Layered acidification and layered water injection measurement and adjustment integrated multi-functional pipe column
The invention discloses a layered acidification and layered water injection measurement and adjustment integrated multi-functional pipe column which comprises an oil pipe; the oil pipe is provided with an upper acidizing measuring and adjusting integrated water distributor, an upper washable well pa...
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| Hauptverfasser: | , , , , , , , |
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses a layered acidification and layered water injection measurement and adjustment integrated multi-functional pipe column which comprises an oil pipe; the oil pipe is provided with an upper acidizing measuring and adjusting integrated water distributor, an upper washable well packer, a lower acidizing measuring and adjusting integrated water distributor, and a lower washable packer. The upper washable packer and the lower washable packer are respectively located below the upper acidizing measuring and adjusting integrated water distributor and the lower acidizing measuringand adjusting integrated water distributor. The invention effectively overcomes or avoids the shortcomings and deficiencies in the prior art mentioned above, and adopts a single-column string to realize multi-stage layered acidification and layered water injection, reducing operation steps, saving tool costs and operation costs. The flow test and deployment are carried out in the same manner as the measurement and adjust |
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