US2006009537-A1 -- US4119656-A   UNION CARBIDE CORP (UNIC)   POUTSMA M L,  RABO J A,  RISCH P;  US4289709-A   UNION CARBIDE CORP (UNIC)   KAISER S W;  US4289710-A   UNION CARBIDE CORP (UNIC)   KAISER S W;  US4327190-A   BRITISH PETROLEUM CO LTD (BRPE)   BALL W J,  COTTON L T,  STEWART D G;  US4440668-A   MOBIL OIL CORP (MOBI)   CHANG C D,  PERKINS P D;  US4492772-A   BRITISH PETROLEUM CO PLC (BRPE)   BALL W J,  COTTON L,  STEWART D G;  US4492773-A   BRITISH PETROLEUM CO LTD (BRPE)   BALL W J,  COTTON L,  STEWART D G;  US4552861-A   INST FRANCAIS DU PETROLE (INSF)   COURTY P,  DURAND D,  TRAVERS C,  CHAUMETTE P,  FORESTIERE A;  US4567160-A   BRITISH PETROLEUM CO PLC (BRPE)   NAY B,  STEWART D G;  US4607056-A   TEXACO INC (TEXC)   GRAZIOSO M V,  STORM D A;  US4659742-A   INST FRANCAIS DU PETROLE (INSF)   COURTY P,  DURAND D,  SUGIER A,  FREUND E;  US4749724-A   DOW CHEM CO (DOWC)   QUARDERER G J,  COCHRAN G A;  US4752622-A   DOW CHEM CO (DOWC)   STEVENS R R;  US4775696-A   TEXACO INC (TEXC)   PRADASILVA G,  PATEL J A,  BHATTACHAR A K,  PRADA-SILVA G;  US4780481-A   INST FRANCAIS DU PETROLE (INSF)   COURTY P,  CHAUMETTE P,  DURAND D,  VERDON C;  US4831060-A   DOW CHEM CO (DOWC)   STEVENS R R,  CONWAY M M;  US4882360-A   DOW CHEM CO (DOWC)   STEVENS R R;  US4943551-A   UNION CARBIDE CHEM (UNIC)   DOMBEK B D;  US4980380-A   TEXACO INC (TEXC)   WONG S F,  STORM D A,  PATEL M S;  US4983638-A   TEXACO INC (TEXC)   WONG S F,  STORM D A,  PATEL M S;  US5013764-A   TEXACO INC (TEXC)   HARRISON J B,  YANG C H;  US6248796-B1   POWERENERCAT INC (POWE-Non-standard)   JACKSON G R,  MAHAJAN D;  US7384987-B2 -- EP100607-A   BRITISH PETROLEUM CO PLC (BRPE)   NAY B,  STEWART D G;  FR2523957-A   INST FRANCAIS DU PETROLE (INSF)   COURTY P,  DURAND D,  SUGIER A,  FREUND E;  US4119656-A   UNION CARBIDE CORP (UNIC)   POUTSMA M L,  RABO J A,  RISCH P;  US4289709-A   UNION CARBIDE CORP (UNIC)   KAISER S W;  US4289710-A   UNION CARBIDE CORP (UNIC)   KAISER S W;  US4327190-A   BRITISH PETROLEUM CO LTD (BRPE)   BALL W J,  COTTON L T,  STEWART D G;  US4440668-A   MOBIL OIL CORP (MOBI)   CHANG C D,  PERKINS P D;  US4492772-A   BRITISH PETROLEUM CO PLC (BRPE)   BALL W J,  COTTON L,  STEWART D G;  US4492773-A   BRITISH PETROLEUM CO LTD (BRPE)   BALL W J,  COTTON L,  STEWART D G;  US4552861-A   INST FRANCAIS DU PETROLE (INSF)   COURTY P,  DURAND D,  TRAVERS C,  CHAUMETTE P,  FORESTIERE A;  US4567160-A   BRITISH PETROLEUM CO PLC (BRPE)   NAY B,  STEWART D G;  US4607056-A   TEXACO INC (TEXC)   GRAZIOSO M V,  STORM D A;  US4659742-A   INST FRANCAIS DU PETROLE (INSF)   COURTY P,  DURAND D,  SUGIER A,  FREUND E;  US4749724-A   DOW CHEM CO (DOWC)   QUARDERER G J,  COCHRAN G A;  US4752622-A   DOW CHEM CO (DOWC)   STEVENS R R;  US4775696-A   TEXACO INC (TEXC)   PRADASILVA G,  PATEL J A,  BHATTACHAR A K,  PRADA-SILVA G;  US4780481-A   INST FRANCAIS DU PETROLE (INSF)   COURTY P,  CHAUMETTE P,  DURAND D,  VERDON C;  US4831060-A   DOW CHEM CO (DOWC)   STEVENS R R,  CONWAY M M;  US4882360-A   DOW CHEM CO (DOWC)   STEVENS R R;  US4943551-A   UNION CARBIDE CHEM (UNIC)   DOMBEK B D;  US4980380-A   TEXACO INC (TEXC)   WONG S F,  STORM D A,  PATEL M S;  US4983638-A   TEXACO INC (TEXC)   WONG S F,  STORM D A,  PATEL M S;  US6248796-B1   POWERENERCAT INC (POWE-Non-standard)   JACKSON G R,  MAHAJAN D