Corrosion protection with sacrificial anodes

Chemistry: electrical and wave energy – Processes and products – Electrostatic field or electrical discharge

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Details

420528, 420540, C23F 1300, C22C 2100

Patent

active

046263292

ABSTRACT:
A method for inhibiting corrosion of metal in an electrolytic environment comprises electrically interconnecting the metal with an anode consisting essentially of an alloy of aluminum with a rare earth metal or mixture of rare earth metals, optionally also including zinc, and placing the anode into the environment.

REFERENCES:
patent: 3383297 (1968-05-01), Eberius
patent: 4141725 (1979-02-01), Murai et al.
patent: 4213799 (1980-07-01), Raghavan et al.
patent: 4213800 (1980-07-01), Mayo et al.

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