Corrosion inhibitor

Details Corrosion inhibitor Corrosion inhibitor

1978-05-05

1980-06-03

Padgett, Benjamin R.

Compositions

Preservative agents

Anti-corrosion

252181, 210 59, 210 60, 260961, 422 15, C23F 1116, C23F 1114

Patent

active

042060753

ABSTRACT:
Use of amino tris(methylene phosphonic acid) and 1-hydroxyethylidene-1,1-diphosphonic acid in a ratio of from about 1:1 to about 3:1 by weight to inhibit corrosion of low carbon steel in aqueous systems.

REFERENCES:
patent: 3483133 (1969-12-01), Hatch et al.
patent: 3510436 (1970-05-01), Silverstein et al.
patent: 3532639 (1970-10-01), Hatch
patent: 3669047 (1972-10-01), Putnoy
patent: 3723333 (1973-03-01), Freyhold
patent: 3932303 (1976-01-01), Hollingshad
patent: 3935125 (1976-01-01), Jacob
patent: 3992318 (1976-11-01), Gaupp et al.
patent: 4076501 (1978-02-01), Harris et al.

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