Stabilization of dried coal
US4043763A · kind A · utility
17Cited by
4References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 7, 1977 |
| Grant date | Aug 23, 1977 |
| Priority date | — |
| Expiry date | Jan 7, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L5/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for stabilizing lignitic and sub-bituminous coal against spontaneous combustion which comprises mixing as-mined lignitic or sub-bituminous coal with said hot, completely or partially dried lignitic or sub-bituminous coal in an amount to produce a weight ratio of dried coal to as-mined coal of from about 1:2 to about 10:1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.