High temperature corrosion inhibitor

Details High temperature corrosion inhibitor High temperature corrosion inhibitor

C - Chemistry, Metallurgy

10

G

C10G 7/10 (2006.01) C10G 9/16 (2006.01) C10L 1/26 (2006.01) C10L 10/04 (2006.01)

Patent

CA 2585491

A process for the inhibition of corrosion caused by naphthenic acid during the elevated temperature processing of crude oil or the high temperature distillates derived therefrom by use of a treatment comprising (I) tetra functional substituted aromatic compounds and (II) esters or anhydrides of trimellitic acid.

La présente invention concerne un procédé pour inhiber la corrosion causée par de l'acide naphténique lors du traitement à température élevée de pétrole brut ou de distillats à haute température dérivés de celui-ci, au moyen d'un traitement qui comprend (I) des composés aromatiques substitués tétrafonctionnels et (II) des esters ou des anhydrides d'acide trimellitique.

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