US2005220695-A1 -- US2843509-A   ;  US3931045-A   PHILLIPS PETROLEUM CO (PHIP)   RUSH E E;  US4132065-A   TEXACO INC (TEXC)   MCGANN R;  US5032568-A   MINNESOTA UNIVERSITY (MINU)   LAU Y C,  PFENDER E;  US5431855-A   ISIS INNOVATION LTD (UYOX)   GREEN M L H,  CHEETHAM A K,  VERNON P D F,  ASHCROFT A T;  US5609921-A   UNIV SHERBROOKE (UYSH)   GITZHOFER F,  BOUYER E,  BOULOS M I;  US5829139-A   PALL CORP (PALL)   MURPHY W L,  WILSON B A;  US5928805-A   SIEMENS WESTINGHOUSE POWER CORP (SIEI)   SINGH P,  GEORGE R A;  US20070253886-A1   ;  US6669744-B2   AIR PROD & CHEM INC (AIRP);  MID-AMERICA COMMERCIALIZATION CORP (MIDA-Non-standard)   ALLAM R J,  COTTON R J;  US6852668-B2   DE LASA H I (DLAS-Individual);  EI SOLH T (EISO-Individual);  JAROSCH K (JARO-Individual)   DE LASA H I,  EI SOLH T,  JAROSCH K;  US7025903-B2   GRIEVE M J (GRIE-Individual);  KAMMERER J T (KAMM-Individual);  WEISS A M (WEIS-Individual);  SCHUMANN D R (SCHU-Individual)   GRIEVE M J,  KAMMERER J T,  WEISS A M,  SCHUMANN D R;  US7794690-B2 -- US2843509-A   ;  US3931045-A   PHILLIPS PETROLEUM CO (PHIP)   RUSH E E;  US4132065-A   TEXACO INC (TEXC)   MCGANN R;  US5032568-A   MINNESOTA UNIVERSITY (MINU)   LAU Y C,  PFENDER E;  US5431855-A   ISIS INNOVATION LTD (UYOX)   GREEN M L H,  CHEETHAM A K,  VERNON P D F,  ASHCROFT A T;  US5609921-A   UNIV SHERBROOKE (UYSH)   GITZHOFER F,  BOUYER E,  BOULOS M I;  US5829139-A   PALL CORP (PALL)   MURPHY W L,  WILSON B A;  US5928805-A   SIEMENS WESTINGHOUSE POWER CORP (SIEI)   SINGH P,  GEORGE R A;  US20050054738-A1   ;  US20050220695-A1   ;  US20070253886-A1   ;  US6669744-B2   AIR PROD & CHEM INC (AIRP);  MID-AMERICA COMMERCIALIZATION CORP (MIDA-Non-standard)   ALLAM R J,  COTTON R J;  US6852668-B2   DE LASA H I (DLAS-Individual);  EI SOLH T (EISO-Individual);  JAROSCH K (JARO-Individual)   DE LASA H I,  EI SOLH T,  JAROSCH K;  US7025903-B2   GRIEVE M J (GRIE-Individual);  KAMMERER J T (KAMM-Individual);  WEISS A M (WEIS-Individual);  SCHUMANN D R (SCHU-Individual)   GRIEVE M J,  KAMMERER J T,  WEISS A M,  SCHUMANN D R;  WO2000009441-A2