Johan Van RoijJohan van Roij is a Senior Materials and Corrosion Engineer, working in Shell's materials and corrosion research department from 1980 until 1988 and from 1995 until 1999 performing research on high temperature corrosion, stress corrosion cracking mecanisms, CO2-H2S corrosion, corrosion in amine treating units, underground (soil) corrosion, corrosion in chemical plants. From 1999 - 2010 he worked with Shell Global Solutions International as corrosion engineer working on materials selection for projects (especially Chemical plants and Amine Treating units), supporting Shell and non-Shell sites with integrity management programs (Corrosion Reviews, Risk Based Inspection implementations, Integrity Operating Windows, etc.) and materials selection for new units. Since 2010, Mr. van Roij has worked for Shell Projects & Technology as a senior materials and corrosion engineer for Refinery units and Chemical plants and "subject matter expert" for corrosion and corrosion mitigation in Chemicals plants and Amine Treating units. Read More Read Less