Corrosion inhibitor compositions

Compositions – Dust suppressants for bulk materials – or processes of...

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Details

252 87, 252149, 252391, C23F 1104, C23G 106

Patent

active

039793117

ABSTRACT:
A synergistic mixture of an alkynyl cycloalkanol and an N,N'-dicycloalkyl-thiourea is used as an inhibitor in protecting metals from acid attack when cleaning said metals with an acid solution.

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patent: 3404094 (1968-10-01), Keeney
patent: 3619125 (1971-11-01), Porwancher et al.
patent: 3669902 (1972-06-01), Hirner
patent: 3779935 (1973-12-01), McDougall et al.

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