Keywords multi-hydroxyl polymer;anti-sloughing agent;drilling fluid additive;water base drilling fluids;performance properties evaluation;borehole stabilization;collapsible strata;
英
美
- 多羟基聚合物;防塌剂;钻井液处理剂;水基钻井液;性能评价;井眼稳定;易坦塌地层;