File:Herreshoff multiple-hearth furnace.png
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Herreshoff_multiple-hearth_furnace.png (174 × 296 pixels, file size: 80 KB, MIME type: image/png)
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Summary[edit]
DescriptionHerreshoff multiple-hearth furnace.png |
English: Herreshoff multiple-hearth furnace (chalcopyrite roaster) for copper smelting. The Herreshoff furnace is similar to the Evans-Klepetko furnace, but the shaft and arms are cooled by air instead of water.
Français : Four de grillage de Herreshoff (pour le grillage de chalcopyrite) pour l'obtention de cuivre. Le four de Herreshoff est identique à celui d"Evans-Klepetko, sauf que les bras et la cuve sont refroidis à l'air au lieu de l'eau. |
Date | <=1912 |
Source | Modern copper smelting, 1912 |
Author | Donald M. Levy |
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Public domainPublic domainfalsefalse |
This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 01:25, 21 April 2012 | 174 × 296 (80 KB) | Pasteurizer (talk | contribs) |
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