Calcium removal method formed in crude oils containing calcium naphthenate

摘要

Additive and Method for Removing Calcium in Calcium Naphthenate Crude Oils ", there is provided an additive and method for removing calcium from crude oil or its mixtures containing calcium naphthenate at low ph as well as high ph. There is also provided an additive and method for removing calcium from crude oil or calcium naphthenate-containing mixtures thereof under basic and alkaline conditions and at low ph as well as high ph ranging from approximately 5 to 11.