skip to main content
OSTI.GOV title logo U.S. Department of Energy
Office of Scientific and Technical Information

Title: Antifoulant additive for light end hydrocarbons

Patent ·
OSTI ID:6727012

This patent describes a method of treating a highly paraffinic hydrocarbon liquid containing not more than 5 wt% aromatics and from 10 to 10,000 ppm high molecular weight asphaltenes to prevent asphaltene fouling of equipment at temperatures below 400{degrees} F. It comprises: adding to the hydrocarbon liquid not less than 10 ppm and not more than 200 ppm of an oil soluble overbased magnesium alkyl aromatic sulfonate to inhibit asphaltene fouling.

Assignee:
Exxon Chemical Patents Inc., Linden, NJ (USA)
Patent Number(s):
US 4931164; A
Application Number:
PPN: US 7-270545A
OSTI ID:
6727012
Resource Relation:
Patent File Date: 14 Nov 1988
Country of Publication:
United States
Language:
English