OFFSHORE SAFETY AND POLLUTION CONTROL = SECURITE ET CONTROLE DE LA POLLUTION DANS LES EXPLOITATIONS EN MERWARNER DG.1972; OIL GAS J.; U.S.A.; DA. 1972; VOL. 70; NO 47; PP. 73-78; BIBL. 8 REF.Serial Issue

A NEW COMPLETION SYSTEM FOR SURFACE-CONTROLLED SUBSURFACE SAFETY VALVES = UN NOUVEAU SYSTEME DE COMPLETION POUR VANNES DE SECURITE TELECOMMANDEES DE LA SURFACEHILL TH; GORDON JR; WARNER DG et al.1972; IN: 47TH ANNU. FALL MEET. SOC. PET. ENG. AIME; SAN ANTONIO, TEX.; 1972; DALLAS; AM. INST. MIN. METALL. PET. ENG.; DA. 1972; VOL. 4013; PP. 1-8; H.T. 3; BIBL. 3 REF.Conference Paper