Stable brown-coal/oil suspensions and a process for preparing same
US4859209A · kind A · utility
7Cited by
11References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 1987 |
| Grant date | Aug 22, 1989 |
| Priority date | — |
| Expiry date | Jan 22, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L1/326
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to stable brown-coal/oil suspensions and a process for preparing same. The suspension contains 20 to 60% by mass of coal powder and 40 to 80% by mass of fuel oil of 25 to 70% by mass of an agglomerate and 30 to 75% by mass of fuel oil. The invention renders possible to utilize brown-coal powders of low value for heating purposes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.