Invention Grant
- Patent Title: Zonal contact with cementing and fracture treatment in one trip
- Patent Title (中): 一次性固定和骨折处理的区域接触
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Application No.: US13250519Application Date: 2011-09-30
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Publication No.: US09206678B2Publication Date: 2015-12-08
- Inventor: Gary L. Rytlewski
- Applicant: Gary L. Rytlewski
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Agent Patrick Traister
- Main IPC: E21B43/26
- IPC: E21B43/26 ; E21B34/14 ; E21B34/00

Abstract:
Systems and methods for fracturing multiple zones in a wellbore are provided. Cement can be pumped through a work string into a first annulus formed between a liner and a wall of the wellbore. One or more first contact valves in the liner can be opened with the work string. Fluid can flow through the work string and the one or more first contact valves to fracture a first zone. One or more second contact valves in the liner can be opened with the work string. Fluid can flow through the work string and the one or more second contact valves to fracture a second zone.
Public/Granted literature
- US20120080190A1 ZONAL CONTACT WITH CEMENTING AND FRACTURE TREATMENT IN ONE TRIP Public/Granted day:2012-04-05
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