【摘要】 在地形复杂的陕北石油勘探区布设施工“一”字形排列的丛式井组,不仅占地少,而且减少了井组的辅助时间,节约了成本,是石油开发人员可首选的钻井工艺。介绍了陕北石油丛式井组的井眼轨迹设计、测量与控制、井身结构、钻具组合、钻井液的选择以及提高固井质量的经验,对提高油田开发的经济效益与社会效益具有一定的借鉴价值。更多还原

【Abstract】 Arrangement of ″-″type cluster wells in relief complicated northern Shaanxi oil exploration area not only occupied less land,reduced auxiliary time,but also economized drilling cost,is the oil exploitation personnel’s first choice drilling technology.The paper introduced wellbore track design,measurement and control,casing program,drilling tool assemblage,drilling fluid selection and experience on well cementing.All of these have certain reference importance on oilfield exploitation economic and social benefits.更多还原