- 专利标题: Foamed wettability alteration treatment for deep condensate and water blockage in gas reservoirs
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申请号: US17644346申请日: 2021-12-15
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公开(公告)号: US12060520B2公开(公告)日: 2024-08-13
- 发明人: Mohammed Ali Ibrahim Sayed , Rajesh Saini
- 申请人: ARAMCO SERVICES COMPANY
- 申请人地址: US TX Houston
- 专利权人: ARAMCO SERVICES COMPANY
- 当前专利权人: ARAMCO SERVICES COMPANY
- 当前专利权人地址: US TX Houston
- 代理机构: Osha Bergman Watanabe & Burton LLP
- 主分类号: C09K8/584
- IPC分类号: C09K8/584 ; C09K8/594 ; E21B43/25
摘要:
A formation treatment fluid may include a wettability alteration agent, a solvent, an injection gas, and an optional foaming agent. The wettability alteration agent may include a fluorinated surfactant, a silicon-based surfactant, charged nanoparticles partially modified with fluorine containing groups, or combinations thereof. Methods for altering a hydrocarbon-bearing reservoir surface wettability may include providing the formation treatment fluid, injecting the formation treatment fluid into the hydrocarbon-bearing reservoir, and recovering fluids produced from the hydrocarbon-bearing reservoir.
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