Sliding nozzle filler
US6051514A · kind A · utility
0Cited by
4References
5Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Apr 7, 1998 |
| Grant date | Apr 18, 2000 |
| Priority date | — |
| Expiry date | Apr 7, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22D41/46
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A filler for a sliding gate containing 70 to 90 wt % of chromite sand and 10 to 30 wt % of silica sand in which the particle size distribution of the chromite sand is substantially from 500 to 1,000 .mu.m, which is not melted, sintered or penetrated by molten metal (molten steel) poured in a ladle in a steel works, and therefore is easily discharged to let the gate through.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.