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

Subsea pipeline leak detection

Patent ·
OSTI ID:5383078
This patent describes a method for the location of a leak in a subsea hydrocarbon pipeline. It comprises: transmitting acoustic waves into the pipeline, the waves traveling through a rupture in the pipeline causing the leak; towing an array of hydrophones in the vicinity of the pipeline; knowing the relative location of each of the hydrophones in the array; and correlating the intensity of the acoustic waves received by each hydrophone will the known location of each hydrophone to calculate the location of the leak.
Assignee:
Shell Oil Co., Houston, TX (USA)
Patent Number(s):
US 4996879; A
Application Number:
PPN: US 7-401274
OSTI ID:
5383078
Country of Publication:
United States
Language:
English