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AB Hydro Betong Patents |
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Assignee: AB Hydro Betong
Address: Stockholm, SE
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4673453 |
Method of making a structural body |
June 16, 1987 |
| A structural body is composed of a number of sections which are placed on one another and joined together. According to the invention, the sections, which consist of urethane foam or like plastic material, are provided, at least on one side and preferably on both sides, with a thin metal |
| 3967675 |
Method and device for exploiting the geothermal energy in a submarine volcano |
July 6, 1976 |
| For the exploitation of the geothermal energy in an active submarine volcano an elongated, substantially vertical, columnar concrete body is arranged above the orifice of the volcano so as to extend from the water surface vertically downwards through the water and into the magma in the |
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