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打捞套管内补贴波纹管是一项复杂的工艺,它是长庆局陇东油田首次对套管内补贴波纹管进行打捞的实践,在新南31—19井不断实践摸索,成功打捞完全部补贴波纹管。新南31—19井是马岭油田南二区一口生产井,油层套管:1397×12426×1579.76ｍ,人工井底15740ｍ。1993年4月投产,生产层位
Replenishment of corrugated pipe casing is a complex process, it is the first time in Longqing Bureau of Changqing Oilfield casing subsidy bellows practice, in the new South 31-19 wells continue to practice exploration, the successful recovery of all subsidies ripple tube. Xinnan 31-19 is a production well in the second block of South Maling Oilfield. The casing of the oil layer is 1397 × 12426 × 1579.76m and the artificial bottom is 15740m. Put into operation in April 1993, the production level