Ecolab USA Inc.

Maria DeJesus Marquez

Oussama Zenasni

Philip Andrew Thornthwaite

John Nathan Scholz

Janelle Pennington

Compounds, compositions and methods are provided for reducing, inhibiting, or preventing corrosion of a surface, using a corrosion-inhibiting composition comprising a dispersant having the structure of Formula 1 and a corrosion inhibitor having the structure of Formula 2 wherein Xis hydroxyl, —OC(O)R; Xis hydroxyl, or —OC(O)R; Xis hydroxyl or —OC(O)R; R, R, and Rare independently Cto Calkyl or alkenyl; m, n, and o are independently integers from 1 to 10; R, R, R, R, and Rare independently hydrogen or —C(O)—R; Ris Cto Calkyl or alkenyl; p is an integer of 0 or 1; q is an integer of 1 to 4; r is an integer of 0 or 1; s is an integer of 0 or 1; t is an integer from 1 to 4; and p1, q1, r1, r2, s1, and t1 are independently integers from 1 to 6; wherein when p, r, and s are 0, q+t is an integer from 4 to 8 and at least one of R, R, R, R, and Ris —C(O)—R.

Corrosion inhibitor for mitigating alkaline carbonate stress corrosion cracking

Disclosed are sulfur-containing molybdenum complexes used in compositions and methods for inhibiting or reducing high temperature corrosion in petroleum refineries.

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Houston, TX, United States of America

Maria DeJesus Marquez