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Leopold Trunkhahn
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11,498. Trunkhahn, L. May 16. Electrolytes.-A ferment, such as barm, is added to electrolytic baths which contain sugars, to promote the adherence and lustre of the metallic deposits. In an example, barm is added to a zinc bath which contains a zinc sulphate, aluminium sulphate, calcium carbonate, and maltose or dextrose.
GB190611498D1906-05-161906-05-16An Improved Process for Obtaining Electrolytic Metallic Deposits.
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