High-Efficiency High-Temperature-Resistant Nanosilica Viscosity Reducer for Extra-Heavy Oil Viscosity Reduction

• Dongdong Liu,
• Yefei Wang,
• Hao Liang,
• Gang Li

Affiliations

Dongdong Liu

National Key Laboratory of Deep Oil and Gas, China University of Petroleum (East China), Qingdao, China

Yefei Wang

National Key Laboratory of Deep Oil and Gas, China University of Petroleum (East China), Qingdao, China

Hao Liang

CNOOC China Limited, Haikou, China

Gang Li

CNOOC China Limited, Haikou, China