Chevron Lummus Global (CLG), a joint venture between Chevron U.S.A. Inc. and Lummus Technology, is a leading process technolo ... gy licensor for refining hydroprocessing technologies and alternative source fuels, as well as a global leader in catalyst system supply. CLG offers the most complete bottom-of-the-barrel solution for upgrading heavy oil residues. Our research and development experts are continuously seeking advancements in technology and catalysts that will improve operating economics for your next project. For more information, visit www.chevronlummus.com read more