RPT-U.S. oil pipeline companies, producers seek relief from steel tariffs
June 19, 2018 at 06:00 AM EDT
HOUSTON, June 19 (Reuters) - Major U.S. energy companies including Plains All American Pipeline, Hess Corp and Kinder Morgan Inc are among many seeking exemptions from steel-import tariffs as the United States ratchets up trade tensions with exporters including China, Canada and Mexico.
