Data for: Polymer flooding in high-temperature and high-salinity heterogeneous reservoir by using diutan gum

The research data consists of rheology properties of three biopolymers in high-temperature and high-salinity environment, and the oil displacement experiments in heterogeneity physical model in a high-temperature environment. The micromorphology images consist of the micromorphologies in high-salinity brine and distilled water.本研究数据集包含三种生物聚合物在高温高盐环境下的流变特性数据，以及高温环境下非均质物理模型中的驱油实验数据。该数据集附带的微观形貌图像涵盖了高盐盐水与蒸馏水体系下的微观形貌表征结果。