It is proved that the anti-collapse function of the treating chemical in fluid kerite in piedmont drilling is more and more obvious, and the application is more and more widely.

沥青类处理剂在山前钻井中作用越来越重要,应用越来越广,但于其基质沥青成分复杂于各种改手段应用,使沥青类处理剂室内评价指标与现场应用效果越来越难以统一。