Exxon reports Beaumont refinery coker upset -filing

HOUSTON, June 7 (Reuters) - Exxon Mobil Corp (XOM.N) reported a malfunction on Friday night in a coking unit at its 348,500 barrel per day (bpd) Beaumont, Texas, refinery, according to a notice posted with state pollution regulators.

A wet gas compressor on the coker tripped offline, according to the notice posted on Saturday with the Texas Commission on Environmental Quality. (Reporting by Erwin Seba; Editing Bernard Orr)