Invention Grant
- Patent Title: Super heavy oil development method for strengthening SAGD steam chamber to break through low physical property reservoir
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Application No.: US16605068Application Date: 2019-04-04
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Publication No.: US11078768B2Publication Date: 2021-08-03
- Inventor: Teng Lu , Zhaomin Li , Jianping Yang , Hongyuan Wang , Shizhong Wang , Yao Wei , Zhuangzhuang Wang , Dawei Hou , Yajie Xu
- Applicant: CHINA UNIVERSITY OF PETROLEUM
- Applicant Address: CN Qingdao
- Assignee: CHINA UNIVERSITY OF PETROLEUM
- Current Assignee: CHINA UNIVERSITY OF PETROLEUM
- Current Assignee Address: CN Qingdao
- Agency: CBM Patent Consulting, LLC
- Priority: CN201810454246.4 20180514
- International Application: PCT/CN2019/081530 WO 20190404
- International Announcement: WO2019/218798 WO 20191121
- Main IPC: E21B43/24
- IPC: E21B43/24 ; E21B43/30 ; E21B43/16

Abstract:
Disclosed belongs to the technical field of oil and gas field development engineering, and particularly relates to a super heavy oil development method for strengthening an SAGD steam chamber to break through a low physical property reservoir. The super heavy oil development method for strengthening the SAGD steam chamber to break through the low physical property reservoir includes the following steps: (1) selection of a developed oil reservoir; (2) well distribution; (3) steam chamber forming; (4) steam chamber expansion; (5) steam chamber strengthening. The method may enhance the ability of the steam chamber to break through the low physical property reservoir, enlarge the development height of the steam chamber, and further improve the SAGD development effect of super heavy oil.
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