The results show that CDG waslost in the core by retention and adsorption of the gel particles, and HPAM and AlCit by adsorption of these molecules, and theretention of the gel particles is dominated.

• 结果表明，CDG体系在岩心中因吸附滞留引起阻力系数上升，其中的凝胶颗粒主要以机械捕集的形式滞留，吸附所占的比例很小；