Method for controlling claus furnace with variable hydrocarbon feed composition
US4836999A · kind A · utility
8Cited by
9References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 24, 1988 |
| Grant date | Jun 6, 1989 |
| Priority date | — |
| Expiry date | Mar 24, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/218
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Oxygen feed to a Claus plant is controlled by calibrating a hydrocarbon-representative response signal, but not a hydrogen sulfide representative response signal, responsive to the ratio of hydrogen sulfide:sulfur dioxide in effluent from the Claus plant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.