公开(公告)号：US20210308793A1

公开(公告)日：2021-10-07

申请号：US17212093

申请日：2021-03-25

Applicant: ROLLS-ROYCE plc

Inventor： Iulian MARINESCU ,  Adrian W Y TAN ,  Erjia LIU ,  Feng LI ,  Wen SUN

IPC: B23K26/211 ,  B23K26/24 ,  B23K26/322 ,  B23K103/00 ,  B23K103/18

Abstract: A method of joining first and second component bodies comprises: cold-spraying a first joining surface of the first component body with a bond material which is harder than the first joining surface; cold-spraying a second joining surface of the second component body with the bond material; and joining the first and second component bodies by way of the first joining surface.

公开(公告)号：US20210207271A1

公开(公告)日：2021-07-08

申请号：US17125270

申请日：2020-12-17

Applicant: ROLLS-ROYCE plc

Inventor： Feng LI ,  Iulian MARINESCU ,  Adrian WY TAN ,  Sun WEN ,  Erjia LIU

IPC: C23C24/04 ,  C23C28/02

Abstract: A method comprising: cold-spraying a surface of a substrate with a bond material to form a bond coating; and cold-spraying a surface of the bond coating with a coating material to form a top coating. The bond material is different from the coating material and harder than the surface of the substrate.

公开(公告)号：US20200216965A1

公开(公告)日：2020-07-09

申请号：US16720039

申请日：2019-12-19

Applicant: ROLLS-ROYCE plc

Inventor： Iulian MARINESCU ,  Erjia LIU ,  Ayan BHOWMIK ,  Adrian W. TAN ,  Feng LI ,  Wen SUN

IPC: C23C24/04 ,  F02B77/02 ,  H05B6/10 ,  H05B6/14 ,  H05B6/36

Abstract: A method of spray coating a substrate is disclosed, the method comprising: a step of spray coating metal particles onto a substrate; and a step of induction heating the coating; wherein the step of induction heating comprises performing the induction heating in a vacuum.