公开(公告)号：US20180087522A1

公开(公告)日：2018-03-29

申请号：US15720312

申请日：2017-09-29

Applicant: Nuovo Pignone Tecnologie Srl

Inventor： Massimo Giannozzi ,  Iacopo Giovannetti ,  Andrea Massini ,  Bulent Aksel ,  Christophe Lanaud ,  Julian O'Flynn ,  Scott Finn

IPC: F04D29/28 ,  B29C45/14 ,  F04D29/22 ,  B29D99/00 ,  F04D29/02 ,  B29C70/48 ,  B29L31/08

CPC classification number: F04D29/289 ,  B29C45/14065 ,  B29C45/14786 ,  B29C70/48 ,  B29D99/0028 ,  B29K2713/00 ,  B29L2031/087 ,  F04D29/023 ,  F04D29/2227 ,  F04D29/2294 ,  F04D29/284 ,  F05D2230/20 ,  F05D2300/43 ,  Y10T29/49337

Abstract: An aerodynamic vane insert configured to reproduce at least an aerodynamic vane of a finished centrifugal impeller and a method for building a centrifugal impeller for a turbomachine.

公开(公告)号：US11148200B2

公开(公告)日：2021-10-19

申请号：US15780711

申请日：2016-12-01

Applicant: Nuovo Pignone Tecnologie Srl

Inventor： Pierluigi Tozzi ,  Massimo Giannozzi ,  Iacopo Giovannetti ,  Leonardo Tognarelli ,  Antonella Dimatteo

IPC: B33Y80/00 ,  B33Y10/00 ,  B22F5/04 ,  F01D5/28 ,  F04D29/18 ,  F04D29/02 ,  B22F7/06 ,  F01D5/14 ,  B22F10/20 ,  B22F3/15 ,  B22F7/08

Abstract: A method for manufacturing a component of a rotating machine comprises the steps of forming a structural inner portion by additive manufacturing from a first material; covering the structural inner portion with a protective outer portion made of a second material; the first material has a melting point higher than a second material.

公开(公告)号：US11384027B2

公开(公告)日：2022-07-12

申请号：US15575976

申请日：2016-05-19

Applicant: Nuovo Pignone Tecnologie Srl

Inventor： Iacopo Giovannetti ,  Antonella Dimatteo ,  Massimo Giannozzi ,  Francesco Mastromatteo ,  Pierluigi Tozzi

IPC: B32B15/04 ,  C04B35/58 ,  C04B35/645 ,  B32B18/00 ,  C04B35/65 ,  C04B35/657 ,  F01D5/28

Abstract: A silicide-based composite material is disclosed, comprising a silicide of Mo, B, W, Nb, Ta, Ti, Cr, Co, Y, or a combination thereof, Si3N4, and at least an oxide, as well as and a process for producing the same.

公开(公告)号：US10724122B2

公开(公告)日：2020-07-28

申请号：US16080364

申请日：2017-03-10

Applicant: Nuovo Pignone Tecnologie Srl

Inventor： Antonella Dimatteo ,  Iacopo Giovannetti

IPC: C22C19/05 ,  F01D5/28 ,  F01D9/02 ,  F01D9/04 ,  C22C1/04 ,  B33Y70/00 ,  B33Y80/00 ,  F23R3/00 ,  B33Y10/00

Abstract: An alloy is disclosed, encompassing reduced amounts of Hafnium and Carbon so as to achieve an excellent oxidation resistance, as well as gas turbine applications using the same.