Theory and Technology of Multiscale Dispersed Particle Gel for In-Depth Profile Control

Caili Dai, China University of Petroleum (East China), Professor; qualifications and experience: enhanced oil recovery; profile control and water shut off; gel treatment; steam channel profile control; fracturing fluid research. Guang Zhao, China University of Petroleum (East China), Associate Professor; qualifications and experience: enhanced oil recovery; profile control and water shut off; gel treatment; steam channel profile control. Qing You, China University of Geosciences, Professor; qualifications and experience: enhanced oil recovery; profile control and water shut off; gel treatment; tight oil fracturing and displacement. Associate Professor, China University of Petroleum, China. Mingwei Zhao's research interests include enhanced oil recovery; clean fracturing fluid; supracritical CO2, the applications of nanofluids, polymers and surfactants in EOR Post-doctor, China University of Petroleum, China. Research interests include enhanced oil recovery; profile control and water shut off; gel treatment; steam channeling sealing of heavy oil. Fulin Zhao, China University of Petroleum (East China), Professor; qualifications and experience: enhanced oil recovery; profile control and water shut off; gel treatment; steam channel profile control.

1. Introduction Reference2. Preparation Technology of Bulk Gel3. The Preparation Technology of Dispersed Paticle Gel4. The Profile Control and Oil Displacement Technology for Multi-scale DPG Particles5. DPG Soft Heterogeneous Combination Flooding Technology6. Dispersed Particle Gel-Strengthened Polymer/Surfactant Combination Flooding Technology7. Dispersed Particle Gel Three-phase Foam System for Profile Control8. Prospect of Multi-scale DPG Flooding Technology