Coal-water slurry compositions
US4597770A · kind A · utility
23Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 24, 1984 |
| Grant date | Jul 1, 1986 |
| Priority date | — |
| Expiry date | Dec 24, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S516/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Aqueous coal slurries comprising comminuted coal, water and sulfated O-glycoside surfactant. The sulfated O-glycoside serves as a highly efficient dispersant for the coal particles, permitting the achievement of low viscosity slurries at low surfactant usage levels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.