September 1, 2021-: "Since 1922, management and technical professionals from petroleum refining, gas processing, petrochemical/chemical and engineer/constructor companies throughout the world have turned to Hydrocarbon Processing for high quality technical and operating information. Through its monthly magazine, website and e-newsletters, Hydrocarbon Processing covers technological advances, processes and optimization developments from throughout the global Hydrocarbon Processing Industry (HPI). Hydrocarbon Processing editors and writers provide real-world case studies and practical information that readers can use to improve their companies' operations and their own professional job skills."--taken from publisher web site.