Method and device for declogging filter
US7422626B2 · kind B2 · utility
5Cited by
11References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 12, 2001 |
| Grant date | Sep 9, 2008 |
| Priority date | — |
| Expiry date | Mar 11, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01G43/063
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method of declogging at least one filter of a plant for manufacturing uranium oxide from uranium hexafluoride, including separating, from the wall of the filter, uranium oxyfluoride particles deposited, by a stream of inert gas such as nitrogen, injected into the filter, in a counter-currentwise direction to the flow of hydrofluoric acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.