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

Method of foam drilling using a sulfoacetate foaming agent

Patent ·
OSTI ID:7211141
A method is described of conducting foam drilling and workover operations in a borehole penetrating a subterranean formation, particularly a high-temperature formation such as a geothermal formation. An aqueous solution of a foaming agent is employed. A particularly preferred foaming agent is sodium lauryl sulfoacetate.
Assignee:
Union Oil Co. of California
Patent Number(s):
US 4036764
OSTI ID:
7211141
Country of Publication:
United States
Language:
English