EP1215459-A2 -- EP377949-A   PRO-QUIP CORP (PROQ-Non-standard)   BUCK L L,  KEY R D;  EP624562-A1   STONE & WEBSTER ENG CORP (STWE)   MCCUE R H,  HICKS E B;  EP675094-A2   ;  US4167402-A   UNION CARBIDE CORP (UNIC)   DAVIS J S;  US5689032-A   KRAUSE/PASADYN PARTNERSHIP (KRAU-Non-standard)   KRAUSE W A,  PASADYN R C;  US5884504-A   ;  FR2817767-A1 -- EP377949-A   PRO-QUIP CORP (PROQ-Non-standard)   BUCK L L,  KEY R D;  EP624562-A1   STONE & WEBSTER ENG CORP (STWE)   MCCUE R H,  HICKS E B;  EP675094-A2   ;  US4167402-A   UNION CARBIDE CORP (UNIC)   DAVIS J S;  US5689032-A   KRAUSE/PASADYN PARTNERSHIP (KRAU-Non-standard)   KRAUSE W A,  PASADYN R C;  US5884504-A   ;  US6578378-B2 -- EP377949-A   PRO-QUIP CORP (PROQ-Non-standard)   BUCK L L,  KEY R D;  EP624562-A1   STONE & WEBSTER ENG CORP (STWE)   MCCUE R H,  HICKS E B;  EP675094-A2   ;  US4167402-A   UNION CARBIDE CORP (UNIC)   DAVIS J S;  US5253479-A   TPL SPA (TPLT-Non-standard)   DICINTIO R,  PICCIOTTI M,  KAISER V,  POCINI C A;  US5452581-A   RASTOGI A (RAST-Individual);  DINH C X (DINH-Individual);  PETTERSON W C (PETT-Individual);  VERMA V K (VERM-Individual)   VERMA V K,  PETTERSON W C,  DINH C X,  RASTOGI A;  US5678424-A   ;  US5689032-A   KRAUSE/PASADYN PARTNERSHIP (KRAU-Non-standard)   KRAUSE W A,  PASADYN R C;  US5884504-A   ;  EP1215459-B1 -- EP377949-A   PRO-QUIP CORP (PROQ-Non-standard)   BUCK L L,  KEY R D;  EP624562-A1   STONE & WEBSTER ENG CORP (STWE)   MCCUE R H,  HICKS E B;  EP675094-A2   ;  US4167402-A   UNION CARBIDE CORP (UNIC)   DAVIS J S;  US5689032-A   KRAUSE/PASADYN PARTNERSHIP (KRAU-Non-standard)   KRAUSE W A,  PASADYN R C;  US5884504-A   ;  US40124-E -- EP377949-A   PRO-QUIP CORP (PROQ-Non-standard)   BUCK L L,  KEY R D;  EP624562-A1   STONE & WEBSTER ENG CORP (STWE)   MCCUE R H,  HICKS E B;  EP675094-A2   ;  US4167402-A   UNION CARBIDE CORP (UNIC)   DAVIS J S;  US5253479-A   TPL SPA (TPLT-Non-standard)   DICINTIO R,  PICCIOTTI M,  KAISER V,  POCINI C A;  US5452581-A   RASTOGI A (RAST-Individual);  DINH C X (DINH-Individual);  PETTERSON W C (PETT-Individual);  VERMA V K (VERM-Individual)   VERMA V K,  PETTERSON W C,  DINH C X,  RASTOGI A;  US5678424-A   ;  US5689032-A   KRAUSE/PASADYN PARTNERSHIP (KRAU-Non-standard)   KRAUSE W A,  PASADYN R C;  US5884504-A