“磨刀石”是对长庆油田致密油气层的形象比喻。渗透率低、压力低、单井产量低,是世界典型的三低油气田,艰难的开发过程被称为“干毛巾里挤水”。四十多年来,长庆石油人秉承大庆精神铁人精神,在磨刀石上闹革命,低渗透中铸丰碑。尤其是近年来,按照中国石油建设“西部大庆”的部署和 “Whetstone ” is the image of the dense layer of oil and gas in Changqing Oilfield metaphor. Low permeability, low pressure and low single well production are three typical low oil and gas fields in the world. The difficult development process is called “watering in dry towel ”. Forty years, Changqing oil people uphold the spirit of Daqing spirit of iron man, revolution in sharpening stone, low permeability in the cast monument. Especially in recent years, in accordance with the deployment and construction of China Petroleum “West Daqing”