REFINERY NEWS: Marathon’s Minnesota refinery workers authorize midnight Dec. 31 work stoppage By admin Posted December 18, 2020 In In the News REFINERY NEWS: Marathon’s Minnesota refinery workers authorize midnight Dec. 31 work stoppage2020-12-182020-12-18/wp-content/uploads/liberty-petroleum-icon-logo2.pngLiberty Petroleum Corp/wp-content/uploads/liberty-petroleum-icon-logo2.png200px200px Refinery: St. Paul Park, Minnesota Owner: Marathon Petroleum Capacity: 103,000 b/d Notes: A spokesman for…