A high salt tolerance and low adsorption drag reducer based on non-covalent enhancement

• 作 者: MA Yingxian ZHU Zhi GUO Jianch
• 机 构: PetroleumEngineeringSchool,StateKeyLaboratoryofOilandGasReservoirGeologyandExploitation,DownholeServ
• 出 处: 石油勘探与开发:英文版
• 发表日期: 2020年6期
• 关键词: SHALE hydraulic fracturing slick water drag reducer low adsorption high salt tol
• 基金项目: Supported by the China National Science and Technology Major Project(2017ZX05023003),National Science Fund for Distinguished Young Scholars(51525404)

To formulate fluids with flowback water,produced water directly to improve the utilization rate of recycling and reduce the adsorption damage of slick water to reservoirs,a high salt tolerance and low adsorption drag reducer was designed and prepared by i