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CATHODIC PROTECTION OF CLOSELY SPACED OIL WELL CASINGS
CATHODIC PROTECTION OF CLOSELY SPACED OIL WELL CASINGS
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机译:密闭空间油井套管的阴极保护
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摘要
A method of cathodically protecting a plurality of closely spaced oil well casings by maintaining the casings at a predetermined negative potential with short current pulses and so timing said pulses that they do not overlap and thereby create mutual interference.
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