Invention Grant
- Patent Title: Ultra-low-tension compositions and their use in enhanced oil recovery
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Application No.: US14664324Application Date: 2015-03-20
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Publication No.: US09856412B2Publication Date: 2018-01-02
- Inventor: Maura Puerto , José Luis López Salinas , Clarence A. Miller , George Hirasaki
- Applicant: Maura Puerto , José Luis López Salinas , Clarence A. Miller , George Hirasaki
- Applicant Address: US TX Houston
- Assignee: WILLIAM MARSH RICE UNIVERSITY
- Current Assignee: WILLIAM MARSH RICE UNIVERSITY
- Current Assignee Address: US TX Houston
- Agency: Winstead PC
- Main IPC: C09K8/584
- IPC: C09K8/584 ; E21B43/16

Abstract:
In some embodiments, the present disclosure pertains to compositions for enhanced oil recovery. In some embodiments, such compositions include: (1) a first agent, wherein the first agent acts as a foam booster; (2) a second agent, wherein the second agent includes a sulfonated or sulfated anionic surfactant; a (3) a third agent, wherein the third agent includes an alkoxylated and anionic surfactant; and (4) a base liquid. In some embodiments, the compositions of the present disclosure further include a gas, such as nitrogen. Further embodiments of the present disclosure pertain to methods of formulating the aforementioned compositions for enhanced oil recovery. Additional embodiments of the present disclosure pertain to methods of recovering oil from a reservoir by utilizing the aforementioned compositions.
Public/Granted literature
- US20150267104A1 ULTRA-LOW-TENSION COMPOSITIONS AND THEIR USE IN ENHANCED OIL RECOVERY Public/Granted day:2015-09-24
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