Multistage pulses enhanced perforation equpment in use for oil and gas well
A technology of oil and gas wells and pulses, which is applied in the direction of wellbore/well components, production fluid, earthwork drilling and production, etc. It can solve the problems of delaying precious time for oil production, limited space for perforating guns, and limited fracturing effects, etc., and achieves extended Effective loading time, saving manpower and construction equipment costs, and improving the effect of seam making ability
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[0020] The present invention will be further described in detail below in conjunction with the accompanying drawings and preferred embodiments.
[0021] according to figure 1 As shown, the construction pipe string carried out by the preferred embodiment of the present invention mainly includes a sand-proof impact detonator 1, a synergistic perforating gun 2, a synergistic gun tail 3 and a connecting piece 4, a booster tube 5, and a partition delay Igniter 6, ignition powder column 7, secondary synergistic propellant powder 8, tertiary synergistic propellant powder 9, wire connector 31, sealing plug 33. The anti-sand percussion detonator 1 is a standard product, which can be any kind of percussion detonator used in the tubing transmission perforation with sand prevention function used in various oilfields, and the pressure detonator can also be used in deviated wells. The enhanced perforating gun 2 is a standard product, which can be any type of enhanced perforation with blind...
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