WO2003064037-A1 -- US4188282-A   MOBIL OIL CORP (MOBI)   TABAK S A,  MORRISON R A;  US4231898-A   EXXON RES & ENG CO (ESSO)   CAULDIN C H,  BAIRD W C;  US4292167-A   ;  US4297205-A   STANDARD OIL CO INDIANA (STAD)   MIEVEILLE R L;  US4311582-A   ATLANTIC RICHFIELD CO (ATLF)   JOHNSON M F L,  JAECKER J A;  US4647368-A   ;  US4832824-A   ;  US4935566-A   ;  US4950385-A   ;  US5106803-A   CHEVRON RES CO (CALI)   MOHR D H,  WILSON C P,  BEHAN A S,  CHAING R L,  STANIULIS M T;  US5292427-A   ;  US5856986-A   ;  US6123834-A   ;  US6168775-B1   HYDROCARBON TECHNOLOGIES INC (HYDR-Non-standard)   ZHOU B,  LEE L;  US6746597-B2 -- EP84362-A   ;  US3625879-A   GULF RES & DEV CO (GULF);  US3644200-A   ;  US3686340-A   ;  US3700745-A   ASHLAND OIL INC (ASHL);  US4028274-A   UNITED TECHNOLOGIES CORP (UNAC)   KUNZ H R;  US4053531-A   ;  US4157355-A   UOP INC (UNVO)   ADDISON G E;  US4247730-A   SOC FR PROD CATALYSE (SFPC);  PROCATALYSE (SFPC);  US4476242-A   STANDARD OIL CO INDIANA (STAD)   PUSKAS I,  CEREFICE S A;  US4713363-A   DOW CHEM CO (DOWC)   HUCUL D A;  US5024905-A   NE CHEMCAT CORP (NECH-Non-standard)   ITOH T,  KATOH K;  US5061671-A   BP CHEM LTD (BRPE)   KITSON M,  WILLIAMS P;  US5096866-A   NE CHEMCAT CORP (NECH-Non-standard)   ITOH T,  KATO K;  US5132480-A   FUJI SEKIYU KK (FUJI-Non-standard)   KUBOTA O,  TSUTSUI T,  NAKAMURA T;  US5698488-A   UNITED TECHNOLOGIES CORP (UNAC)   BIRBARA P J,  GENOVESE J E;  US5767036-A   DEGUSSA AG (DEGS)   FREUND A,  LEHMANN T,  STARZ K,  HEINZ G,  SCHWARZ R;  US5961948-A   EKA CHEM AB (EKAA)   WANNGARD J;  US6040490-A   TORAY IND INC (TORA)   ICHIOKA R,  YAMAKAWA S,  OKINO H;  US6069286-A   ;  US6090858-A   GEORGIA TECH RES CORP (GTEK)   EL-SAYED M A;  US6168775-B1   HYDROCARBON TECHNOLOGIES INC (HYDR-Non-standard)   ZHOU B,  LEE L;  US6194338-B1   ELF ATOCHEM SA (AQOR)   ANDOLFATTO F,  MIACHON S;  US6534661-B1   HYDROCARBON TECHNOLOGIES INC (HYDR-Non-standard)   ZHOU B,  RUETER M;  US6518217-B2   CAS CHANGCHUN APPLIED CHEM INST (CAAC)   XING W,  DU R,  LU T;  EP1483050-A1 -- EP355853-A   NE CHEMCAT CORP (NECH-Non-standard)   ITOH T,  KATO K;  EP933129-A1   NISSAN GIRDLER CATALYST CO LTD (NISS-Non-standard)   KITAMURA T,  TAKEUCHI K,  YAZAKI J,  SATOU Y,  SUGETA M;  US6168775-B1   HYDROCARBON TECHNOLOGIES INC (HYDR-Non-standard)   ZHOU B,  LEE L;  WO2003047750-A1   HYDROCARBON TECHNOLOGIES INC (HYDR-Non-standard)   ZHOU B,  RUETER M