Corrosion control in olefin production plants

Details Corrosion control in olefin production plants Corrosion control in olefin production plants

2006-10-24

2006-10-24

Caldarola, Glenn (Department: 1764)

Mineral oils: processes and products

Chemical conversion of hydrocarbons

With prevention of corrosion or erosion in system

C208S0480AA, C208S055000, C208S228000, C208S299000, C252S394000, C422S012000, C507S241000, C507S243000, C507S244000, C585S804000

Reexamination Certificate

active

07125483

ABSTRACT:
A method for reducing acid corrosion and products of acid corrosion in a thermal cracking plant, the acid corrosion products being compounds of iron, chromium, nickel, lead, cadmium, manganese, mercury, magnesium, calcium, sodium, copper, zinc, lead, molybdenum, and aluminum, the improvement comprising introducing ethylene diamine into at least one process stream of the plant.

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