| Patent | Date |
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Method of producing olefin using circulating fluidized bed process
Grant 11,439,982 - Park , et al. September 13, 2 | 2022-09-13 |
Method For Reducing Nitrogen Dioxide In Exhaust Gas Generated During Olefin Production Process
App 20210387142 - HONG; Ung Gi ; et al. | 2021-12-16 |
Method Of Producing Olefin Using Circulating Fluidized Bed Process
App 20210354112 - PARK; Yong Ki ; et al. | 2021-11-18 |
Catalyst For Producing Olefin, Including Oxygen Carrier Material And Dehydrogenation Catalyst
App 20210354113 - PARK; Yong Ki ; et al. | 2021-11-18 |
Catalyst for producing olefin, and continuous reaction-regeneration olefin producing method using the catalyst
Grant 11,148,123 - Choi , et al. October 19, 2 | 2021-10-19 |
Catalyst for producing olefin having enhanced stability, conversion rate and selectivity, and preparation method thereof
Grant 11,141,712 - Hong , et al. October 12, 2 | 2021-10-12 |
Catalyst Having Enhanced Conversion And Selectivity For Manufacturing Olefin, And Manufacturing Method Therof
App 20210113993 - PARK; Yong Ki ; et al. | 2021-04-22 |
Olefin production method comprising reduction pretreatment
Grant 10,821,432 - Park , et al. November 3, 2 | 2020-11-03 |
Olefin production method using circulating fluidized bed process
Grant 10,737,990 - Park , et al. A | 2020-08-11 |
Catalyst For Producing Olefin Having Enhanced Stability, Conversion Rate And Selectivity, And Preparation Method Thereof
App 20200086300 - HONG; Ung Gi ; et al. | 2020-03-19 |
Catalyst For Producing Olefin, And Continuous Reaction-regeneration Olefin Producing Method Using The Catalyst
App 20200055028 - CHOI; Won Choon ; et al. | 2020-02-20 |
Olefin Production Method Comprising Reduction Pretreatment
App 20190388884 - PARK; Deuk Soo ; et al. | 2019-12-26 |
Olefin Production Method Using Circulating Fluidized Bed Process
App 20190330125 - PARK; Deuk Soo ; et al. | 2019-10-31 |
Method for separating propylene from dehydrogenation reaction products of propane-containing feedstock
Grant 10,221,111 - Kim , et al. | 2019-03-05 |
Method For Separating Propylene From Dehydrogenation Reaction Products Of Propane-containing Feedstock
App 20180265430 - KIM; Chul Jin ; et al. | 2018-09-20 |
Process for 1,3-butadiene separation from a crude C4 stream with acetylene converter
Grant 9,062,262 - Lee , et al. June 23, 2 | 2015-06-23 |
Catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and production method thereof
Grant 9,056,308 - Choo , et al. June 16, 2 | 2015-06-16 |
Method of preparing ZSM-5 zeolite using nanocrystalline ZSM-5 seeds
Grant 8,840,864 - Choi , et al. September 23, 2 | 2014-09-23 |
Catalyst For Catalytic Cracking Of Hydrocarbon, Which Is Used In Production Of Light Olefin And Production Method Therof
App 20140213431 - CHOO; DAE HYUN ; et al. | 2014-07-31 |
Catalyst for catalytic cracking of hydrocarbon, which is used in production of light olefin and production method thereof
Grant 8,673,802 - Choo , et al. March 18, 2 | 2014-03-18 |
Catalytic cracking process using fast fluidization for the production of light olefins from hydrocarbon feedstock
Grant 8,293,961 - Choi , et al. October 23, 2 | 2012-10-23 |
Method Of Preparing Zsm-5 Zeolite Using Nanocrystalline Zsm-5 Seeds
App 20120230910 - Choi; Sun ; et al. | 2012-09-13 |
Process for increasing production of light olefins from hydrocarbon feedstock in catalytic cracking
Grant 7,939,702 - Choi , et al. May 10, 2 | 2011-05-10 |
Process For 1,3-butadiene Separation From A Crude C4 Stream With Acetylene Converter
App 20100137664 - Lee; Hee Du ; et al. | 2010-06-03 |
Process for production of light olefins from hydrocarbon feedstock
Grant 7,718,840 - Choi , et al. May 18, 2 | 2010-05-18 |
Solid acid catalyst for producing light olefins and process using the same
Grant 7,663,013 - Choi , et al. February 16, 2 | 2010-02-16 |
Solid acid catalyst for producing light olefins and process using the same
Grant 7,601,663 - Choi , et al. October 13, 2 | 2009-10-13 |
Solid Acid Catalyst For Producing Light Olefins And Process Using The Same
App 20090112035 - Choi; Sun ; et al. | 2009-04-30 |
Hydrothermally stable microporous molecular sieve catalyst and preparation method thereof
Grant 7,488,700 - Choi , et al. February 10, 2 | 2009-02-10 |
Catalytic Cracking Process Using Fast Fluidization for the Production of Light Olefins from Hydrocarbon Feedstock
App 20090012339 - Choi; Sun ; et al. | 2009-01-08 |
Hydrothermally Stable Microporous Molecular Sieve Catalyst And Preparation Method Thereof
App 20070082809 - Choi; Sun ; et al. | 2007-04-12 |
Process For Increasing Production Of Light Olefins From Hydrocarbon Feedstock In Catalytic Cracking
App 20070083071 - Choi; Sun ; et al. | 2007-04-12 |
Process For Production Of Light Olefins From Hydrocarbon Feedstock
App 20070010699 - Choi; Sun ; et al. | 2007-01-11 |
Solid acid catalyst for producing light olefins and process using the same
App 20060058562 - Choi; Sun ; et al. | 2006-03-16 |
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