Oil refiners are companies or industries that take crude oil, which is extracted from the ground, and process it into usable products like gasoline, diesel, and other petroleum-based products that we use in our daily lives. Full definition
Valero Energy (VLO) is the leading oil refiner in the U.S.. (alephblog.com)
MOVERS AND SHAKERS: Saudi Arabia's state - oil giant Aramco has added its first female director to its board: Lynn Laverty Elsenhans, the former chairwoman, president and CEO of U.S. oil refiner Sunoco. (fortune.com)
Buffett's Berkshire Hathaway Inc. paid some $ 390 million for another 5.1 million shares of oil refiner Phillips 66 this month, boosting its investment to 65.68 million shares that today are worth around $ 5.21 billion. (oilprice.com)