NATIONAL EXPERIENCES Energypolis Sion Orbital welded stainless steel piping installation for fluids: N2 – O2 – CO2 – CH4 – AR – He – H2 – CO – H2S Eysins Orbital welded piping installations for CO2-N2-O2-Ac fluids. INTERNATIONAL EXPERIENCES Medistri Hungary - Székesfehérvár Installation of a medical device sterilization network using ethylene oxide. France - Villers-Montrond Steam turbine connection in the waste treatment plant. Madagascar - Antananarivo Orbital welded piping installations for CO2-N2-O2-Ac fluids. French Guiana - Kourou, Electropolished double-jacket line installation for Ar-He-H2-N2 fluids.