO) in a gas. The CO shift catalyst includes: an active component including either molybdenum (Mo) or iron (Fe) as a main component, and either nickel (Ni) or ruthenium (Ru) as an accessory component; a promoter component including any one kind of component selected from the group consisting of calcium (Ca), potassium (K), sodium (Na), phosphorus (P), and magnesium (Mg); and a carrier which carries the active component and the promoter component, and includes one or more kinds of oxides of titanium (Ti), zirconium (Zr), and cerium (Ce). | 10-15-2015 |