Process for removal of flyash deposits
US4988367A · kind A · utility
1Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 29, 1987 |
| Grant date | Jan 29, 1991 |
| Priority date | — |
| Expiry date | Dec 29, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10J2300/1884
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for the gasification of coal is disclosed, the process being characterized by the removal of flyslag deposits in the quench zone of the process by temporarily reducing or stopping the flow of the quench gas to melt the deposits, and then resuming the ordinary quench gas flow.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.