Fluidizing and dispersing additives for coal-water dispersions
US5112363A · kind A · utility
1Cited by
7References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 1990 |
| Grant date | May 12, 1992 |
| Priority date | — |
| Expiry date | Aug 10, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S516/01
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A fluidizing and dispersing additive for coal-water mixtures, constituted by an ethoxylated adduct of either natural humic acids, or of humic acids deriving from partial coal oxidation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.