WO9220617-A1 -- EP349011-A   STONE & WEBSTER ENG CORP (STWE)   KARAFIAN M,  TSANG I C;  EP430184-A   ISHIKAWAJIMA HARIMA JUKOGYO KK (ISHI)   MORISHIMA S,  CHIDIIWA S;  JP63291802-A   HITACHI LTD (HITA)   NAGANUMA Y,  SHIMADA K,  YAMADA R;  SE453365-B   ;  WO1990012985-A   ;  US5209906-A -- US1691903-A   ;  US2127561-A   ;  US4430304-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   SPURRIER F R,  DEZUBAY E A,  MURRAY A P,  VIDT E J;  US4504447-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   SPURRIER F R,  DEZUBAY E A,  MURRAY A P,  VIDT E J;  US4540045-A   STAINLESS EQUIPMENT (STAI-Non-standard);  MOLITOR V D (MOLI-Individual)   MOLITOR V D;  US4619317-A   HOECHST AG (FARH)   DISSELBECK D,  VOLLRATH H P;  US4659634-A   STRUTHERS R C (STRU-Individual)   STRUTHERS R C;  US4692322-A   METALLGESELLSCHAFT AG (METG)   MOLLER F W,  BOLL W,  MARSCHNER F,  MULLER W D;  US4729931-A   WESTINGHOUSE ELECTRIC CORP (WESE)   GRIMBLE R E;  US4737161-A   INT FUEL CELLS CORP (ITFU)   SZYDLOWSKI D F,  SULJAK G T;  US4781241-A   INT FUEL CELLS CORP (ITFU)   MISAGE R,  SCHEFFLER G W,  SETZER H J,  MARGIOTT P R,  PARENTI E K;  US4789540-A   JOHNSON MATTHEY PLC (JOHO)   JENKINS J W;  US4812373-A   WESTINGHOUSE ELECTRIC CORP (WESE)   BRIMBLE R E,  SOMERS E V;  US4840783-A   INST FRANCAIS DU PETROLE (INSF)   VU Q D,  DAVIDSON M,  DURAND D,  COURTY P;  US4865624-A   NIPPON SANSO KK (NIIO)   OKADA H;  US4877693-A   ENERGY RES CORP (ENER-Non-standard)   BAKER B S;  US4933242-A   ISHIKAWAJIMA HARIMA JUKOGYO KK (ISHI)   KOGA M,  WATANABE T,  HIRATA T,  OGOSHI M;  US4946667-A   ENGELHARD MINERALS CORP (ENGH)   BESHTY B S,  WHELAN J A;  AU648893-B -- EP349011-A   STONE & WEBSTER ENG CORP (STWE)   KARAFIAN M,  TSANG I C;  EP430184-A   ISHIKAWAJIMA HARIMA JUKOGYO KK (ISHI)   MORISHIMA S,  CHIDIIWA S;  WO1990012985-A   ;  EP584107-B1 -- EP349011-A   STONE & WEBSTER ENG CORP (STWE)   KARAFIAN M,  TSANG I C;  EP430184-A   ISHIKAWAJIMA HARIMA JUKOGYO KK (ISHI)   MORISHIMA S,  CHIDIIWA S;  JP63291802-A   HITACHI LTD (HITA)   NAGANUMA Y,  SHIMADA K,  YAMADA R;  SE453365-B   ;  WO1990012985-A