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AB Svensk Alunskifferutveckling Patents |
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Assignee: AB Svensk Alunskifferutveckling
Address: Stockholm, SE
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4604136 |
Method and an apparatus for subdivision of and heat recovery from a liquid slag |
August 5, 1986 |
| The method in accordance with the invention comprises a rolling of the liquid slag between at least two cooling rolls of metal, preferably steel, the temperature of and the distance between the rolls being controlled such that a cohesive slag slab is obtained having a solidified surface |
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