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:
Nov. 18, 2025
Filed:
Jan. 10, 2022
Applicant:
Commissariat À L'énergie Atomique ET Aux Énergies Alternatives, Paris, FR;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 1/00 (2006.01); B23K 1/20 (2006.01); B23K 35/26 (2006.01); B23K 103/00 (2006.01); B23K 103/16 (2006.01); B23K 103/18 (2006.01);
U.S. Cl.
CPC ...
B23K 1/206 (2013.01); B23K 35/262 (2013.01); B23K 2103/172 (2018.08); B23K 2103/18 (2018.08); B23K 2103/50 (2018.08);
Abstract
A method for joining, by brazing, a first part and a second part, the steps of preparing at least one of the parts including the following: a) providing a part intended to be brazed, the part being made of carbon or based on titanium, nickel or a CoCr alloy, b) performing inert gas plasma treatment on the part whereby the part is cleaned and an active surface is formed on the part, c) depositing a first layer comprising an active element on the active surface of the part, the active element being a carbide-forming element, d) depositing a second layer of gold on the first layer, whereby the first layer is protected from oxidation and good wetting is ensured.