Corrosion inhibiting composition and process of using same

Details Corrosion inhibiting composition and process of using same Corrosion inhibiting composition and process of using same

1977-04-01

1979-02-06

Padgett, Benjamin R.

Compositions

Water-softening or purifying or scale-inhibiting agents

Plant or organic material containing

106 1412, 210 59, 210 60, 252 87, 252387, 252389A, 422 12, C23F 1116, C02B 502, C02B 506, C23F 1112

Patent

active

041383532

ABSTRACT:
This invention is directed to a corrosion inhibiting composition and to a process for inhibiting corrosion and the deposition of mineral scale on metal in aqueous systems which comprises adding to the water effective amounts of citric acid and/or the alkali metal salts thereof or combinations of a metal molybdate with citric acid and/or an alkali metal salt thereof and at least one amino methylene phosphonic acid or a derivative thereof.

REFERENCES:
patent: 3110684 (1963-11-01), Miller
patent: 3723347 (1973-03-01), Mitchell
patent: 3891568 (1975-06-01), Nishio et al.
patent: 3992318 (1976-11-01), Gaupp et al.

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