BP restarts Texas City refinery ultracracker-filing

HOUSTON, May 17 (Reuters) - BP Plc (BP.L) restarted an ultracracker at its 467,720 barrel per day (bpd) Texas City, Texas, refinery on Sunday, according to a notice filed with state pollution regulators.

The restart of the ultracracker, a type of hydrocracking unit, is expected to last through Thursday, according to the notice filed with the Texas Commission on Environmental Quality. (Reporting by Erwin Seba, editing by Maureen Bavdek)