National Iranian Gas Company Iran All previous conference papers fromNational Iranian Gas Company Title Sort descending Presenter Conference year Apply Non Destructive Testing for Assessment Hydrogen Cracking in Joining Procedure of Split Tee to Pipeline in Hot Tapping Meysam Rasooly ptc 2013 Essential Parameters for Determining Gas Pipeline In-Line Inspection Interval Hossein Abdi ptc 2016 Natural Gas Industry in Iran Hedayat Omidvar ptc 2008 Simulation The Changes In Pressure, Temperature And The Velocity Of Gas In Various Elevations Case Study On Igat-3 In Distance Of Qazvin-Rasht Amin Abdali ptc 2018 Thermodynamic Analysis of Natural Gas Flow Passing through Pressure Reduction Stations (CGS) Regulators with computational fluid dynamic (CFD) Ehsan Hakimi ptc 2017