Invention Grant
- Patent Title: Method for the manufacturing of liquid metal embrittlement resistant galvannealed steel sheet
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Application No.: US16605473Application Date: 2018-04-25
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Publication No.: US11654653B2Publication Date: 2023-05-23
- Inventor: Christian Allely , Pascal Bertho , Anirban Chakraborty , Hassan Ghassemi-Armaki
- Applicant: ArcelorMittal
- Applicant Address: LU Luxembourg
- Assignee: ArcelorMittal
- Current Assignee: ArcelorMittal
- Current Assignee Address: LU Luxembourg
- Agency: Davidson, Davidson & Kappel, LLC
- Priority: WO TIB2017000520 2017.05.05
- International Application: PCT/IB2018/000429 2018.04.25
- International Announcement: WO2018/203126A 2018.11.08
- Date entered country: 2019-10-15
- Main IPC: C25D5/12
- IPC: C25D5/12 ; B23K11/11 ; C22C38/02 ; C22C38/04 ; C25D5/50 ; C21D8/02 ; C23C10/28 ; C25D3/12 ; C21D9/46 ; C25D3/22 ; C22C38/06 ; B32B15/01
Abstract:
The present invention relates to a method for the manufacture of a galvannealed steel sheet including the steps of A.) coating of the steel sheet with a first coating consisting of nickel and having a thickness between 150 nm and 650 nm, the steel sheet having the following composition in weight percentage 0.10
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