Process for absorbing SO.sub.3
US3950493A · kind A · utility
18Cited by
6References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 23, 1974 |
| Grant date | Apr 13, 1976 |
| Priority date | — |
| Expiry date | Sep 23, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S261/54
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for removing sulfur trioxide from gases wherein the sulfur trioxide-containing gas is treated with sulfuric acid in a Venturi absorber, the sulfur-trioxide laden sulfuric acid is passed in indirect heat exchange with a cooling fluid within the widening outlet of the absorber and the sulfur trioxide-laden sulfuric acid is separated from the gas phase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.