Citgo Petroleum Corp., Houston, has restarted a vacuum distillation unit and a delayed coker at its Lake Charles, La., refinery, both of which had been offline since the summer of 2020. Citgo ...
NEW YORK, May 11 (Reuters) - Valero Energy Corp said Tuesday it expected a coker at its 315,000 barrel-per-day refinery in Corpus Christi, Texas, to be back early next week after the 20,000 bpd unit ...