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.

类处理剂在山前钻井中的防塌作用来,应用来广,但由于其基质分的复杂性及由于各种改性手段的应用,使类处理剂的室内评价指标与现场应用效果来难以统一。