“挤牙膏,特效洗衣粉”等三次采油技术的应用,让大港油田采油一厂采收率提高11%。截止到9月,大港油田投入开发最早的区块之一——大港港东油田一区一断块经过一年的三次采油开发,已经形成62注91采的注聚井网,受益井日产油由注聚前的105吨升至现在的150吨,注聚年净增油8100吨。历经50年的开发建设,大港油田的大部分注水开发区块进入开发后期,主力 “Squeeze toothpaste, special effects washing powder ” and other tertiary oil production technology application, so that the first oil recovery plant in Dagang Oilfield increased by 11%. As of September, Dagang Oilfield into one of the earliest development block - Dagang East Oilfield Block 1 block after a year of three oil exploration and development, has formed 62 Note 91 mining injection well pattern, benefiting wells Nissan By the injection before the 105 tons rose to 150 tons now, note the net increase of oil 8100 tons. After 50 years of development and construction, most of Dagang Oilfield development blocks have entered the development stage. The main force