State environmental regulators on Thursday approved Marathon Petroleum Company's request for a changed air permit. The decision paves the way for the Detroit refinery at 1001 South Oakwood Boulevard ...
Flint Hills Resources plans to add a diesel desulfurization unit and a sulfur recovery unit to its 56-year-old West Plant, part of the company's 300,000 b/d Corpus Christi, Tex., refinery complex.
Valero Energy Corp., San Antonio, Tex., has started up a new 55,000-b/d delayed coker and sulfur recovery unit at the operator’s 395,000-b/d refinery in Port Arthur, Tex. Valero Energy Corp.'s Port ...