TY - JOUR T1 - Study on preparation of dispersed co-polymer micro-particle gels for deep profile control in bohai bay offshore oilfield JO - Matéria (Rio de Janeiro) A1 - Yu, Meng A1 - Xu, Guorui A1 - Zhang, Bo A1 - Song, Shuyu A1 - Chu, Zhongzhong A1 - Su, Cheng A1 - Zhou, Jingjing A1 - Li, Xiang A1 - Yang, Jinzhou A1 - Feng, Xuan A1 - Zheng, Yufei SN - 1517-7076 UL - 10.1590/1517-7076-RMAT-2026-0234 VL - 31 Y1 - 2026 PB - Brasil ER -