WO2003011434-A1 -- GB2227685-B   ;  JP09047624-A   ;  US4717407-A   AIR PROD & CHEM INC (AIRP)   CHOE J S,  AGRAWAL R,  AUVIL S R;  US5207806-A   PRAXAIR TECHNOLOGY INC (PRAX)   LAGREE D A,  THOMPSON D R;  US5451248-A   BOC GROUP PLC (BRTO)   SADKOWSKI P,  GARRETT M E,  LACAVA A I,  LEMCOFF N,  PSARAS D,  HAYASHI S;  US5529607-A   ;  EP1412057-A1 -- EP601601-A1   PRAXAIR TECHNOLOGY INC (PRAX)   SCHULTE T R;  EP820963-A1   ;  EP982273-A2   BOC GROUP INC (BRTO)   JI W,  SHIRLEY A A,  MEAHGER R;  EP820963-B1   ;  EP982273-B1   BOC GROUP INC (BRTO)   JI W,  SHIRLEY A A,  MEAHGER R;  EP601601-B2   PRAXAIR TECHNOLOGY INC (PRAX)   SCHULTE T R;  WO2003011431-A1   PRAXAIR TECHNOLOGY INC (PRAX)   BAKSH M S A,  JAYNES S E,  NEU B T,  SMOLAREK J,  EMLEY M T;  US7169210-B2 -- US4690695-A   UNION CARBIDE CORP (UNIC)   DOSHI K J;  US4717407-A   AIR PROD & CHEM INC (AIRP)   CHOE J S,  AGRAWAL R,  AUVIL S R;  US5207806-A   PRAXAIR TECHNOLOGY INC (PRAX)   LAGREE D A,  THOMPSON D R;  US5224350-A   ADVANCED EXTRACTION TECHNOLOGIES (ADEX-Non-standard)   MEHRA Y R;  US5451248-A   BOC GROUP PLC (BRTO)   SADKOWSKI P,  GARRETT M E,  LACAVA A I,  LEMCOFF N,  PSARAS D,  HAYASHI S;  US5529607-A   ;  US5632803-A   NITROTEC CORP (NITR-Non-standard)   STONER G,  REINHOLD H E,  DAMICO J S,  KNAEBEL K S;  EP982273-A2   BOC GROUP INC (BRTO)   JI W,  SHIRLEY A A,  MEAHGER R;  EP820963-B1   ;  EP601601-B2   PRAXAIR TECHNOLOGY INC (PRAX)   SCHULTE T R;  GB2227685-A   ;  JP09047624-A   ;  US4238204-A   MONSANTO CO (MONS)   PERRY E;  US5004482-A   ;  US5077029-A   ;  US5354547-A   AIR PROD & CHEM INC (AIRP)   RAO M B,  SIRCAR S,  ABRARDO J M,  BAADE W F;  US5377491-A   PRAXAIR TECHNOLOGY INC (PRAX)   SCHULTE T R;  US20020125591-A1   ;  US6517791-B1   PRAXAIR TECHNOLOGY INC (PRAX)   JAYNES S E;  WO2003011431-A1   PRAXAIR TECHNOLOGY INC (PRAX)   BAKSH M S A,  JAYNES S E,  NEU B T,  SMOLAREK J,  EMLEY M T;  EP1412057-B1 -- EP601601-A1   PRAXAIR TECHNOLOGY INC (PRAX)   SCHULTE T R;  EP820963-A1   ;  EP982273-A2   BOC GROUP INC (BRTO)   JI W,  SHIRLEY A A,  MEAHGER R;  GB2227685-A   ;  JP09047624-A   ;  US4717407-A   AIR PROD & CHEM INC (AIRP)   CHOE J S,  AGRAWAL R,  AUVIL S R;  US5207806-A   PRAXAIR TECHNOLOGY INC (PRAX)   LAGREE D A,  THOMPSON D R;  US5451248-A   BOC GROUP PLC (BRTO)   SADKOWSKI P,  GARRETT M E,  LACAVA A I,  LEMCOFF N,  PSARAS D,  HAYASHI S;  US5529607-A   ;  WO2003011431-A1   PRAXAIR TECHNOLOGY INC (PRAX)   BAKSH M S A,  JAYNES S E,  NEU B T,  SMOLAREK J,  EMLEY M T;  KR887850-B1 -- EP60160-B   CEM CIE ELECTRO MECANIQUE SA (ELMQ);  LESER J F (LESE-Individual)   LESER J F;  KR168460-B1   PRAXAIR TECHNOLOGY INC (PRAX)   SCHULTE T R;  US5207806-A   PRAXAIR TECHNOLOGY INC (PRAX)   LAGREE D A,  THOMPSON D R;  US5451248-A   BOC GROUP PLC (BRTO)   SADKOWSKI P,  GARRETT M E,  LACAVA A I,  LEMCOFF N,  PSARAS D,  HAYASHI S