UK markets closed

Shell Convent, La. refinery returns CDU to production after restart -sources

HOUSTON, March 25 (Reuters) - The large crude distillation unit (CDU) was back in production on Wednesday at Royal Dutch Shell Plc's 211,270 barrel-per-day (bpd) Convent, Louisiana, refinery after restarting on Tuesday, said sources familiar with plant operations.

The 130,000 bpd CDU was shut on Feb 26 for an overhaul planned to last about 30 days, the sources said. (Reporting by Erwin Seba)