HCN and iron cyanide complex removal
US4693873A · kind A · utility
5Cited by
4References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 30, 1985 |
| Grant date | Sep 15, 1987 |
| Priority date | — |
| Expiry date | Dec 30, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2103/18
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A process for scrubbing a synthesis gas stream containing residual amounts of iron containing particulate solids and minor amounts of HCN is disclosed, the process being characterized by scrubbing of the synthesis gas with an aqueous reactant solution, and providing for conversion of any iron complex or iron complexes formed during scrubbing by a low temperature conversion step.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.