公开(公告)号：US11724969B2

公开(公告)日：2023-08-15

申请号：US16220822

申请日：2018-12-14

Applicant: General Electric Company

Inventor： Matthew Troy Hafner ,  John McConnell Delvaux ,  Jason Robert Parolini ,  Rajendra Kumar Bordia ,  Quan Li

IPC: C04B41/45 ,  C04B41/50 ,  F01D5/28

CPC classification number: C04B41/4584 ,  C04B41/4543 ,  C04B41/4545 ,  C04B41/5031 ,  C04B41/5035 ,  C04B41/5045 ,  F01D5/282 ,  F05D2240/11 ,  F05D2300/603 ,  F05D2300/6033 ,  F05D2300/611

Abstract: A ceramic matrix composite (CMC) component includes at least one seal surface, the at least one seal surface disposed adjacent an interfacing surface for providing a seal therebetween; and a coating disposed on the seal surface. The coating includes an aluminum oxide and/or a silicon dioxide.

公开(公告)号：US11034842B2

公开(公告)日：2021-06-15

申请号：US16220804

申请日：2018-12-14

Applicant: General Electric Company

Inventor： Matthew Troy Hafner ,  John McConnell Delvaux ,  Jason Robert Parolini ,  Rajendra Kumar Bordia ,  Quan Li

IPC: C09D1/00 ,  F01D5/28 ,  C04B41/50 ,  C04B41/85 ,  F01D5/18

Abstract: A coating includes: at least 34.9 percent by mass silicon dioxide; at least 9.1 percent by mass aluminum oxide; and at least 16.1 percent by mass yttrium oxide.