https://3dprintingindustry.com/news/interview-armin-treubel-siemens-first-3d-printed-steam-turbine-parts-134425/
Interview: Armin Truebel for Siemens' first 3D printed steam turbine parts - 3D Printing Industry
Jun 11, 2018 - Following the award-winning 3D printed gas turbine blade of 2017, Siemens has reached another industry milestone. This time, oil sealing rings have become the...