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10月12日,随着掺有一定比例甲醛的清水注入到Z35-6井,真武油田Z35断块聚合物驱试验方案进入实施阶段,江苏油田聚合物驱三次采油工艺正式启动。
On October 12, with the injection of clean water with a certain proportion of formaldehyde into the well Z35-6, the test program of the Z35 block polymer flooding in Zhenwu Oilfield entered the implementation phase. The third recovery process of polymer flooding in Jiangsu Oilfield was officially launched.