Fly ash dosing method for dosing and device therefor
US5685640A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 8, 1996 |
| Grant date | Nov 11, 1997 |
| Priority date | — |
| Expiry date | Jul 8, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01F35/7179
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for dosing and particularly for mixing substances, particularly for mixing at least one granular or powdery solid matter with a liquid. A first substance, particularly the granular or powdery solid matter is liquidized by means of a gas fed continuously or pulsatingly, and after that this homogenized gas/matter mixture is brought together in a time stable, dosed manner and mixed with a second substance, particularly a liquid. For dosing the homogenized gas/matter mixture, there is additionally supplied to it gas prior to the mixing with the second substance, with this gas being supplied to the gas/matter stream in a sheathing way and parallel to its direction of flow.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.