US2006169639-A1 -- US4978439-A   IMPERIAL CHEM IND PLC (ICIL)   CARNELL P J H,  DENNY P J;  US5256296-A   MEMBRANE TECHNOLOGY & RES (MEMB-Non-standard)   BAKER R W,  WIJMANS J G;  US20020139713-A1   ;  US20030010205-A1   ;  US20050067323-A1   ;  US6187987-B1   MOBIL OIL CORP (MOBI);  GRACE & CO-CONN W R (GRAC)   CHIN A A,  KNICKERBOCKER B M,  WALDRON T R,  TREWELLA J C,  WHITE L S;  US6197091-B1   BOC GROUP INC (BRTO)   JI W,  FERRELL R J,  SADKOWSKI P J;  US6649061-B2   EXXONMOBIL RES & ENG CO (ESSO)   MINHAS B S,  CHUBA M R,  SAXTON R J;  US6702945-B2   EXXONMOBIL RES & ENG CO (ESSO)   SAXTON R J,  MINHAS B S;  US6755975-B2   MEMBRANE TECHNOLOGY & RES INC (MEMB-Non-standard);  US ENVIRONMENTAL PROTECTION AGENCY (USSI)   VANE L M,  MAIRAL A P,  NG A,  ALVAREZ F R,  BAKER R W;  US6896896-B2   UNITIKA LTD (NIRA)   MIYANISHI K,  ONO T,  NAWA K,  HAYASHI M,  MUKAI K;  US6899743-B2   MEMBRANE TECHNOLOGY & RES INC (MEMB-Non-standard)   WIJMANS J G,  BAKER R W,  MAIRAL A P;  US7018527-B2   GRACE & CO-CONN W R (GRAC)   WHITE L S,  WORMSBECHER R F,  LESEMANN M;  US7041212-B2   GRACE & CO-CONN W R (GRAC)   WHITE L S,  WORMSBECHER R F,  LESEMANN M;  US7048846-B2   GRACE & CO-CONN W R (GRAC)   WHITE L S,  WORMSBECHER R F,  LESEMANN M;  WO2006084002-A2 -- US20030233934-A1   ;  WO2006084002-A3 -- US5392390-A   INTELLILINK CORP (INTE-Non-standard)   CROZIER K;  US5884310-A   ELECTRONIC DATA SYSTEMS CORP (HEWP)   HOYT R A,  OWENS G M,  LEWIS G R,  BRICHTA H B,  KNESEK M D;  US6141663-A   UNIMAX SYSTEMS CORP (UNIM-Non-standard)   HUNKINS A D,  STROMQUIST B R;  US7452404-B2 -- US4978439-A   IMPERIAL CHEM IND PLC (ICIL)   CARNELL P J H,  DENNY P J;  US5256296-A   MEMBRANE TECHNOLOGY & RES (MEMB-Non-standard)   BAKER R W,  WIJMANS J G;  US20020139713-A1   ;  US20030010205-A1   ;  US20050067323-A1   ;  US6187987-B1   MOBIL OIL CORP (MOBI);  GRACE & CO-CONN W R (GRAC)   CHIN A A,  KNICKERBOCKER B M,  WALDRON T R,  TREWELLA J C,  WHITE L S;  US6197091-B1   BOC GROUP INC (BRTO)   JI W,  FERRELL R J,  SADKOWSKI P J;  US6649061-B2   EXXONMOBIL RES & ENG CO (ESSO)   MINHAS B S,  CHUBA M R,  SAXTON R J;  US6702945-B2   EXXONMOBIL RES & ENG CO (ESSO)   SAXTON R J,  MINHAS B S;  US6755975-B2   MEMBRANE TECHNOLOGY & RES INC (MEMB-Non-standard);  US ENVIRONMENTAL PROTECTION AGENCY (USSI)   VANE L M,  MAIRAL A P,  NG A,  ALVAREZ F R,  BAKER R W;  US6896796-B2   GRACE & CO-CONN W R (GRAC)   WHITE L S,  WORMSBECHER R F,  LESEMANN M;  US6899743-B2   MEMBRANE TECHNOLOGY & RES INC (MEMB-Non-standard)   WIJMANS J G,  BAKER R W,  MAIRAL A P;  US7018527-B2   GRACE & CO-CONN W R (GRAC)   WHITE L S,  WORMSBECHER R F,  LESEMANN M;  US7041212-B2   GRACE & CO-CONN W R (GRAC)   WHITE L S,  WORMSBECHER R F,  LESEMANN M;  US7048846-B2   GRACE & CO-CONN W R (GRAC)   WHITE L S,  WORMSBECHER R F,  LESEMANN M