Highly-deviated well ball injection profile control and water injection integration string

2014 
A highly-deviated well ball injection profile control and water injection integration string comprises packers, water distributors, ball injectors, ball receivers, oil tubes, a packing layer and a ball seat. The packing layer comprises a first packing layer section and a second packing layer section; the packers comprise the first righting type packer, the second righting type packer and a hydraulic anchor, the upper portion of the hydraulic anchor is connected with the first oil tube, the lower portion of the hydraulic anchor is connected with the first righting type packer, and the lower portion of the first righting type packer is connected with the second oil tube; the water distributors comprise the first concentric water distributor and the second concentric water distributor, the upper portion of the first concentric water distributor is connected with the second oil tube, and the lower portion of the first concentric water distributor is connected with the third oil tube; the ball injectors comprise the first underground ball injector and the second underground ball injector, the upper portion of the first underground ball injector is connected with the third oil tube, and the lower portion of the first underground ball injector is connected with the fourth oil tube; the ball receivers comprise the first underground ball receiver and the second underground ball receiver, the upper portion of the first underground ball receiver is connected with the fourth oil tube, and the lower portion of the first underground ball receiver is connected with the fifth oil tube; the upper portion of the ball seat is connected with the ninth oil tube. The connection of the integration string adopts threaded connection, the structure is simple, and the operation is easy.
    • Correction
    • Source
    • Cite
    • Save
    • Machine Reading By IdeaReader
    0
    References
    0
    Citations
    NaN
    KQI
    []