Helical corrugated pipe type casing leakage well repairing tool
The utility model belongs to the field of oil and gas development, and relates to a spiral corrugated pipe type casing leakage well repairing tool. A spiral corrugated pipe type casing leakage well repairing tool comprises a columnar barrel. An oil pipe is arranged in the columnar barrel; the cylind...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model belongs to the field of oil and gas development, and relates to a spiral corrugated pipe type casing leakage well repairing tool. A spiral corrugated pipe type casing leakage well repairing tool comprises a columnar barrel. An oil pipe is arranged in the columnar barrel; the cylindrical barrel comprises an outer wall, and the outer wall is pressed to be fragile; a spiral corrugated pipe is annularly arranged along the inner side of the outer wall, and a gap between the spiral corrugated pipe and the inner side of the outer wall is a casing repairing agent filling area; the bottom end of the oil pipe is further connected with an expansion cone. The lower portion of the expansion cone is further movably connected with a plug, and the plug is arranged in the outer wall in a clamped mode. The device is simple and convenient in operation process, efficient, safe, reliable, easy to control and simple in construction process.
本实用新型属于油气开发领域,涉及一种螺旋波纹管式套漏井修复工具。一种螺旋波纹管式套漏井修复工具,包括柱状筒体;所述柱状筒体内设有油管;所述柱状筒体 |
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