Invention Grant
- Patent Title: Helical winding of insulated conductor heaters for installation
- Patent Title (中): 绝缘导线加热器螺旋缠绕安装
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Application No.: US13083177Application Date: 2011-04-08
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Publication No.: US08967259B2Publication Date: 2015-03-03
- Inventor: Ronald Marshall Bass , Robert Guy Harley , Edward Everett De St. Remey
- Applicant: Ronald Marshall Bass , Robert Guy Harley , Edward Everett De St. Remey
- Applicant Address: US TX Houston
- Assignee: Shell Oil Company
- Current Assignee: Shell Oil Company
- Current Assignee Address: US TX Houston
- Main IPC: E21B36/00
- IPC: E21B36/00 ; E21B43/24 ; E21B36/04 ; H05B3/10 ; H05B3/44
Abstract:
A method for installing two or more heaters in a subsurface formation includes providing a spool having a substantially helical configuration of two or more heaters that have been spooled on the spool. The helical configuration of heaters is unspooled from the spool and the helical configuration of heaters is installed into an opening in a subsurface formation.
Public/Granted literature
- US20110247817A1 HELICAL WINDING OF INSULATED CONDUCTOR HEATERS FOR INSTALLATION Public/Granted day:2011-10-13
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