ENECO,2012,45(5):54～57近年,以美国为中心的页岩气的开发,不仅改变了美国国内和国际市场天然气的供应状况,而且其技术应用于开发页岩油,还正在改变世界石油供应的版图。其中主要是水平钻井和水力压裂技术的贡献最大。水平钻井和水力压裂技术组合也可应用于页岩油的开发。如今美国石油业骨干企业的投资从页岩气转向页岩油的案例 In recent years, the development of shale gas centered on the United States has not only changed the supply status of natural gas in the domestic and international markets in the United States, but also its technology has been applied to the development of shale oil. At the same time, Change the world’s oil supply territory. Among them, horizontal drilling and hydraulic fracturing are the major contributors. The combination of horizontal drilling and hydraulic fracturing can also be applied to the development of shale oil. Nowadays, the investment of key oil companies in the United States has shifted from shale gas to shale oil