Inventor
PARK KUN YOU
KR14 patents
Patents
14 patentsUS5663112ASep 2, 1997
Cerous chloride-chromic oxide catalyst for producing chlorine, methods for producing the same and a method for producing chlorine
KOREA INST SCI & TECH19 citations92
US7279251B1Oct 9, 2007
Lithium secondary battery comprising a super fine fibrous polymer separator film and its fabrication method
KOREA INST SCI & TECH36 citations90
US6306349B1Oct 23, 2001
Catalyst characterization apparatus
KOREA INST SCI & TECH16 citations83
US6524495B1Feb 25, 2003
Refrigerant mixture comprising difluromethane, pentafluroethane and 1,1,1-trifluoroethane
KOREA INST SCI & TECH8 citations73
US5500400AMar 19, 1996
Catalyst for producing 1,1,1,2-tetrafluoroethane and method for preparing the same
KOREA INST SCI & TECH8 citations73
US6156909ADec 5, 2000
Preparation of alkylene carbonate using indium halides and mixtures of same with lead halides as catalyst
KOREA INST SCI & TECH8 citations72
US5723702AMar 3, 1998
Method for removing moisture from chlorodifluoro-methane
KOREA INST SCI & TECH11 citations72
US6566567B2May 20, 2003
Catalyst and method for producing 1,1-difluoroethane
KOREA INST SCI & TECH4 citations62
US6231780B1May 15, 2001
Refrigerant mixture substitute for chlorodifluoromethane
KOREA INST SCI & TECH2 citations62
US5959166ASep 28, 1999
Method for concurrently producing different hydrofluoro carbons
KOREA INST SCI & TECH5 citations62
US6841087B2Jan 11, 2005
Refrigerant composition comprising difluoromethane, 1,1,1-trifluoroethane and 1,1,1,2-tetrafluoroethane
KOREA INST SCI & TECH4 citations61
US6592773B2Jul 15, 2003
Refrigerant mixture comprising difluromethane, pentafluroethane and 1,1,1-trifluoroethane
KOREA INST SCI & TECH0 citations51
US5841007ANov 24, 1998
Process for manufacturing 1,1,1,2-tetrafluoroethane
KOREA INST SCI & TECH0 citations51
US5716592AFeb 10, 1998
Cerous chloride-chromic oxide catalyst for producing chlorine, methods for producing the same and a method for producing chlorine
KOREA INST SCI & TECH0 citations51