Driving-drainage composite oil production system
The utility model discloses a driving-drainage composite oil production system, which comprises a horizontal production well, a steam injection vertical well and a production vertical well, wherein the horizontal production well is arranged at the bottom of an oil layer; the oil layer is provided wi...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a driving-drainage composite oil production system, which comprises a horizontal production well, a steam injection vertical well and a production vertical well, wherein the horizontal production well is arranged at the bottom of an oil layer; the oil layer is provided with an interlayer; a lifting pipe column is arranged in the horizontal production well; the steam injection vertical well is arranged in the oil layer and penetrates through the interlayer; parts of the steam injection vertical well, which are positioned above the interlayer and below the interlayer, are respectively communicated with the oil layer; a steam injection pipe column is arranged in the steam injection vertical well; the production vertical well is adjacent to the steam injection vertical well; the part of the production vertical well, which is positioned above the interlayer, is communicated with the oil layer; and the lifting pipe column is arranged in the production vertical well. By adoption of the dr |
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