Anadarko to Buy Freeport's U.S. Gulf Assets Posted by Eric Haun September 12, 2016 Anadarko Petroleum Corp said it agreed to buy deepwater Gulf of Mexico assets of Freeport McMoRan Inc's oil and gas unit for $2 billion. The deal, effective Aug. 1, adds about 80,000 net barrels of oil equivalent per day to Anadarko's sales-volume outlook. (Reporting by Rachit Vats in Bengaluru; Editing by Anil D'Silva) Email