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.

Date of Patent:
Jan. 21, 2025

Filed:

Sep. 29, 2022
Applicant:

Safran, Paris, FR;

Inventors:

Ming Long, Paris, FR;

Ngadia Taha Niane, Moissy-Cramayel, FR;

Hugues Denis Joubert, Moissy-Cramayel, FR;

Heni Hachani, Moissy-Cramayel, FR;

Assignee:

SAFRAN, Paris, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 7/02 (2006.01); B22C 9/04 (2006.01); B22C 9/08 (2006.01); B33Y 80/00 (2015.01);
U.S. Cl.
CPC ...
B22C 7/02 (2013.01); B22C 9/04 (2013.01); B22C 9/08 (2013.01); B33Y 80/00 (2014.12);
Abstract

A method for manufacturing a shell mold intended for manufacturing at least one metal part by lost-wax casting, the shell mold including at least one molding cavity intended for molding the metal part, and at least one feed channel intended to convey a liquid metal to the molding cavity, the method including manufacturing a wax pattern including a part pattern intended to form the molding cavity and a feed channel pattern intended to form the feed channel, arranging at least one ceramic insert around at least a portion of the feed channel pattern, and manufacturing the shell mold around the wax pattern.


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