Method and composition for corrosion inhibition of carbon steel

Chemical apparatus and process disinfecting – deodorizing – preser – Process disinfecting – preserving – deodorizing – or sterilizing – Maintaining environment nondestructive to metal

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71 63, 71 6410, 71 34, C23F 1100

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046005587

ABSTRACT:
Corrosion of carbon steel storage and mixing equipment is inhibited by admixing an effective amount of a member selected from the group consisting of ammonium polyphosphate, sodium nitrite, potassium nitrite, ammonium thiosulfate, sodium thiosulfate and potassium thiosulfate with an aqueous solution of ammonium sulfate useful as a fertilizer.

REFERENCES:
patent: 3309324 (1967-03-01), Langguth et al.
patent: 3493337 (1970-02-01), Every et al.
patent: 3930832 (1976-01-01), Sansing, Jr. et al.
Betz Handbook, 6th Ed., 1962, pp. 254-269 & 271-278.

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