Suspension packer with full-bore low setting pressure, return plug and construction process
A hanging packer and full-bore technology, which is applied in the field of petroleum engineering fracturing, can solve problems such as secondary operation difficulties and achieve the effect of ensuring the safety of entering the well
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[0028] Below in conjunction with the accompanying drawings and embodiments, the full-bore low-sealing pressure suspension packer, tie-back plug and construction process of the present invention will be further described:
[0029] In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", " Vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings , is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
[0030] like Figure 1-3 As shown, the f...
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