The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 30, 2025
Filed:
Mar. 01, 2023
Applicant:
Cryostar Sas, Hesingue, FR;
Inventor:
Anny Murad-Bickard, Hesingue, FR;
Assignee:
Cryostar SAS, Hesingue, FR;
Primary Examiner:
Int. Cl.
CPC ...
B22F 10/66 (2021.01); B22F 5/04 (2006.01); B22F 10/62 (2021.01); B33Y 40/20 (2020.01); B33Y 10/00 (2015.01);
U.S. Cl.
CPC ...
B22F 10/66 (2021.01); B22F 10/62 (2021.01); B33Y 40/20 (2020.01); B22F 5/04 (2013.01); B33Y 10/00 (2014.12);
Abstract
A method for manufacturing an impeller, in particular, for a turbomachine, said impeller comprising vanes forming channels in the impeller, the method comprising the following steps: a) forming a raw impeller part by means of additive manufacturing; b) removing), from the raw impeller part, at an inner surface of at least one channel, material in a first area and in a second area of the inner surface, by means of post-processing, to obtain an intermediate impeller part; and c) removing, from the intermediate impeller part in the first area, material by means of machining.