Method and system for beneficiating gasification slag
US7328805B2 · kind B2 · utility
20Cited by
10References
79Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 2003 |
| Grant date | Feb 12, 2008 |
| Priority date | — |
| Expiry date | Apr 27, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10J2300/1892
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The present invention provides a method of beneficiating slag, including mixing the slag with water to form a slurry. The slurry is screened through a first screen to remove a first portion of material and then screened through a second screen to remove a second portion of material. In one embodiment, the second portion of material has a carbon content less than about 5% and, more preferably, a carbon content less than about 1%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.