Speaker's Biography Hubert Koepf Linde AG, Engineering Division Hubert is Specialist Engineer in Materials Technology for Linde AG, Linde Engineering Division since more than 25 years. Since Linde`s portfolio contains Engineering, Gas Production and Special Equipment Manufacture, he has wide background to share chemical plant life cycle considerations from different perspectives. He has worked on numerous steam cracker projects for new and revamped ethylene plants with specific emphasis on materials selection, failure analysis, welding techniques, non destructive testing and valuation of plants after long term service. Hubert holds a Ph.D. in natural sciences from the Ludwig-Maximilian-University, Munich, Germany