在圣胡安盆地Ｆｒｕｉｔｌａｎｄ煤层 ,采用ＰＤＣ嵌入式切削结构设计的侧钻磨铣 ,用于套管开窗及水平段的钻井。该技术减少了起下钻次数、设备、成本及二次完井所需的时间。由于减少了停工时间 ,施工井可以很快恢复生产。采用史密斯服务公司ＤｒｉｌｌＡｈｅａｄ系统中的ＰＤ Fruitland Seam in the San Juan Basin features sidetrace milling with PDC embedded cutting structures designed for casing windowing and horizontal section drilling. This technique reduces the number of drillings, equipment, costs, and time required for secondary completions. With reduced downtime, construction wells can resume production quickly. Using PD from the DrillAhead system from Smith Services