Exhaust gas treatment
US7833503B2 · kind B2 · utility
0Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2003 |
| Grant date | Nov 16, 2010 |
| Priority date | — |
| Expiry date | Oct 1, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D53/68
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for scrubbing a halogen-containing gas, comprises contacting the halogen-containing gas with water at a temperature of at least 30° C., the gas optionally subsequently being subjected to a further treatment step comprising contacting it with water at a temperature of less than 30° C. and/or a gas dilution step. An apparatus for carrying out the method comprises a hot wash chamber (6) and optionally a cold wash chamber (7) and/or a gas dilution device (13).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.