UPDATE 1-U.S. judge revives $6.3 bln fraud claim in Lyondell bankruptcy
July 27, 2016 at 14:35 PM EDT
NEW YORK, July 27 (Reuters) - A federal judge on Wednesday revived a lawsuit alleging that Lyondell Chemical Co intentionally cheated creditors out of $6.3 billion when it underwent a 2007 leveraged buyout, only to go bankrupt barely a year later.