Double-layer lined screening pipe The double-layer lined screening pipe is composed of a base pipe of API standard,,,,a double-layer high precision wedge wire filter pipe and lined filter material in between。เหล็กกล้าคาร์บอนพ่นด้วยพลาสติกหรือวัสดุอื่น ๆ ที่ลูกค้าต้องการ: 1.High-precision screening gap can effectively control sand and act as a protective medium。 2.The use of double-layer lined screening pipe can reduce diameter of drilling hole,,,,节省钻井时间,,,,并降低钻井成本。 3。使用双层衬里筛选管可以减少操作员的工作量,,,,并提高钻探的成功率。 4.Filter material can be
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