Keywords Xanthan Gum;Biopolymer;Biopolymer Flooding Systems;Displacing Efficiency;Field Tests;Shiyougou Oil Field in Yumen;

• 黄胞胶;生物聚合物;生物聚合物驱油体系;聚合物驱油;驱油效率;矿场试验;玉门石油沟油田;