Regeneration of caustic solutions
US7578984B2 · kind B2 · utility
0Cited by
5References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 22, 2002 |
| Grant date | Aug 25, 2009 |
| Priority date | — |
| Expiry date | Feb 8, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2219/00006
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A caustic recovery system comprising an oxygen source adapted to provide a gas stream comprising at least 30% oxygen. A method of regenerating caustic comprising intermingling spent caustic with a gas stream comprising at least 30% oxygen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.