Cyclic amidine based corrosion inhibitors which inhibit corrosio

Details Cyclic amidine based corrosion inhibitors which inhibit corrosio Cyclic amidine based corrosion inhibitors which inhibit corrosio

1982-02-26

1983-06-14

Gluck, Irwin

Compositions

Preservative agents

Anti-corrosion

106 1414, 106 1415, 106 1431, 208 47, 252 855E, 252391, 422 12, C23F 111

Patent

active

043882137

ABSTRACT:
The invention relates to corrosion inhibitors which are amides of cyclic amidines. The inhibitors are particularly useful for preventing the corrosion of metals caused by H.sub.2 S and CO.sub.2 in water-in-oil, particularly in saltwater-in-oil emulsions.

REFERENCES:
patent: 2926169 (1960-02-01), Hughes
patent: 2987522 (1961-06-01), Shen
patent: 3017356 (1962-01-01), Hughes et al.
patent: 3450646 (1969-06-01), Annand et al.
patent: 3531496 (1970-09-01), Annand et al.
patent: 3584008 (1971-06-01), Redmore
patent: 3585210 (1971-06-01), Redmore
patent: 3669612 (1972-06-01), Ammand et al.
patent: 3711404 (1973-01-01), Redmore

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