NA 109
DIN-Normenausschuss Erdöl- und Erdgasgewinnung (NÖG)
Technische Regel
[AKTUELL]
API RP 14H
API RP 14H
Recommended Practice for Installation, Maintenance and Repair of Surface Safety Valves and Underwater Safety Valves Offshore
Titel (englisch)
Recommended Practice for Installation, Maintenance and Repair of Surface Safety Valves and Underwater Safety Valves Offshore