Oil & Natural Gas Technology DOE Award No.: DE-NT0006553 Progress Report First Half 2011 ConocoPhillips Gas Hydrate Production Test Submitted by: ConocoPhillips 700 G Street Anchorage, AK 99501 Principal Investigator: David Schoderbek Prepared for: United States Department of Energy National Energy Technology Laboratory July 31, 2011 Office of Fossil Energy