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Process for the oxidation by electrolytic means of the iron, steel, cast iron and copper, as well as other metals previously covered with a layer of iron or copper deposited electrolytically
Process for the oxidation by electrolytic means of the iron, steel, cast iron and copper, as well as other metals previously covered with a layer of iron or copper deposited electrolytically
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机译：用电解方法氧化铁，钢，铸铁和铜以及先前用电解沉积的铁或铜覆盖的其他金属的氧化方法
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106,774. Sestini, Q., and Rondelli, T. Nov. 18, 1916. Japanning. - Articles which have been coated with iron or copper oxide by a special process are immersed for say ten minutes in olive oil, or a mixture of linseed and mineral oils, at 150-180‹ C. They may then be polished by brushing.
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