CEMENTING MANIFOLD WITH CANISTER FED DART AND BALL RELEASE SYSTEM

摘要

Apparatus and methods for cementing tubulars in a borehole are disclosed. In some embodiments, the apparatus includes a housing, a cartridge disposed within the housing, and an actuator. The housing includes a fluid entry port and a fluid exit port. The cartridge includes a first chamber and is moveable between a first and a second position. In the first position, the first chamber is out of fluid communication with the entry port and the exit port. In the second position, the first chamber is in fluid communication with the entry port and the exit port. The actuator is adapted to move the cartridge between the first and second positions.