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U.S. Department of Energy
Office of Scientific and Technical Information

Patterns of horizontal and vertical wells for improving oil recovery efficiency

Patent ·
OSTI ID:6746611
This patent describes a modified 9 spot well pattern for recovering hydrocarbons from an underground formation, which comprises: a substantially vertical central well; four substantially vertical corner injection wells; and four substantially horizontal wells as the side wells in a modified 9 spot well pattern; the horizontal side wells aligned on axes perpendicular to the substantially rectangular boundaries of the modified 9 spot well pattern.
Assignee:
Texaco Inc., White Plains, NY
Patent Number(s):
US 4646824
OSTI ID:
6746611
Country of Publication:
United States
Language:
English