Contract Stogit S.p.a.-Hydro Drilling S.r.l. 20 December 202220 December 2022 by valentinaIn 2022 Stogit S.p.a. (SNAM Rete Gas Group S.p.a.) assigned to Hydro Drilling Srl a three-year contract for “Drilling services with a reduced environmental impact hydraulic rig to be used onshore”.