Agreement grants Shell exclusive development and licensing rights for SBI BioEnergy patented renewable drop-in biofuels. Calgary, June 26, 2017 - Royal Dutch Shell plc, through its subsidiary Shell International Exploration and Production B.V. (“Shell”), and SBI BioEnergy Inc. have reached an agreement granting Shell exclusive development and licensing rights for SBI’s biofuel technology. Edmonton-based SBI has a patented process that can convert a wide range of waste oils, g