Method of and apparatus for the processing of molten slag
Abstract
Abstract THIS APPLICATION DISCLOSES AN IMPROVEMENT IN AN APPARATUS FOR AND METHOD OF EXPANDING MOLTEN SLAG SUCH AS BLAST FURNACE SLAG BY CONTACTING IT WITH WATER, AS SHOWN FOR EXAAMPLE IN PAT. NO. 2,702,407, GRANTED FEB. 22, 1955. ACCORDING TO THIS INVENTION, THE APPARATUS FOR CONTACTING THE SLAG WITH WATER AND THE CONVEYOR FOR THE EXPANDED SLAG IS ENCLOSED. THE VAPORS AND GASES RESULTING FROM THIS OPERATION ARE CONDUCTED FROM THE ENCLOSURE INTO AN OUTLET DUCT SYSTEM COMPRISINGG A STACK. AIR FLOW IS INDUCED THROUGH THE ENCLOSURE, AND IN THE ENVIRONMENT WITHIN THE ENCOLSURE H2S IS CONVERTED INTO SO2 AND H20, AND ELEMENNTAL SULPHUR WILL ALSO RESULT FROM THE REACTIONS WHICH TAKE PLACE IN THIS ENCLOSURE. MOST OF THE SOLIDS ENTRAINED IN THE GASES SETTLE OUT OF THE GASES INSIDE THE ENCLOSURE AND ARE CARRIED OUT ON THE CONVEYOR. THE EFFLUENT GASES FROM THE ENCLOSURE ARE CONTACTED IN THE OUTLET DUCT SYSTEM WITH WATER IN THE FORM OF A SPRAY, THIS TAKING PLACE EITHER IN THE STACK OR IN A GAS WASHER INTO WHICH THE STACK GASES FLOW FROM THE STACK. THE SPRAY OF WATERDISSOLVES SO2 AND REMOVES ENTRAINED SOLIDS.
Inventors
- 👤 F Osborne
- 👤 S Kinney
Bibliographic Details
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|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-11 | 1976-12-11 | 1977-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-11 | 1980-12-11 | 1981-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-11 | 1984-12-11 | 1985-06-12 | $7700.00 | Window Closed / Lapsed |