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Je-Myung Oh
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Daejeon Metropolitan, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus and method for measuring convective heat transfer coeffic...
Patent number
8,469,587
Issue date
Jun 25, 2013
Korea Electric Power Corporation
Cheol Choi
G01 - MEASURING TESTING
Information
Patent Grant
Preparation method of lubricating oil and lubricating oil produced...
Patent number
8,349,774
Issue date
Jan 8, 2013
Korea Electric Power Corporation
Cheol Choi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Heat transfer evaluating apparatus
Patent number
8,136,981
Issue date
Mar 20, 2012
Korea Electric Power Corporation
Cheol Choi
G01 - MEASURING TESTING
Information
Patent Grant
Highly attrition resistant and dry regenerable sorbents for carbon...
Patent number
8,110,523
Issue date
Feb 7, 2012
Korea Electric Power Corporation
Chong-Kul Ryu
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Highly attrition resistant and dry regenerable sorbents for carbon...
Patent number
7,820,591
Issue date
Oct 26, 2010
Korea Electric Power Corporation
Chong-Kul Ryu
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
PREPARATION METHOD OF LUBRICATING OIL AND LUBRICATING OIL PRODUCED...
Publication number
20110046028
Publication date
Feb 24, 2011
KOREA ELECTRIC POWER CORPORATION
Cheol CHOI
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
APPARATUS AND METHOD FOR MEASURING CONVECTIVE HEAT TRANSFER COEFFIC...
Publication number
20100329299
Publication date
Dec 30, 2010
Korea Electric Power Corporatin
Cheol Choi
G01 - MEASURING TESTING
Information
Patent Application
HEAT TRANSFER EVALUATING APPARATUS
Publication number
20090296772
Publication date
Dec 3, 2009
KOREA ELECTRIC POWER CORPERATION
Cheol CHOI
G01 - MEASURING TESTING
Information
Patent Application
HIGHLY ATTRITION RESISTANT AND DRY REGENERABLE SORBENTS FOR CARBON...
Publication number
20080119356
Publication date
May 22, 2008
Chong-Kul Ryu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Highly attrition resistant and dry regenerable sorbents for carbon...
Publication number
20060148642
Publication date
Jul 6, 2006
Chong-Kul Ryu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL