US4988583-A -- US4197178-A   ORONZIO DE NORA IMPIANTI ELETR (ORON);  US4210512-A   GENERAL ELECTRIC CO (GENE)   LAWRANCE R J,  RUSSELL J H;  US4214969-A   GENERAL ELECTRIC CO (GENE);  UNITED TECHNOLOGIES CORP (UNAC)   LAWRANCE R J;  US4324844-A   WESTINGHOUSE ELECTRIC CORP (WESE)   KOTHMANN R E;  US4339322-A   GENERAL ELECTRIC CO (GENE)   BALKO E N,  LAWRANCE R J;  US4571288-A   ;  US4572876-A   WESTINGHOUSE ELECTRIC CORP (WESE)   SPURRIER F R;  US4608144-A   IMPERIAL CHEM IND PLC (ICIL)   DARWENT B J;  US4631239-A   WESTINGHOUSE ELECTRIC CORP (WESE)   SPURRIER F R,  PIERCE B L,  WRIGHT M K;  US4684582-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   GRANATA S J,  WOODLE B M;  US4686159-A   MITSUBISHI DENKI KK (MITQ)   MIYOSHI H;  US4696870-A   TOYOTA JIDOSHA KK (TOYT)   SASAKI T,  SATO K,  OHKAWA M,  SUZUKI Y,  KUBOTA M,  NAKAO H,  TANGE K;  US4824740-A   INT FUEL CELLS CORP (ITFU)   ABRAMS M L,  DAQUILA D L,  SCHEFFLER G W;  EP415733-A -- DE1814702-A1   ;  EP39237-A   WESTINGHOUSE ELECTRIC CORP (WESE)   KOTHMANN R E;  EP231576-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   GRANATA S J,  WOODLE B M;  EP39237-B   WESTINGHOUSE ELECTRIC CORP (WESE)   KOTHMANN R E;  EP231576-B   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   GRANATA S J,  WOODLE B M;  FR1285926-A   ;  FR2398392-A   ENGELHARD MINERALS CORP (ENGH)   ADLHART O J;  GB2039954-A   GENERAL ELECTRIC CO (GENE);  UNITED TECHNOLOGIES CORP (UNAC)   LAWRANCE R J;  GB2039954-B   GENERAL ELECTRIC CO (GENE);  UNITED TECHNOLOGIES CORP (UNAC)   LAWRANCE R J;  JP59146168-A   MITSUBISHI ELECTRIC CORP (MITQ)   MITSUTA K;  US4855193-A   UNITED TECHNOLOGIES CORP (UNAC)   MCELROY J F;  AU633348-B -- DE1814702-A1   ;  EP231576-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   GRANATA S J,  WOODLE B M;  EP415733-B1 -- DE1814702-A   ;  EP39237-A   WESTINGHOUSE ELECTRIC CORP (WESE)   KOTHMANN R E;  EP231576-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   GRANATA S J,  WOODLE B M;  FR1285926-A   ;  FR2398392-A   ENGELHARD MINERALS CORP (ENGH)   ADLHART O J;  GB2039954-A   GENERAL ELECTRIC CO (GENE);  UNITED TECHNOLOGIES CORP (UNAC)   LAWRANCE R J;  US4855193-A   UNITED TECHNOLOGIES CORP (UNAC)   MCELROY J F;  JP2711018-B2 -- JP58161270-A   ;  JP59154771-A   ;  JP60109180-A   SANYO ELECTRIC CO (SAOL)   KUMETA M,  MATSUOKA K,  SAWADA Y;  JP62040168-A   MITSUBISHI DENKI KK (MITQ)   MIYOSHI H;  JP62040169-A   ;  JP62232864-A   ;  JP58096670-B   ;  JP61199870-B   ;  US4339322-A   GENERAL ELECTRIC CO (GENE)   BALKO E N,  LAWRANCE R J