M.C. Wagner is a process development engineer for the Atlantic Richfield Company, Harvey, Illinois. His current responsibilities involve development of FCC feed hydrotreating technologies. Previously, he worked on a number of FCC projects, which included the cracking of residuum and the development of ARCO's SO, reducing catalyst, HRD-276. He received a B.S. degree in chemical engineering from Illinois Institute of Technology in 1979 and is a member of Tau Beta Pi.
L. M. Magnabosco is currently Manager of Process Development for Atlantic Richfield Petroleum Products Company at their Harvey Research Center. He obtained a Dr. Sc. Tech. in 1967 from the Swiss Federal Institute of Technology in Zurich, Switzerland. He has been involved in various areas of petroleum refining technology, including FCC SO reduction.