High strength steel pipe for an air bag
US7846274B2 · kind B2 · utility
0Cited by
8References
4Claims
0Family size
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Key dates
| Filing date | Sep 24, 2004 |
| Grant date | Dec 7, 2010 |
| Priority date | — |
| Expiry date | Sep 24, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21D9/08
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
In order to manufacture a steel pipe for an air bag which can cope with increase in the pressure of gas blown into an air bag and decreases in the wall thickness of an accumulator, a steel having a composition, mass %, of:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.