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的防塌作用重要,应用广泛,但由于其基质沥青成分的复杂及由于各种改手段的应用,使沥青类处理剂的室内标与现场应用效果难以统一。