Multistage fracturing tool pipe column of continuous oil pipe and construction method
A tool pipe and oil pipe technology, applied in the field of oil and gas field construction, can solve the problems of low construction efficiency, sand production in the formation, long construction period, etc., and achieve the effect of shortening the construction time
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[0037] The first core of the present invention is to disclose a coiled tubing multi-section fracturing tool string to achieve the purpose of shortening the fracturing acidification time; the second core of the present invention is to disclose a coiled tubing multi-section fracturing tool string Construction method. Hereinafter, the embodiment will be described with reference to the drawings. In addition, the embodiments shown below do not have any limiting effect on the content of the invention described in the claims. In addition, the whole content of the structure shown in the following embodiment is not limited to what is necessary for the solution of the invention described in the claim.
[0038] like figure 1 and figure 2 As shown, the coiled tubing multi-stage fracturing tool string includes a joint 1, a hand 2, a centralizer 3, a spray gun 4, a balance valve 5, a bottom packer 6, a friction short joint 7, a coupling locator 8 and a guide Shoes 9, wherein, take over...
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