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US 2004/0200756 A1Published application
Olefin plant corrosion control
AssigneeEquistar Chemicals, LP
InventorRobert J. Haynal
Life of this patent
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Abstract
A method for reducing the amount of acid corrosion and products of acid corrosion in an olefin production plant using ethylenediamine.
Claims13
In a method for reducing at least one of acid corrosion and products of acid corrosion in an olefin production plant, the improvement comprising introducing into at least one process stream in said plant ethylenediamine in an amount sufficient to at least one of reduce said acid corrosion and remove said products of acid corrosion.
Dependencies are inferred from the claim text.