Remedial squeeze systems provide means to seal off trouble zones

REMEDIAL SQUEEZE SYSTEMS-1 Ronald E. Sweatman, Calvin W. Kessler Halliburton Energy Services Houston John M. Hillier Sonat Exploration Co. Houston Newly developed remedial squeeze systems successfully control lost circulation problems, seal off high-pressure water and gas zones, and stop underground blowouts. These conditions result in mud losses, wasted rig time, lost holes, sidetracks, abandoned wells, relief wells, and unrecoverable petroleum reserves. The new systems also increase the integrity and frac gradient of weak zones to safely allow deeper drilling. In early 1996, a service company initiated a project to review conventional remediati...

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