WO200054879-A1 -- JP2000119004-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  HONDA K,  TAGUCHI K,  TOMIZAWA T,  KITAGAWA K,  SHONO T;  JP3215680-B1 -- JP08217406-A   ;  JP50084490-A   EXXON RES & ENG CO (ESSO);  EP1161991-A1 -- EP361648-A   IMPERIAL CHEM IND PLC (ICIL)   LYWOOD W J,  TWIGG M V;  EP985635-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  HONDA K,  TAGUCHI K,  TOMIZAWA T,  KITAGAWA K,  SHONO T;  EP861802-A2   MITSUBISHI DENKI KK (MITQ);  ENG ADVANCEMENT ASSOC JAPAN (ENGA-Non-standard)   GONJO Y,  SUGIMOTO T,  SATOH M;  EP361648-B1   IMPERIAL CHEM IND PLC (ICIL)   LYWOOD W J,  TWIGG M V;  EP861802-B1   MITSUBISHI DENKI KK (MITQ);  ENG ADVANCEMENT ASSOC JAPAN (ENGA-Non-standard)   GONJO Y,  SUGIMOTO T,  SATOH M;  EP985635-B1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  HONDA K,  TAGUCHI K,  TOMIZAWA T,  KITAGAWA K,  SHONO T;  US3755556-A   ESSO RES & ENG CO (ESSO);  US4708946-A   NIPPON SHOKUBAI KAGAKU KOGYO CO LTD (JAPC)   OHATA T,  TERUI S,  SHIRAISHI E;  US5271916-A   GENERAL MOTORS CORP (GENK)   GUANTE J,  VANDERBORGH N E,  NGUYEN T V;  WO1997000305-A1   ;  WO1999015460-A1   ;  US6777117-B1 -- US2848377-A   ;  US3415737-A   ;  US5030440-A   IMPERIAL CHEM IND PLC (ICIL)   LYWOOD W J,  TWIGG M V;  US5759950-A   CHINA PETROCHEMICAL CORP (SNPC);  SINOPEC RES INST PETROLEUM PROCESSING (SNPC)   GUI S,  HAO Y,  ZHOU L,  JING Z,  QIAO Y,  GU H,  LI Y,  CHENG B,  WANG J;  US5962366-A   AKZO NOBEL NV (ALKU)   ZHANG Z;  US6069288-A   EXXON CHEM PATENTS INC (ESSO)   VAUGHN S N,  OU J D,  DANIEL L G;  US6177381-B1   UOP LLC (UNVO)   JENSEN R H,  BRICKER J C,  CHEN Q,  TATSUSHIMA M,  KIKUCHI K,  TAKAYAMA M,  HARA K,  TSUNOKUMA I,  SERIZAWA H;  US6375924-B1   UOP LLC (UNVO)   TOWLER G P,  VANDEN BUSSCHE K M;  CA911135-A   ESSO RES & ENG CO (ESSO);  CA911136-A   ESSO RES & ENG CO (ESSO);  CN1121701-A   MANNESMANN AG (MANS);  KTI GROUP (KTIK-Non-standard)   SESHAN K,  ROSS J R H,  MERCERA P D L,  XUE E;  DE2057839-A   ENGELHARD MINERALS CORP (ENGH);  EP361648-A   IMPERIAL CHEM IND PLC (ICIL)   LYWOOD W J,  TWIGG M V;  EP833402-A1   ;  EP985635-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  HONDA K,  TAGUCHI K,  TOMIZAWA T,  KITAGAWA K,  SHONO T;  EP1046612-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K;  EP861802-A2   MITSUBISHI DENKI KK (MITQ);  ENG ADVANCEMENT ASSOC JAPAN (ENGA-Non-standard)   GONJO Y,  SUGIMOTO T,  SATOH M;  GB1332349-A   ENGELHARD MINERALS CORP (ENGH);  GB1491499-A   EXXON RES & ENG CO (ESSO);  JP50084490-A   EXXON RES & ENG CO (ESSO);  JP2000119004-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  HONDA K,  TAGUCHI K,  TOMIZAWA T,  KITAGAWA K,  SHONO T;  JP2000302410-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   TAGUCHI K,  TOMIZAWA T,  UKAI K,  SHONO T,  KITAGAWA K;  KR98024098-A   NIPPON KODOSHI CORP (NIKO-Non-standard)   KUBO Y,  YAMANOUE M,  MIZOBUCHI A;  US3755556-A   ESSO RES & ENG CO (ESSO);  US4708946-A   NIPPON SHOKUBAI KAGAKU KOGYO CO LTD (JAPC)   OHATA T,  TERUI S,  SHIRAISHI E;  US5271916-A   GENERAL MOTORS CORP (GENK)   GUANTE J,  VANDERBORGH N E,  NGUYEN T V;  US5702838-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   YASUMOTO E,  HATOH K,  GAMOU T;  US5989457-A   MANNESMANN AG (MANS);  KTI GROUP (KTIK-Non-standard)   SESHAN K,  ROSS J R H,  MERCERA P D L,  XUE E;  US6007700-A   INST FRANCAIS DU PETROLE (INSF)   ALARIO F,  DEVES J,  EUZEN P;  WO1997000305-A1   ;  WO1999015460-A1   ;  US2005031920-A1 -- US5962366-A   AKZO NOBEL NV (ALKU)   ZHANG Z;  US6069288-A   EXXON CHEM PATENTS INC (ESSO)   VAUGHN S N,  OU J D,  DANIEL L G;  US6177381-B1   UOP LLC (UNVO)   JENSEN R H,  BRICKER J C,  CHEN Q,  TATSUSHIMA M,  KIKUCHI K,  TAKAYAMA M,  HARA K,  TSUNOKUMA I,  SERIZAWA H;  US6468480-B1   LITTLE INC ARTHUR D (LITT)   CLAWSON L G;  US6777117-B1   MATSUSHITA ELECTRIC WORKS LTD (MATW)   IGARASHI A,  HIGASHI H,  MIZOBUCHI M,  HASHIMOTO N,  KINUGAWA K;  EP1161991-B1 -- EP361648-A   IMPERIAL CHEM IND PLC (ICIL)   LYWOOD W J,  TWIGG M V;  EP985635-A1   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  HONDA K,  TAGUCHI K,  TOMIZAWA T,  KITAGAWA K,  SHONO T;  EP861802-A2   MITSUBISHI DENKI KK (MITQ);  ENG ADVANCEMENT ASSOC JAPAN (ENGA-Non-standard)   GONJO Y,  SUGIMOTO T,  SATOH M;  JP2000119004-A   MATSUSHITA ELECTRIC IND CO LTD (MATU)   UKAI K,  HONDA K,  TAGUCHI K,  TOMIZAWA T,  KITAGAWA K,  SHONO T;  US3755556-A   ESSO RES & ENG CO (ESSO);  US4708946-A   NIPPON SHOKUBAI KAGAKU KOGYO CO LTD (JAPC)   OHATA T,  TERUI S,  SHIRAISHI E;  US5271916-A   GENERAL MOTORS CORP (GENK)   GUANTE J,  VANDERBORGH N E,  NGUYEN T V;  WO1997000305-A1   ;  WO1999015460-A1