Refractory slag band
US8809214B2 · kind B2 · utility
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6References
7Claims
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Key dates
| Filing date | Feb 12, 2009 |
| Grant date | Aug 19, 2014 |
| Priority date | — |
| Expiry date | Dec 15, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/9676
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Refractory cold start slag band including an admixture of partially stabilised zirconia and/or fully stabilised zirconia and monoclinic zirconia. The proportion of monoclinic relative to the total zirconia content is at least 50% by weight and the grain diameter of the monoclinic zirconia is from 0.25 to 0.5mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.