公开(公告)号：US10744557B2

公开(公告)日：2020-08-18

申请号：US15034612

申请日：2014-10-28

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Dewight R. Cassells ,  Alan C. Barron ,  John P. Rizzo ,  Gordon Miller Reed ,  Tracy A. Propheter-Hinckley

IPC: B22C9/18 ,  B22C9/10 ,  B22C9/24 ,  F01D5/18 ,  F01D9/02 ,  F04D29/32 ,  F04D29/54

Abstract: A refractory metal core (RMC) finishing method according to an exemplary aspect of the present disclosure includes, among other things, performing a plurality of finishing operations on a plurality of RMC samples, analyzing one or more properties of at least a portion of the plurality of RMC samples and selecting a combination of finishing operations for generating an RMC having desirable properties for manufacturing a part free from defects.

公开(公告)号：US11529674B2

公开(公告)日：2022-12-20

申请号：US16808529

申请日：2020-03-04

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Dewight R. Cassells ,  Alan C. Barron ,  John P. Rizzo ,  Gordon Miller Reed ,  Tracy A. Propheter-Hinckley

IPC: B22C9/18 ,  B22C9/10 ,  B22C9/24 ,  F01D5/18 ,  F01D5/12 ,  G01B11/30 ,  G01N19/04 ,  F01D9/02 ,  F04D29/32 ,  F04D29/54

Abstract: A refractory metal core (RMC) finishing method according to an exemplary aspect of the present disclosure includes, among other things, performing a plurality of finishing operations on a plurality of RMC samples, analyzing one or more properties of at least a portion of the plurality of RMC samples and selecting a combination of finishing operations for generating an RMC having desirable properties for manufacturing a part free from defects.

公开(公告)号：US20200238368A1

公开(公告)日：2020-07-30

申请号：US16808529

申请日：2020-03-04

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： Dewight R. Cassells ,  Alan C. Barron ,  John P. Rizzo ,  Gordon Miller Reed ,  Tracy A. Propheter-Hinckley

IPC: B22C9/18 ,  B22C9/10 ,  B22C9/24 ,  F01D5/18 ,  F01D5/12 ,  F01D9/02 ,  F04D29/32 ,  F04D29/54 ,  G01B11/30 ,  G01N19/04

Abstract: A refractory metal core (RMC) finishing method according to an exemplary aspect of the present disclosure includes, among other things, performing a plurality of finishing operations on a plurality of RMC samples, analyzing one or more properties of at least a portion of the plurality of RMC samples and selecting a combination of finishing operations for generating an RMC having desirable properties for manufacturing a part free from defects.