Key Takeaways Eni gains approval to convert certain Sannazzaro refinery units into a renewable fuels biorefinery.The project will use Ecofining tech to process waste fats and residues into HVO biofuels.Biorefinery capacity is set at 550,000 tonnes annually, with renewable fuel output from 2028.Eni S.p.A (E) , an Italian oil and gas firm, announced that the Italian ministry of the Environment and Energy Security has granted its consent to transform certain units of Eni’s Sannazzaro de’ Burgondi refinery into ...