Heat-resistant stainless steel foil for catalyst-carrier of combustion exhaust gas purifiers
US5045404A · kind A · utility
11Cited by
0References
7Claims
0Family size
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Key dates
| Filing date | Sep 26, 1990 |
| Grant date | Sep 3, 1991 |
| Priority date | — |
| Expiry date | Sep 26, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12431
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A heat-resistant stainless steel foil for a catalyst-carrier of combustion exhaust gas purifiers, consisting essentially in weight percentage of: PA1 more than 0.06 up to 0.15 of Ln, the Ln being a mixture of La, Ce, Pr and Nd; PA1 from 8x(%Ln+0.015) /45 to 0.1 of P; PA1 from 4.5 to 6.5 of Al; PA1 from 13 to 25 of Cr; PA1 not more than 0.025 of C; PA1 not more than 0.02 of N; PA1 not more than 0.03 of C+N; and PA1 the balance consisting of Fe and unavoidable impurities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.