FIELD: protecting metals from corrosion. SUBSTANCE: device has secondary voltage converter 1, power source 2, circuit 3 for limiting current, pulse voltage stabilizer 4, circuit 5 for protecting against shorting, pulse-width modulator 6, pulse generator 7, circuit 9 for shutting off, circuit 9 for switching in, source 10 of reference voltage, two comparators 11,12, comparing circuit 13, and protecting electrodes 14. EFFECT: enhanced anticorrosive protection. 3 cl, 5 dwg
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Authors
Dates
1995-07-25—Published
1993-03-25—Filed