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1. (WO2018038738) MULTI-LAYER PROTECTIVE COATING ENABLING NICKEL DIFFUSION

Pub. No.:    WO/2018/038738    International Application No.:    PCT/US2016/048987
Publication Date: Fri Mar 02 00:59:59 CET 2018 International Filing Date: Sat Aug 27 01:59:59 CEST 2016
IPC: C23C 28/02
C23C 10/28
Applicants: SIEMENS AKTIENGESELLSCHAFT
Inventors: RAJAGOPALAN, Sudhir
PATEL, Kirtan
DRAA, Phillip
SHARMA, Atin
Title: MULTI-LAYER PROTECTIVE COATING ENABLING NICKEL DIFFUSION
Abstract:
A component (10, 200, 300) is provided including a substrate (12, 202, 302); a first layer (16, 216, 316) disposed on the substrate (10, 202, 302) having a chromium-rich layer or an aluminum-rich layer; a second layer (18, 218, 318) disposed over the first layer (16, 216, 316) having the other of the chromium-rich layer and the aluminum-rich layer; and a nickel vehicle (20, 220, 320) associated with the second layer (18, 218, 318) to allow diffusion of nickel to the second layer (18, 218, 318).