This thesis chiefly analyses the experience and lessons in the course of sand exclusion and plugging removing in quit oilfield.
分析了曲堤油田防砂及解堵过程中的经验教训及要解决的关键技术问题；
Most shallow reservoirs in Bohai sea are unconsolidated formation with heavy oil, and they are developed mainly by using a sand exclusion management.
渤海浅层油藏大多为胶结疏松的稠油油藏，这类油藏的开发目前主要采取防砂管理方式。
Most shallow reservoirs in Bohai sea are unconsolidated formation with heavy oil, and they are developed mainly by using a sand exclusion management.
渤海浅层油藏大多为胶结疏松的稠油油藏，这类油藏的开发目前主要采取防砂管理方式。
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