Patents by Inventor Roberto MARCHI

Roberto MARCHI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Radial—axial turboexpander
    Patent number: 11149587
    Abstract: The combined radial-axial turboexpander (1) comprises a casing (3) and a shaft (5) arranged in the casing (3) for rotation therein. A radial impeller (25) and an axial expansion wheel (43) are mounted on the shaft (5). The axial expansion wheel (43) is arranged downstream of the radial impeller (25). A working fluid expands sequentially in the radial impeller and in the axial expansion wheel.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: October 19, 2021
    Assignee: NUOVO PIGNONE TECNOLOGIE—S.R.L.
    Inventors: Giuseppe Sassanelli, Paola Di Festa, Giuseppe Iurisci, Francesco Cangioli, Roberto Marchi, Davide Biliotti
  • RADIAL - AXIAL TURBOEXPANDER
    Publication number: 20190284935
    Abstract: The combined radial-axial turboexpander (1) comprises a casing (3) and a shaft (5) arranged in the casing (3) for rotation therein. A radial impeller (25) and an axial expansion wheel (43) are mounted on the shaft (5). The axial expansion wheel (43) is arranged downstream of the radial impeller (25). A working fluid expands sequentially in the radial impeller and in the axial expansion wheel.
    Type: Application
    Filed: March 14, 2019
    Publication date: September 19, 2019
    Inventors: Giuseppe SASSANELLI, Paola DI FESTA, Giuseppe IURISCI, Francesco CANGIOLI, Roberto MARCHI, Davide BILIOTTI