Wellhead Equipment & Controls ABB SAE SADELMI Spa ITALY AGIBA PETROLEUM COMPANY - Cairo EGYPT AGIP AFRICA - Tunis TUNISIE AGIP ENERGY - Lagos NIGERIA AGIP NAME (LYBIAN BRANCH) - Tripoli LYBIA AGIP RECHERCHES CONGO - Brazzaville CONGO AMOCO EUROPE Inc. - London ENGLAND ANSON Ltd. ENGLAND AUDCO INDIA Ltd. - Madras INDIA BAKER CAC SCOTLAND BENELLI Srl – Ravenna ITALY BHARAT HEAVY ELECTRICALS Ltd. INDIA BONATTI Spa ITALY BP EXPLORATION & PRODUCTION ENGLAND BREDA ENERGIA Spa - Milan ITALY BRITHIS GAS RIMI Spa ITALY CAIRN ENERGY INDIA PTY Ltd. INDIA CAMERON B.V. The Netherlands CARLO GAVAZZI IMPIANTI Spa – Milan ITALY CANADA NORTHWEST ITALIANA Spa ITALY COSMI Spa- Ravenna ITALY EDISON GAS Spa - Milan ITALY ELF ENTERPRISE ENGLAND ELF ITALIANA - Rome ITALY ENI AGIP Spa Ravenna ITALY ENI AGIP Spa Ortona ITALY ENI AGIP Spa Gela ITALY ENI AGIP Spa Crema ITALY ENPPI (Engineering for Petroleum and Process Industries) EGYPT ESSO ITALIANA Spa - Rome ITALY FAI OFFICINE DI CARVICO Spa (Bg) ITALY FINA ITALIANA Spa Milan ITALY FMC ALGERIA ALGERIA FMC CORPORATION UK Ltd. Dunfermline SCOTLAND FMC EUROPE SA – Sens Cedeux FRANCE FMC S.E. ASIA Ltd. SINGAPORE FORES ENGINEERING Srl (Forlì) ITALY GAZ DE FRANCE FRANCE GIE GEOMETHANE FRANCE HULLIBURTON ITALIANA Spa ITALY I. M. SCARDELLATO Spa- Treviso ITALY INAGIP d.o.o. CROZIA INTERMARE SARDA Spa - Arbatax ITALY ITALPROGETTI IMPIANTI Spa - MILAN ITALY KELT UK ENGLAND MASONEILAN Spa Divisione DRESSER ITALIA ITALY MOBIL NORTH SEA Ltd. SCOTLAND MONTEDISON GROUP - Pescara ITALY N.A.O.C. NIGERIAN AGIP OIL Co. - Lagos NIGERIA NORSKE ESSO - Tonsberg NORWAY NUOVA OMA MONTAGGI INDUSTRIALI Spa ITALY NUOVO PIGNONE Spa - Firenze ITALY O.G.D.C. - Islamabad PAKISTAN O.M.V. (OSTERREICH OIL Co.) Wien AUSTRIA PERONI F. & Co. Spa - MILAN ITALY PETREX SPA - Milan ITALY PETROBEL (BELAYIM PETROLEUM CO.) Cairo EGYPT PETROLVALVES Srl - Milan ITALY PIRKOH GAS COMPANY - Islamabad PAKISTAN PHILLIPS PETROLEUM Co. NORWAY ROSETTI MARINO Spa - Ravenna ITALY SAIPEM SPA - Milan ITALY SEABORD LLOYD Ltd. SCOTLAND SERGAZ - TUNIS TUNISIE SICES SPA - VARESE ITALY SIIRTEC INTERNATIONAL CONTRACTORS SPA ITALY SIIRTEC NIGI SPA - MILAN ITALY SIIRTEC SPA (ENGINEERING CO.) MILAN ITALY SITEP - TUNIS TUNISIE SNAM SPA - MILAN ITALY SNAMPROGETTI SPA - MILAN ITALY SNIA VISCOSA SPA - MILAN ITALY SODEPS TUNISIE SOLARJET LTD HONG KONG SORI SPA - MILAN ITALY SOCIETA’ PETROLIFERA ITALIANA (FORNOVO) ITALY STEWART & STEVENSON - ABERDEEN SCOTLAND TECNOSERVICE SPA - MILAN ITALY TORMENE SPA ITALY TRANSCHEM LTD SCOTLAND UMM AL-JAWABY OIL SERVICE CO. LTD - LONDON ENGLAND VETCO GRAY - SHANGAY CHINA VETCO GRAY - SINGAPORE SINGAPORE VWS – VOS WELLHEAD SERVICE BV