hydraulic choke manifold ผลิตออนไลน์

Oil Well Annular Blowout Preventer 21 1/4″-5000psi BOP API 16A Annular Bop is applied for oil well drilling operation as the important part of the wellhead, which is strictly manufactured according to API 16A ... อ่านเพิ่มเติม

Oil Well Blowout Preventer 13 5/8" x 5000psi Annular BOP API 16A Annular Bop is applied for oil well drilling operation as the important part of well pressure control equipment, which is strictly manufactured ... อ่านเพิ่มเติม