配方

配方类型

配方说明

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METALS

Black Oxide Coating for Aluminum (U.S. Patnet 2,681,873)

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METALS

Bismuth-Plating Bath

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Chromium Plating

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LUBRICANTS AND OILS

Noncorrosive Solid Lubricant (U.S. Patent 2,619,458)

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METALS

Plating with Platinum Group

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Alkaline Iron Plating

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High-Current-Density Silver Plating (U.S. Patent 2,613,179)

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Tin-Nickel Alloy Plating

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Hard Tin Plating

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Plating Steel Hardware