HOUSTON, April 10 (Reuters) - Royal Dutch Shell Plc'sNorco, Louisiana, chemical plant on Wednesday beganrestarting an olefins unit shut as part of the overhaul of thegasoline-producing unit at the company's adjoining refinery,said sources familiar with plant operations.
The Gas Olefins Unit 1 (GO-1 North) North processes gasolefins produced by the gasoline-producing Residual CatalyticCracking Unit, which was shut on March 7 for a two-monthoverhaul, the sources said. Once GO-1 North restarts, Shellplans to shut the south gas olefins unit, the sources said.(Reporting by Erwin SebaEditing by Leslie Adler)