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水力冲击压裂化学复合解堵技术是在水力冲击压裂的基础上，用化学解堵剂进一步解除油层堵塞和扩大裂缝间隙，达到增强油层导流能力的油层改造技术。本文介绍了该技术的作用机理、水击压力的确定、施工参数的确定以及现场应用情况。
Hydraulic impact fracturing-chemical composite plugging technology is based on the hydraulic impact fracturing, chemical plugging agent to further relieve blockage and expansion of the fracture gap, to enhance the ability of the reservoir diversion technology of oil layer. This paper introduces the mechanism of the technology, the determination of water hammer pressure, the determination of construction parameters and the field application.