Invention Grant
- Patent Title: Low-density aluminum-copper-lithium alloy products
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Application No.: US16603703Application Date: 2018-04-09
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Publication No.: US11667997B2Publication Date: 2023-06-06
- Inventor: Juliette Chevy , Philippe Jarry , Soizic Blais , Alireza Arbab
- Applicant: CONSTELLIUM ISSOIRE
- Applicant Address: FR Issoire
- Assignee: CONSTELLIUM ISSOIRE
- Current Assignee: CONSTELLIUM ISSOIRE
- Current Assignee Address: FR Issoire
- Agency: McBee, Moore & Vanik IP, LLC
- Priority: FR 53135 2017.04.10
- International Application: PCT/FR2018/050887 2018.04.09
- International Announcement: WO2018/189472A 2018.10.18
- Date entered country: 2019-10-08
- Main IPC: C22C21/16
- IPC: C22C21/16 ; C22F1/057 ; C22C21/18

Abstract:
The invention relates to a product made of an aluminium-based alloy comprising, by wt. %, Cu: 2.4-3.2; Li: 1.6-2.3; Mg: 0.3-0.9; Mn: 0.2-0.6; Zr: 0.12-0.18; such that Zr≥−0.06 *Li+0.242; Zn:
Public/Granted literature
- US20200032378A1 LOW-DENSITY ALUMINUM-COPPER-LITHIUM ALLOY PRODUCTS Public/Granted day:2020-01-30
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