Shell says returning Deer Park crude unit to normal

HOUSTON, May 19 (Reuters) - Shell Oil Co (RDSa.L) said on Tuesday night it planned to restore a crude unit at its 333,700 barrel per day Deer Park, Texas, refinery to normal operations by Wednesday morning.

The 270,000 bpd crude unit malfunctioned late Tuesday morning.

The unit was secured and stabilized by Tuesday afternoon, Shell said. (Reporting by Erwin Seba; Editing by David Gregorio)