Brittle fracture of cement sheath,induced by perforation and stimulation treatments,can cause cross flow of formation fl......

In view of the inadequate cementing quality in the cementation for long isolation intervals of oil and gas wells,and con......

固井环空微间隙气体窜槽现象直接影响固井质量与油田生产,准确地描述固井环空微间隙气体窜槽的流动规律是有效控制气体窜槽的核心......

对巴西桑托斯盆地盐膏层固井技术难点进行了研究,研发了一种密度可调的固井水泥浆,最高密度可达2.4 g·cm-3。通过优选水泥浆......