SYDNEY, July 3 (Reuters) - BHP Billiton Ltd
BHP would write down the value of Yabulu assets by $500 million and write off a further $175 million in unrecoverable tax benefits. The sale is expected to be finalised by July 31.
The Yabulu refinery is in northern Australia. ($1=A$1.25) (Reporting by Denny Thomas; Editing by Mark Bendeich)