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GYUNGGI-DO, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Catalyst for producing olefin, including oxygen carrier material an...
Patent number
11,865,514
Issue date
Jan 9, 2024
SK GAS CO., LTD.
Yong Ki Park
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst having enhanced conversion and selectivity for manufacturi...
Patent number
11,684,907
Issue date
Jun 27, 2023
SK GAS CO., LTD.
Yong Ki Park
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for reducing nitrogen dioxide in exhaust gas generated durin...
Patent number
11,484,834
Issue date
Nov 1, 2022
SK GAS CO., LTD.
Ung Gi Hong
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of producing olefin using circulating fluidized bed process
Patent number
11,439,982
Issue date
Sep 13, 2022
SK GAS CO., LTD.
Yong Ki Park
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst for producing olefin, and continuous reaction-regeneration...
Patent number
11,148,123
Issue date
Oct 19, 2021
SK GAS CO., LTD.
Won Choon Choi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst for producing olefin having enhanced stability, conversion...
Patent number
11,141,712
Issue date
Oct 12, 2021
SK GAS CO., LTD.
Ung Gi Hong
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Olefin production method comprising reduction pretreatment
Patent number
10,821,432
Issue date
Nov 3, 2020
SK GAS CO., LTD.
Deuk Soo Park
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Olefin production method using circulating fluidized bed process
Patent number
10,737,990
Issue date
Aug 11, 2020
SK GAS CO., LTD.
Deuk Soo Park
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for separating propylene from dehydrogenation reaction produ...
Patent number
10,221,111
Issue date
Mar 5, 2019
SK Gas Co., Ltd.
Chul Jin Kim
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for 1,3-butadiene separation from a crude C4 stream with ac...
Patent number
9,062,262
Issue date
Jun 23, 2015
SK Innovation Co., Ltd.
Hee Du Lee
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst for catalytic cracking of hydrocarbon, which is used in pr...
Patent number
9,056,308
Issue date
Jun 16, 2015
SK Innovation Co., Ltd.
Dae Hyun Choo
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method of preparing ZSM-5 zeolite using nanocrystalline ZSM-5 seeds
Patent number
8,840,864
Issue date
Sep 23, 2014
SK Innovation., Ltd.
Sun Choi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalyst for catalytic cracking of hydrocarbon, which is used in pr...
Patent number
8,673,802
Issue date
Mar 18, 2014
SK Innovation Co., Ltd.
Dae Hyun Choo
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Catalytic cracking process using fast fluidization for the producti...
Patent number
8,293,961
Issue date
Oct 23, 2012
SK Innovation Co., Ltd.
Sun Choi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for increasing production of light olefins from hydrocarbon...
Patent number
7,939,702
Issue date
May 10, 2011
SK Energy Co., Ltd.
Sun Choi
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for production of light olefins from hydrocarbon feedstock
Patent number
7,718,840
Issue date
May 18, 2010
SK Energy Co., Ltd.
Sun Choi
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Solid acid catalyst for producing light olefins and process using t...
Patent number
7,663,013
Issue date
Feb 16, 2010
SK Energy Co., Ltd.
Sun Choi
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Solid acid catalyst for producing light olefins and process using t...
Patent number
7,601,663
Issue date
Oct 13, 2009
SK Energy Co., Ltd.
Sun Choi
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Hydrothermally stable microporous molecular sieve catalyst and prep...
Patent number
7,488,700
Issue date
Feb 10, 2009
SK Energy Co., Ltd.
Sun Choi
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Patents Applications
last 30 patents
Information
Patent Application
DEHYDROGENATION CATALYST FOR PREPARING OLEFIN FROM ALKANE GAS AND M...
Publication number
20230381749
Publication date
Nov 30, 2023
SK GAS CO., LTD.
Daesung PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR REDUCING NITROGEN DIOXIDE IN EXHAUST GAS OF STATIONARY S...
Publication number
20230249131
Publication date
Aug 10, 2023
SK GAS CO., LTD.
Jung Ho Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DEHYDROGENATION CATALYST FOR PRODUCTION OF OLEFINS FROM ALKANE GASE...
Publication number
20230127784
Publication date
Apr 27, 2023
SK GAS CO., LTD.
Daesung PARK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
DEHYDROGENATION CATALYST FOR PRODUCING OLEFINS FROM ALKANE GAS AND...
Publication number
20220401930
Publication date
Dec 22, 2022
SK GAS CO., LTD.
Deuk Soo PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR REDUCING NITROGEN DIOXIDE IN EXHAUST GAS GENERATED DURIN...
Publication number
20210387142
Publication date
Dec 16, 2021
SK GAS CO., LTD.
Ung Gi HONG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF PRODUCING OLEFIN USING CIRCULATING FLUIDIZED BED PROCESS
Publication number
20210354112
Publication date
Nov 18, 2021
SK GAS CO., LTD.
Yong Ki PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST FOR PRODUCING OLEFIN, INCLUDING OXYGEN CARRIER MATERIAL AN...
Publication number
20210354113
Publication date
Nov 18, 2021
SK GAS CO., LTD.
Yong Ki PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST HAVING ENHANCED CONVERSION AND SELECTIVITY FOR MANUFACTURI...
Publication number
20210113993
Publication date
Apr 22, 2021
SK GAS CO., LTD.
Yong Ki PARK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CATALYST FOR PRODUCING OLEFIN HAVING ENHANCED STABILITY, CONVERSION...
Publication number
20200086300
Publication date
Mar 19, 2020
SK GAS CO., LTD.
Ung Gi HONG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CATALYST FOR PRODUCING OLEFIN, AND CONTINUOUS REACTION-REGENERATION...
Publication number
20200055028
Publication date
Feb 20, 2020
SK GAS CO., LTD.
Won Choon CHOI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
OLEFIN PRODUCTION METHOD COMPRISING REDUCTION PRETREATMENT
Publication number
20190388884
Publication date
Dec 26, 2019
SK GAS CO., LTD.
Deuk Soo PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
OLEFIN PRODUCTION METHOD USING CIRCULATING FLUIDIZED BED PROCESS
Publication number
20190330125
Publication date
Oct 31, 2019
SK GAS CO., LTD.
Deuk Soo PARK
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR SEPARATING PROPYLENE FROM DEHYDROGENATION REACTION PRODU...
Publication number
20180265430
Publication date
Sep 20, 2018
SK GAS CO., LTD.
Chul Jin KIM
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CATALYST FOR CATALYTIC CRACKING OF HYDROCARBON, WHICH IS USED IN PR...
Publication number
20140213431
Publication date
Jul 31, 2014
Korea Research Institute of Chemical Technology
DAE HYUN CHOO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD OF PREPARING ZSM-5 ZEOLITE USING NANOCRYSTALLINE ZSM-5 SEEDS
Publication number
20120230910
Publication date
Sep 13, 2012
Sun Choi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR 1,3-BUTADIENE SEPARATION FROM A CRUDE C4 STREAM WITH AC...
Publication number
20100137664
Publication date
Jun 3, 2010
Hee Du Lee
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SOLID ACID CATALYST FOR PRODUCING LIGHT OLEFINS AND PROCESS USING T...
Publication number
20090112035
Publication date
Apr 30, 2009
SK ENERGY CO., LTD
Sun Choi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Catalytic Cracking Process Using Fast Fluidization for the Producti...
Publication number
20090012339
Publication date
Jan 8, 2009
SK ENERGY CO., LTD
Sun Choi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HYDROTHERMALLY STABLE MICROPOROUS MOLECULAR SIEVE CATALYST AND PREP...
Publication number
20070082809
Publication date
Apr 12, 2007
SK CORPORATION
Sun Choi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR INCREASING PRODUCTION OF LIGHT OLEFINS FROM HYDROCARBON...
Publication number
20070083071
Publication date
Apr 12, 2007
SK CORPORATION
Sun Choi
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
PROCESS FOR PRODUCTION OF LIGHT OLEFINS FROM HYDROCARBON FEEDSTOCK
Publication number
20070010699
Publication date
Jan 11, 2007
SK CORPORATION
Sun Choi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Solid acid catalyst for producing light olefins and process using t...
Publication number
20060058562
Publication date
Mar 16, 2006
SK CORPORATION
Sun Choi
C07 - ORGANIC CHEMISTRY