;  US6860923-B2 -- EP422559-A   MATSUSHITA ELEC IND CO LTD (MATU)   MORIWAKI Y,  GAMO T,  SHINTANI A,  IWAKI T;  GB2234451-A   ;  US2450289-A   ;  US3108445-A   ;  US4311232-A   ;  US4446111-A   MANNESMANN AG (MANS)   HALENE C,  STRACK K L,  LANGE E,  HENRICHS F J;  US4609038-A   AGENCY OF IND SCI & TECHNOLOGY (AGEN);  KURIMOTO LTD (KURM)   ISIKAWA H,  OGURO K,  SUZUKI H,  KATO A,  OKADA T,  SAKAMOTO S,  NISHIMURA I,  SAKAGUCHI K;  US4819717-A   AGENCY OF IND SCI & TECHNOLOGY (AGEN);  KURIMOTO KK (KURI-Non-standard);  KURIMOTO IRON WORKS KK (KURM)   ISHIKAWA H,  OGURO K,  SUZUKI H I,  KATO A M,  OKADA T,  SAKAMOTO S K,  NISHIMURA I K,  SAKAGUCHI K K;  US4819718-A   AGENCY OF IND SCI & TECHNOLOGY (AGEN);  KURIMOTO KK (KURI-Non-standard);  KURIMOTO IRON WORKS KK (KURM)   ISHIKAWA H,  OGURO K,  SUZUKI H I,  KATO A M,  OKADA T,  SAKAMOTO S K,  NISHIMURA I K,  SAKAGUCHI K K;  US4942019-A   ;  US4964524-A   HWT GES HYDRID WASS (HWTH-Non-standard);  GES HYBRID WASSERST (HYBR-Non-standard)   HALENE C;  US5082048-A   NIPPON STEEL CORP (YAWA);  TOYODA JIDOSHOKKI SEISAKUSHO (TOYX)   IWAKI T,  ITOU K,  MATSUMOTO H,  WATANABE K,  SUZUKI H,  SHIBATA J,  UEMATSU N,  TAKEDA M;  US5092281-A   NIPPON STEEL CORP (YAWA);  TOYODA JIDOSHOKKI SEISAKUSHO (TOYX)   IWAKI T,  ITOU K,  MATSUMOTO H,  WATANABE K,  SUZUKI H,  SHIBATA J,  UEMATSU N,  TAKEDA M;  US5388637-A   CALIFORNIA INST OF TECHN (CALY)   JONES J A,  YAVROUIAN A H;  US5460745-A   US DEPT ENERGY (USAT)   LEE M W;  US20010027724-A1   ;  US20010039803-A1   ;  US20020020292-A1   ;  US20020100369-A1   ;  US20020117123-A1   ;  US20030019765-A1   ;  US20030167923-A1   ;  US20030209147-A1   ;  US20030209148-A1   ;  US20030209149-A1   ;  US6267229-B1   WESTINGHOUSE SAVANNAH RIVER CO (WESE)   HEUNG L K;  US6299670-B1   SAES PURE GAS INC (SAES-Non-standard)   APPLEGARTH C H;  US6733571-B1   SAES PURE GAS INC (SAES-Non-standard)   ARQUIN P J,  LINDAHL N W,  CANAAN M A;  US6616738-B2   JAPAN STEEL WORKS LTD (NIKL)   IWAMOTO T,  MURAI M,  SHIMIZU Y,  NOYA K;  US6626323-B2   STETSON N (STET-Individual);  MARCHIO M (MARC-Individual);  HOLLAND A (HOLL-Individual);  ALPER D (ALPE-Individual);  GORMAN D (GORM-Individual);  YANG J (YANG-Individual)   STETSON N,  MARCHIO M,  HOLLAND A,  ALPER D,  GORMAN D,  YANG J;  US6634321-B2   IMPCO TECHNOLOGIES INC (IMPC-Non-standard)   HUSSAIN S,  SIROSH N