| 摘要 |
A differential pressure-operated blanking completion tool 12 for use at a Y-ÂBlock with an electrical submergible pump (ESP) in oil or other wells. The tool has a body having an inlet and first and second outlets, the outlets 20, 24 being arranged in parallel and opposite the inlet; a support member located between the outlets; a sealing element 40 mounted on the support member 38 and rotatable with respect to the support member, the element including a spherical surface 42; and wherein the support member is pivoted between the outlets 20, 24 to bring a fresh sealing surface into contact with either outlet and thereby selectively seal the respective outlet and prevent fluid flow. |
