Method for the electrolytic pickling or degreasing of steel plate
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United States of America Patent
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Aug 25, 1992
Grant Date -
N/A
app pub date -
Oct 25, 1990
filing date -
Oct 27, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for the electrolytic pickling or degreasing of a steel plate in an aqueous solution having an electrode disposed therein, wherein an insoluble electrode or a ferrite electrode is used as the electrode, said insoluble electrode comprising an electrically conductive substrate having provided thereon directly or through an intermediate layer, an electrode coating containing a platinum group metal or an oxide thereof.
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