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大港油田完成的女MH－1井是“八五”国家科技攻关项目《大港低渗块状砂岩油气成水平井技术研究》中的长曲年半径水平井。完钻井深3622．68m，垂深3110．74m，水平位移751．90m，水平段长273.28m。本文介绍了该井钻井工艺和施工中的主要问题及技术措施。
The female MH-1 well completed in Dagang Oilfield is a long radius year horizontal well in the “85th Five-Year Plan” National Science and Technology Project “Research on Horizontal Well Technology of Dagang Low-permeability Lumpy Sandstone Hydrocarbon”. Drilling depth of 3622.68m, depth 3110.74m, the horizontal displacement of 751.90m, the horizontal section length 273.28m. This paper introduces the well drilling technology and construction of the main problems and technical measures.