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

Method for scale removal and scale inhibition in a well penetrating a subterranean formation

Patent ·
OSTI ID:5720823
A method for removing scale and inhibiting the formation of scale in a well penetrating a subterranean formation for the production of fluids from the formation, the method comprising; injecting an aqueous solution of EDTA into the well in an amount and for a time effective to remove scale from the well; and, injecting a scale inhibitor through the well and into the subterranean formation surrounding the well.
Assignee:
Atlantic Richfield Company
Patent Number(s):
US 4495996
OSTI ID:
5720823
Country of Publication:
United States
Language:
English