| Patent | Date |
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Exhaust Gas-purification Catalyst Having Multi-layer Structure Including Precious Metal Thin Layer As Top Layer, And Method For Producing Same
App 20220203337 - Lee; Do-kyun ; et al. | 2022-06-30 |
Method For Coating Exhaust Gas Purification Catalyst Filter With Fixed Amount Of Catalyst Slurry
App 20220184594 - Kim; Byung-suk ; et al. | 2022-06-16 |
NOx-trapping catalyst having non-platinum-group-metal NOx-trapping layer
Grant 11,344,875 - Komateedi , et al. May 31, 2 | 2022-05-31 |
Catalyst and manufacturing method thereof
Grant 11,305,266 - Kim , et al. April 19, 2 | 2022-04-19 |
High-performance Zeolite For Reducing Nitrogen Oxide Emissions, Method Of Preparing Same And Catalyst Using Same
App 20220111369 - Kim; Pyung Soon ; et al. | 2022-04-14 |
Method For Producing High-efficiency Dehydrogenation Catalyst For Branched Light Hydrocarbons
App 20210379568 - Na; Seung Chul ; et al. | 2021-12-09 |
Method For Coating Porous Catalyst Support And Device Therefor
App 20210339237 - Han; Hyun-sik ; et al. | 2021-11-04 |
Three-way catalyst comprising Pd--Rh alloy
Grant 11,135,572 - Han , et al. October 5, 2 | 2021-10-05 |
TWC SYSTEM FOR FUEL CUT NOx CONTROL
App 20210283580 - ZHENG; Xiaolai ; et al. | 2021-09-16 |
Zeolite Having Improved Heat Resistance And Catalyst Composite Using Same
App 20210205794 - Komateedi; Narayana Rao ; et al. | 2021-07-08 |
Catalyst And Manufacturing Method Thereof
App 20210205796 - KIM; Young Jin ; et al. | 2021-07-08 |
Double-layer-structured Catalyst For Dehydrogenating Light Hydrocarbons
App 20210205802 - Yoo; Young-san ; et al. | 2021-07-08 |
Method for preparing dehydrogenation catalyst for straight chain-type light hydrocarbon using stabilized active material complex
Grant 11,040,333 - Han , et al. June 22, 2 | 2021-06-22 |
High-performance Zeolite For Reducing Nitrogen Oxide Emissions, Method Of Preparing Same And Catalyst Using Same
App 20210069685 - KIM; Pyung Soon ; et al. | 2021-03-11 |
Nox-trapping Catalyst Having Non-platinum-group-metal Nox-trapping Layer
App 20210069690 - Komateedi; Narayana Rao ; et al. | 2021-03-11 |
Zeolite having specific ratio of divalent copper ions supported thereon, and preparation method therefor and catalyst composition comprising same
Grant 10,889,503 - Kim , et al. January 12, 2 | 2021-01-12 |
Oxidation catalyst for compressed natural gas combustion system exhaust gas
Grant 10,751,701 - Han , et al. A | 2020-08-25 |
Method For Preparing Dehydrogenation Catalyst For Linear Chain Light Hydrocarbons With High Regeneration Efficiency
App 20200122125 - Han; Hyun-sik ; et al. | 2020-04-23 |
Zeolite Having Specific Ratio Of Divalent Copper Ions Supported Thereon, And Preparation Method Therefor And Catalyst Compositio
App 20190322537 - Kim; Mi-young ; et al. | 2019-10-24 |
Catalyst composition for inhibiting diesel engine white smoke emission
Grant 10,434,499 - Han , et al. O | 2019-10-08 |
Filter Structure As Solid Catalyst Carrier For Preparing Alkyl Aromatic Compound
App 20190184374 - Kim; Ho-dong ; et al. | 2019-06-20 |
Apparatus And Method For Quantitatively Coating Catalyst Support
App 20190143314 - Han; Hyun Sik ; et al. | 2019-05-16 |
Apparatus and method for quantitatively coating catalyst support
Grant 10,220,380 - Han , et al. | 2019-03-05 |
Method for producing hydrocarbon dehydrogenation catalyst using sponge-type support
Grant 10,213,769 - Han , et al. Feb | 2019-02-26 |
Oxidation Catalyst For Compressed Natural Gas Combustion System Exhaust Gas
App 20190001304 - HAN; Hyun-sik ; et al. | 2019-01-03 |
Three-way Catalyst Comprising Pd-rh Alloy
App 20180361361 - Han; Hyun-sik ; et al. | 2018-12-20 |
Catalyst Composition For Inhibiting Diesel Engine White Smoke Emission
App 20180361359 - Han; Hyun-sik ; et al. | 2018-12-20 |
Method For Preparing Dehydrogenation Catalyst For Straight Chain-type Light Hydrocarbon Using Stabilized Active Metal Composite
App 20180311645 - Han; Hyun-sik ; et al. | 2018-11-01 |
Method For Preparing Dehydrogenation Catalyst For Straight Chain-type Light Hydrocarbon Using Stabilized Active Material Complex
App 20180311644 - Han; Hyun-sik ; et al. | 2018-11-01 |
Exhaust gas oxidation catalyst for compressed natural gas combustion system
Grant 9,931,615 - Han , et al. April 3, 2 | 2018-04-03 |
Quantitative catalyst supply device
Grant 9,675,949 - Han , et al. June 13, 2 | 2017-06-13 |
Method For Regenerating Catalyst For Oxidizing Compressed Natural Gas Vehicle Exhaust Gas
App 20170051649 - HAN; Hyun-sik ; et al. | 2017-02-23 |
Exhaust Gas Oxidation Catalyst For Compressed Natural Gas Combustion System
App 20170007987 - HAN; Hyun-sik ; et al. | 2017-01-12 |
Method For Producing Hydrocarbon Dehydrogenation Catalyst Using Sponge-Type Support
App 20170001174 - Han; Hyun-sik ; et al. | 2017-01-05 |
Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same
Grant 9,527,032 - Choi , et al. December 27, 2 | 2016-12-27 |
Catalytic Member For Purifying Exhaust Gases, And Washcoat
App 20160332146 - Han; Hyun-sik ; et al. | 2016-11-17 |
Mixed metal 8-ring small pore molecular sieve catalyst compositions, catalytic articles, systems, and methods
Grant 9,486,792 - Mohanan , et al. November 8, 2 | 2016-11-08 |
Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same
Grant 9,358,504 - Choi , et al. June 7, 2 | 2016-06-07 |
Device for discharging exhaust gas from diesel engine, having ammonolysis module
Grant 9,321,008 - Han , et al. April 26, 2 | 2016-04-26 |
Process for thermal fixation of catalytically active component onto alumina support
Grant 9,321,033 - Han , et al. April 26, 2 | 2016-04-26 |
8-ring small pore molecular sieve as high temperature SCR catalyst
Grant 9,302,256 - Mohanan , et al. April 5, 2 | 2016-04-05 |
Quantitative Catalyst Supply Device
App 20160074822 - HAN; Sang-Yun ; et al. | 2016-03-17 |
Mixed metal 8-ring small pore molecular sieve catalyst compositions, catalytic articles, systems, and methods
Grant 9,242,238 - Mohanan , et al. January 26, 2 | 2016-01-26 |
Non-pgm Catalyst For Burning Carbon Soot, And Filtration Filter And Exhaust Gas Post-processing Apparatus Using The Same
App 20160008760 - Choi; Sung Mu ; et al. | 2016-01-14 |
Non-pgm Catalyst For Burning Carbon Soot, And Filtration Filter And Exhaust Gas Post-processing Apparatus Using The Same
App 20150343381 - Choi; Sung Mu ; et al. | 2015-12-03 |
Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same
Grant 9,155,999 - Choi , et al. October 13, 2 | 2015-10-13 |
Non-PGM catalyst for burning carbon soot, and filtration filter and exhaust gas post-processing apparatus using the same
Grant 9,108,155 - Choi , et al. August 18, 2 | 2015-08-18 |
8-ring small pore molecular sieve as high temperature SCR catalyst
Grant 9,011,807 - Mohanan , et al. April 21, 2 | 2015-04-21 |
Mixed Metal 8-Ring Small Pore Molecular Sieve Catalyst Compositions, Catalytic Articles, Systems, and Methods
App 20150086456 - Mohanan; Jaya L. ; et al. | 2015-03-26 |
8-Ring Small Pore Molecular Sieve As High Temperature SCR Catalyst
App 20150071851 - Mohanan; Jaya L. ; et al. | 2015-03-12 |
8-ring small pore molecular sieve with promoter to improve low temperature performance
Grant 8,961,914 - Mohanan , et al. February 24, 2 | 2015-02-24 |
Improvement In Process For Thermal Fixation Of Catalytically Active Component Onto Alumina Support
App 20150051068 - Han; Hyun-sik ; et al. | 2015-02-19 |
Apparatus And Method For Quantitatively Coating Catalyst Support
App 20140363578 - Han; Hyun Sik ; et al. | 2014-12-11 |
Ammonia Oxidation Catalyst In Scr System
App 20140349840 - Han; Hyun Sik ; et al. | 2014-11-27 |
Catalysts for NO.sub.x reduction employing H.sub.2 and a method of reducing NO.sub.x
Grant 8,668,893 - Han , et al. March 11, 2 | 2014-03-11 |
Hydrogenation catalyst for nitro-aromatic compounds and method for preparing the same
Grant 8,658,560 - Han , et al. February 25, 2 | 2014-02-25 |
Catalysts For Nox Reduction Employing H2 And A Method Of Reducing Nox
App 20130156669 - Han; Hyun-Sik ; et al. | 2013-06-20 |
Device For Discharging Exhaust Gas From Diesel Engine, Having Ammonolysis Module
App 20130115141 - Han; Hyun Sik ; et al. | 2013-05-09 |
Non-pgm Catalyst For Burning Carbon Soot, And Filtration Filter And Exhaust Gas Post-processing Apparatus Using The Same
App 20130089471 - Choi; Sung Mu ; et al. | 2013-04-11 |
Non-pgm Catalyst For Burning Carbon Soot, And Filtration Filter And Exhaust Gas Post-processing Apparatus Using The Same
App 20130089472 - Choi; Sung Mu ; et al. | 2013-04-11 |
Catalysts For Nox Reduction Employing H2 And A Method Of Reducing Nox
App 20110150742 - Han; Hyun-Sik ; et al. | 2011-06-23 |
Novel Scr Catalysts And After-treatment Devices For Diesel Engine Exhaust Gas
App 20110126525 - Han; Hyun-Sik ; et al. | 2011-06-02 |
Three-layered catalyst system for purifying exhaust gases of internal engines
Grant 7,931,874 - Han , et al. April 26, 2 | 2011-04-26 |
SCR catalytic converter without NH3 or urea injection
Grant 7,678,348 - Han , et al. March 16, 2 | 2010-03-16 |
SCR Catalytic Converter Without NH3 or Urea Injection
App 20090255237 - Han; Hyun-Sik ; et al. | 2009-10-15 |
Oxidation Catalyst for NH3 and an Apparatus for Treating Slipped or Scripped NH3
App 20090126353 - Han; Hyun-Sik ; et al. | 2009-05-21 |
Three-layered catalyst system for purifying exhaust gases of internal engines
App 20080047261 - Han; Hyun-Sik ; et al. | 2008-02-28 |
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