File:Four de grillage de Gjers.png
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[edit]DescriptionFour de grillage de Gjers.png |
Français : Four de grillage du minerai de fer. Modèle de John Gjers. Il s'agit d'une variante du four utilisé dans en Haute-Silésie, doté d'un cône inférieur pour faciliter l'extraction du minerai grillé. English: Iron ore roasting kiln. John Gjers model. This is a variant of the kiln used in the Province of Upper Silesia, with a lower cone to control roasted ore extraction. |
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Date | ||||||
Source | Manuel de la métallurgie du fer, tome 1, p. 262 | |||||
Author | Adolf Ledebur (1837-1906) | |||||
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current | 20:26, 9 June 2013 | 522 × 702 (208 KB) | Borvan53 (talk | contribs) | User created page with UploadWizard |
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