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Celestino Bianco
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Publication of GB190815031ApublicationCriticalpatent/GB190815031A/en
15,031. Bianco. C. July 15. Zinc, depositing.-Metal articles are electroplated with zinc in an electrolyte containing zinc, iron, aluminium, and sodium, together with sulphuric and acetic acids, proportions being given. The metals or their oxides may be dissolved and mixed in the usual way. The iron, aluminium, and sulphuric acid may be combined to some extent as a double salt.
Process for brightening zinc and cadmium electroplate using an inner salt of a quaternized pyridine carboxylic acid and compositions containing the same