;  WO2006023142-A1 -- GB1596959-A   VEB LEUNA-WERK W ULBRICH (VELW);  GRASSHOF E (GRAS-Individual)   GRASSHOFF E,  HEILMANN A,  MEYE H;  US4126645-A   IMPERIAL CHEM IND LTD (ICIL);  US4329530-A   IMPERIAL CHEM IND LTD (ICIL)   IRVINE E A,  LAMBERT P J,  TWIGG M V;  US4404124-A   PHILLIPS PETROLEUM CO (PHIP)   JOHNSON M M,  WALKER D W,  NOWACK G P;  US5648576-A   INST FRANCAIS DU PETROLE (INSF)   NGUYEN THANH C,  DIDILLON B,  SARRAZIN P,  CAMERON C;  WO2002078839-A1   ;  WO2004074220-A1   CHEVRON PHILLIPS CHEM CO LP (CPCH)   BERGMEISTER J J,  CHEUNG T P,  DELZER G A;  EP1773487-A1 -- EP1773739-B1   GARTSIDE R J (GART-Individual);  SKOURLIS T (SKOU-Individual)   GARTSIDE R J,  SKOURLIS T;  US7521393-B2 -- CN1299858-A   LANZHOU PETRO-CHEM BRANCH CHINA PETROLEU (LANZ-Non-standard)   WANG E,  ZHANG D,  DONG W;  EP839573-A1   PHILLIPS PETROLEUM CO (PHIP)   CHEUNG T P,  SASAKI K J,  JOHNSON M M,  BROWN S H;  GB802100-A   ;  GB1596959-A   VEB LEUNA-WERK W ULBRICH (VELW);  GRASSHOF E (GRAS-Individual)   GRASSHOFF E,  HEILMANN A,  MEYE H;  US2359759-A   ;  US2802889-A   ;  US2927141-A   ;  US3651167-A   UNIVERSAL OIL PROD CO (UNVO);  US3726936-A   ;  US4126645-A   IMPERIAL CHEM IND LTD (ICIL);  US4329530-A   IMPERIAL CHEM IND LTD (ICIL)   IRVINE E A,  LAMBERT P J,  TWIGG M V;  US4390456-A   GRACE & CO W R (GRAC)   SANCHEZ M G,  ERNEST M V,  LAINE N R;  US4404124-A   PHILLIPS PETROLEUM CO (PHIP)   JOHNSON M M,  WALKER D W,  NOWACK G P;  US4409410-A   INST FRANCAIS DU PETROLE (INSF)   COSYNS J,  DURAND D;  US4484015-A   PHILLIPS PETROLEUM CO (PHIP)   JOHNSON M M,  WALKER D W,  NOWACK G P;  US4533779-A   PRO-CATALYSE (SFPC);  INST FRANCAIS DU PETROLE (INSF)   BOITIAUX J P,  COSYNS J;  US4547600-A   SOC FR PROD CATALYSE (SFPC)   COSYNS J,  BOITIAUX J P;  US4551443-A   SHELL OIL C (SHEL)   HUDSON H C;  US4906602-A   SUD-CHEMIE AG (SUDC)   SCHNEIDER M,  KOCHLOEFL K,  LADEBECK J,  MALETZ G;  US4956329-A   ;  US5059732-A   INST FRANCAIS DU PETROLE (INSF)   COSYNS J,  BOITIAUX J P;  US5266548-A   NORTON CHEM PROCESS PROD CORP (NORT)   GERDES W H,  SHERMAN D C,  KORADIA P B,  DODDATO C M;  US5364998-A   INST FRANCAIS DU PETROLE (INSF)   SARRAZIN P,  BOITIAUX J;  US5475173-A   PHILLIPS PETROLEUM CO (PHIP)   JOHNSON M M,  CHEUNG T P;  US5488024-A   PHILLIPS PETROLEUM CO (PHIP)   CHEUNG T P,  JOHNSON M M,  BROWN S H,  ZISMAN S A,  KIMBLE J B;  US5489565-A   PHILLIPS PETROLEUM CO (PHIP)   JOHNSON M M,  CHEUNG T P;  US5510550-A   PHILLIPS PETROLEUM CO (PHIP)   CHEUNG T P,  JOHNSON M M,  BROWN S H,  ZISMAN S A,  KIMBLE J B;  US5587348-A   PHILLIPS PETROLEUM CO (PHIP)   ZISMAN S A,  KIMBLE J B,  BROWN S H;  US5648576-A   INST FRANCAIS DU PETROLE (INSF)   NGUYEN THANH C,  DIDILLON B,  SARRAZIN P,  CAMERON C;  US5739075-A   SHELL INT RES MIJ BV (SHEL);  SHELL CANADA LTD (SHEL)   MATUSZ M;  US5889187-A   INST FRANCAIS DU PETROLE (INSF)   NGUYEN THANH C,  DIDILLON B,  SARRAZIN P,  CAMERON C;  US5958824-A   SCI DESIGN CO INC (SCDE-Non-standard)   RIZKALLA N,  KLEIN R,  MILNE S;  US6054409-A   INST FRANCAIS DU PETROLE (INSF)   DIDILLON B,  NGUYEN T,  SARRAZIN P,  CAMERON C;  US6084140-A   NISSAN GIRDLER CATALYST CO LTD (NISS-Non-standard)   KITAMURA T,  TAKEUCHI K,  YAZAKI J,  SATOU Y,  SUGETA M;  US20020035033-A1   ;  US20020165092-A1   ;  US20030171629-A1   ;  US20040049061-A1   ;  US6184175-B1   SCI DESIGN CO INC (SCDE-Non-standard)   RIZKALLA N;  US6204218-B1   BASF AG (BADI)   FLICK K,  MEISSNER R,  HEFNER W,  FESER R,  KUNZ F;  US6278033-B1   BASF AG (BADI)   FLICK K,  MEISSNER R,  HEFNER W,  FESER R,  KUNZ F;  US6417135-B1   HUNTSMAN PETROCHEMICAL CORP (HUTM)   DYROFF D R;  US6509292-B1   SUD-CHEMIE INC (SUDC)   BLANKENSHIP S A,  VOIGHT R W,  PERKINS J A,  FRIED J E;  US6734130-B2   CHEUNG T P (CHEU-Individual);  BERGMEISTER J J (BERG-Individual);  JOHNSON M M (JOHN-Individual)   CHEUNG T P,  BERGMEISTER J J,  JOHNSON M M;  US6797669-B2   ZHANG Q (ZHAN-Individual);  ZHANG H (ZHAN-Individual)   ZHANG Q,  ZHANG H;  US6987080-B2   SCI DESIGN CO INC (SCDE-Non-standard)   SCHMITZ A;  US7301062-B2   GARTSIDE R J (GART-Individual);  SKOURLIS T (SKOU-Individual)   GARTSIDE R J,  SKOURLIS T;  WO2004074220-A1   CHEVRON PHILLIPS CHEM CO LP (CPCH)   BERGMEISTER J J,  CHEUNG T P,  DELZER G A;  EP1773487-B1 -- EP1773739-B1   GARTSIDE R J (GART-Individual);  SKOURLIS T (SKOU-Individual)   GARTSIDE R J,  SKOURLIS T;  GB1596959-A   VEB LEUNA-WERK W ULBRICH (VELW);  GRASSHOF E (GRAS-Individual)   GRASSHOFF E,  HEILMANN A,  MEYE H;  US4126645-A   IMPERIAL CHEM IND LTD (ICIL);  US4329530-A   IMPERIAL CHEM IND LTD (ICIL)   IRVINE E A,  LAMBERT P J,  TWIGG M V;  US4404124-A   PHILLIPS PETROLEUM CO (PHIP)   JOHNSON M M,  WALKER D W,  NOWACK G P;  US5648576-A   INST FRANCAIS DU PETROLE (INSF)   NGUYEN THANH C,  DIDILLON B,  SARRAZIN P,  CAMERON C;  WO2002078839-A1   ;  WO2004074220-A1   CHEVRON PHILLIPS CHEM CO LP (CPCH)   BERGMEISTER J J,  CHEUNG T P,  DELZER G A