Test cell for identifying deactivated surface areas of an electrode
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United States of America Patent
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Oct 16, 1990
Issued Date -
N/A
app pub date -
Jan 23, 1990
filing date -
Nov 3, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Process for the visual inspection of an electrode (anode) having an activated layer for electrogalvanizing plants for steel bands in which the electrode to be tested is inserted between anode and cathode of a sodium sulfate electrolytic cell with the surface to be tested facing toward the cathode. After a voltage is applied the development of the gas bubbles on the activated layer is monitored by means of a video camera.
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