This artic le elaborates the technology and process by means of explosion to realize the mini ng of separate layers in the same well through bare opening and fracture in the sealed salt stratum.

• 叙述了应用爆破方法对封闭盐层进行裸露开通与压裂实现同井分层开采的技术、工艺方法,同时介绍了在湘澧盐矿的试验应用过程、效果及遇到的问题与处理方法。