;  WO2006075203-A1 -- US3822202-A   DU PONT DE NEMOURS & CO E I (DUPO);  US5618332-A   AIR LIQUIDE SA (AIRL)   EKINER O M,  FLEMING G K;  US20040107830-A1   ;  US6180008-B1   GRACE & CO-CONN W R (GRAC)   WHITE L S;  US7393383-B2 -- US3822202-A   DU PONT DE NEMOURS & CO E I (DUPO);  US3899309-A   DU PONT DE NEMOURS & CO E I (DUPO);  US4080744-A   ;  US4120098-A   ;  US4532041-A   EXXON RES & ENG CO (ESSO);  IMPERIAL OIL LTD (IMOI)   SHUEY H F,  WAN W;  US4571444-A   EXXON RES & ENG CO (ESSO);  IMPERIAL OIL LTD (IMOI)   BLACK L E,  BOUCHER H A;  US4606903-A   EXXON RES & ENG CO (ESSO);  IMPERIAL OIL LTD (IMOI)   BLACK L E,  HAFEZ M M;  US4705540-A   DU PONT DE NEMOURS & CO E I (DUPO)   HAYES R A;  US4717393-A   DU PONT DE NEMOURS & CO E I (DUPO);  AIR LIQUIDE CANADA LTEE (AIRL)   HAYES R A;  US4836927-A   ;  US4880442-A   DU PONT DE NEMOURS & CO E I (DUPO);  AIR LIQUIDE CANADA LTEE (AIRL)   HAYES R A;  US5015270-A   DU PONT DE NEMOURS & CO E I (DUPO);  EKINER O M (EKIN-Individual)   EKINER O M,  HAYES R A;  US5055116-A   HOECHST CELANESE CORP (FARH)   KOHN R S,  COLEMAN M R,  CHUNG T S;  US5085676-A   DU PONT DE NEMOURS & CO E I (DUPO)   EKINER O M,  HAYES R A,  MANOS P;  US5133867-A   EXXON RES & ENG CO (ESSO)   LAFRENIERE L Y;  US5232472-A   DU PONT DE NEMOURS & CO E I (DUPO);  AIR LIQUIDE (AIRL)   SIMMONS J W,  EKINER O M;  US5248319-A   DU PONT DE NEMOURS & CO E I (DUPO)   EKINER O M,  SIMMONS J W;  US5266100-A   ;  US5310415-A   DU PONT DE NEMOURS & CO E I (DUPO);  AIR LIQUIDE SA (AIRL)   SIMMONS J W,  EKINER O M;  US5605627-A   MINNTECH CORP (MINN-Non-standard)   CARLSEN D B,  ANDRUS R G,  HALL R T;  US5618332-A   AIR LIQUIDE SA (AIRL)   EKINER O M,  FLEMING G K;  US5635067-A   PRAXAIR TECHNOLOGY INC (PRAX)   MACHERAS J T;  US5683584-A   MINNTECH CORP (MINN-Non-standard)   ANDRUS R G,  HALL R T,  WENTHOLD R M,  COSENTINO L C;  US5762798-A   MINNTECH CORP (MINN-Non-standard)   ANDRUS R G,  HALL R T,  WENTHOLD R M,  COSENTINO L C;  US20040107830-A1   ;  US6179900-B1   GKSS FORSCHUNGSZENTRUM GEESTHACHT GMBH (KNVS);  PETROBRAS PETROLEO BRASIL SA (PETB)   BEHLING R,  PEINEMANN K,  DA SILVA L B;  US6180008-B1   GRACE & CO-CONN W R (GRAC)   WHITE L S;  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;  US7011694-B1   UNIV KENTUCKY RES FOUND (KENT)   HO W S W;  US6464755-B2   UBE IND LTD (UBEI)   NAKANISHI S,  YOSHINAGA T,  ITO K,  KUSUKI Y;  US7018445-B2   SIMMONS J W (SIMM-Individual);  EKINER O M (EKIN-Individual)   SIMMONS J W,  EKINER O M