Method for joining dissimilar metals and articles comprising the same
US10611125B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Feb 6, 2017 |
| Grant date | Apr 7, 2020 |
| Priority date | — |
| Expiry date | Nov 25, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Y2410/124
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Disclosed herein is an article comprising a first metal layer; a second metal layer that is chemically different from the first metal layer; and a third metal layer disposed between the first metal layer and the second metal layer and contacting both the first metal layer and the second metal layer; where the third metal layer is chemically similar to either the first metal layer or the second metal layer; where at least two metal layers that are chemically similar are welded together through a clearance opening located in a metal layer that is not chemically similar to the at least two metal layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.