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LUBRICANTS AND OILS
Noncorrosive Lubricating Oil
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To Blacken Aluminum Die Castings
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To Dye Anodized Aluminum
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To Color Galvanized Iron (Japanese Patent 6610) (1959)
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Blackening of Steel
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To Blacken Stainless Steel (British Patent 834,834)
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Chemical Polishing of Steel Wire (Japanese Patent 5004) (1953)
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Chemical Polishing of Nickel (U.S. Patent 2,680,678)
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Electropolishing Solution for Nickel-Chromium and Stainless Steel
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Electropolishing Titanium
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