由玉门石油管理局三名同志和大港油田十三名同志组成的防砂攻关小组,在大港油田各级党组织的领导下,自七五年七月份攻关以来,已防砂61口井,并初步见到效果。攻关一上手,首先学习了毛主席关于无产阶级专政理论问题的重要指示,端正开门办科研的方向。总结了大港油田过去十年防砂工作的经验教训,在此基础上,选用五种方法进行了防砂。1.树脂杏壳人工井壁防砂:这种方法是把酚醛树脂杏壳(直径0.5—0.8毫米)以 Sand control teams composed of three comrades from the Yumen Petroleum Administration and thirteen comrades from the Dagang Oilfield under the leadership of party organizations at all levels of the Dagang Oilfield have controlled 61 wells since their tackling in July 1975 and have initially See the effect. To tackle the issue first, I first studied Chairman Mao’s important directive on the theoretical issue of the dictatorship of the proletariat, and rectified the direction of conducting scientific research. The experiences and lessons of sand control in Dagang Oilfield over the past ten years are summarized. Based on this, five methods are used to control sand. 1. Resin apricot artificial wall sand: This method is the phenolic resin apricot (diameter 0.5-0.8 mm) to