Process for reducing the settling rate of comminuted porous solids in a water-solids slurry
US4008924A · kind A · utility
4Cited by
8References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 1975 |
| Grant date | Feb 22, 1977 |
| Priority date | — |
| Expiry date | Apr 18, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G53/30
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Comminuted solids having a specific gravity greater than 1.0 and having a porosity greater than about 10% are maintained in suspension within a liquid-solids slurry by saturating the pores of the solids with a substance having a specific gravity lower than 1.0.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.