Effect of the Surfactant Type on the Demulsification of the W/O Crude Oil Emulsion Produced by Surfactant–Polymer Flooding

• Jian Zhang,
• Xiujun Wang,
• Qiang Liang,
• Ming Duan,
• Shenwen Fang,
• Chunsheng Zhang,
• Jiaqing Chen

Affiliations

Jian Zhang

State Key Laboratory of Offshore Oil Exploitation, Beijing, China

Xiujun Wang

State Key Laboratory of Offshore Oil Exploitation, Beijing, China

Qiang Liang

School of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu, Sichuan, China

Ming Duan

School of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu, Sichuan, China

Shenwen Fang

School of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu, Sichuan, China

Chunsheng Zhang

Tianjin Branch of CNOOC (China) Co Ltd., Tianjin, China

Jiaqing Chen

Beijing Institute of Petrochemical Technology, Beijing, China