- 专利标题： Coating for internal surfaces of an airfoil and method of manufacture thereof
-
申请号： US15605720申请日： 2017-05-25
-
公开(公告)号： US10711361B2公开(公告)日： 2020-07-14
- 发明人: Lei Chen , Lesia V. Protsailo , Michael N. Task
- 申请人： United Technologies Corporation
- 申请人地址： US CT Farmington
- 专利权人： RAYTHEON TECHNOLOGIES CORPORATION
- 当前专利权人： RAYTHEON TECHNOLOGIES CORPORATION
- 当前专利权人地址： US CT Farmington
- 代理机构： Cantor Colburn LLP
- 主分类号： C25D5/02
- IPC分类号： C25D5/02 ; C25D5/12 ; C25D5/48 ; C25D5/50 ; C25D7/00 ; C23C18/50 ; C23C18/16 ; F01D5/18 ; C23C18/32 ; C22C27/06 ; C25D3/56 ; C25D5/16 ; C25D5/18 ; F01D5/28
摘要：
Disclosed herein is a method of coating, comprising providing an article having an internal passage therein to be coated; electrolytically applying a first layer that comprises chromium or a chromium alloy onto a surface of the internal passage; electrolytically applying a second layer comprising aluminum or an aluminum alloy onto the first layer; and heat treating the article to promote interdiffusion between the first layer and the second layer.
公开/授权文献
信息查询
