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CORROSION INHIBITION WITH A TANNIN, CYANOHYDRINATED LIGNOSULFONATE, AND AN INORGANIC METAL SALT COMPOSITION
CORROSION INHIBITION WITH A TANNIN, CYANOHYDRINATED LIGNOSULFONATE, AND AN INORGANIC METAL SALT COMPOSITION
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机译:单宁,氰基氰基磺酸盐和无机金属盐成分的缓蚀作用
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摘要
A corrosion-inhibiting composition and process consisting of (a) a water-dispersible tannin, (b) a cyanohydrinated lignosulfonate or naphthalene sulfonate, and (c) a polyvalent metal ion masking agent for the chelating system, e.g., zinc nitrate.
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