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加利福尼亚州南部的Wilmington油田 ,通过在水平井套管鞋中放置砾石附加量成功地完成了砾石充填。在这个实例里 ,过套管鞋砾石充填是关键 ,否则这口水平井很可能是失败的
The Wilmington field in southern California successfully completed gravel packing by placing gravel additions in horizontal well casing shoes. In this example, over-casing shoe gravel packing is the key, otherwise the horizontal well is likely to fail