Kamat, A. M. (Inventor), Kottapalli, A. G. P. (Inventor) & Pei, Y. (Inventor), 20-May-2021, IPC No. B22F3/00, B22F5/00, B29C33/38, B29C33/52, B29C39/36, B29C64/153, B29C64/40, Patent No. WO2021094623A1, 16-Nov-2020, Priority date 15-Nov-2019, Priority No. EP19209513A