2020 REFINING PROCESSES HANDBOOK PROCESS CATEGORIES COMPANY INDEX Eni S.p.A. Refining & Marketing Biofuels-Eni hydrotreated vegetable oils (HVO)-Ecofining™ Upgrading, Heavy Oil-Eni Slurry Technology (EST) Copyright © 2020 Gulf Energy Information. All rights reserved.http://www.hydrocarbonprocessing.com/