API 6A Wellhead Equipment Casing Head for Oilfield Simple Pressure Resistant Casing Head The simple pressure resistant casing head is a well completion wellhead device developed through years of ...Zobacz więcej
Wiadomości odwiedzającychZostaw wiadomość.
Jeszcze żaden komentarz publiczny
API 6A Casing Head Wellhead Equipment with 244 × 140 and 340 × 140 Series for Deep Well Applications