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                          脲醛樹脂固砂劑

                          適用于出粗、中、細砂粒的各種油井,特別適用于地層膠結蔬松的粉細砂巖及出砂嚴重為油井;直、斜井及固井合格的側鉆井;近井污染嚴重,油層多次防砂造成堵塞的井;稀油、稠油的油井防砂;水井的防砂等各種固砂防砂工藝。


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