sour corrosion

sour corrosion

[′sau̇r kə′rō·zhən]
(petroleum engineering)
Corrosion occurring in oil or gas wells where there is an iron sulfide corrosion product, and hydrogen sulfide is present in the produced reservoir fluid.
References in periodicals archive ?
Smith and Miller [7] studied the sour corrosion mechanisms and revealed that mackinawite is first produced and then converted to other forms of iron sulfide in longer term exposure to [H.sub.2]S [8].
Wright, "Prediction of Minimum [H.sub.2]S Levels Required for Slightly Sour Corrosion," in Proceedings of the NACE Corrosion/94, NACE International, Houston, Tex, USA, 1994.
Wright "Prediction of Minimum H2S Levels Required fopr Slightly Sour Corrosion" Corrosion 94 Paper #1 l NACE.