File:Siemensvanne nb.jpg

Français :

Four Siemens Martin pour l'affinage d'acier : vanne pour inverser le sens de passage des gaz dans les accumulateurs.

Image scannée dans : Manuel de la métallurgie du Fer, Tome 1, par Adolf Ledebur, édition française traduite par Barbary de Langlade revu et annoté par F.Valton, publié par Librairie polytechnique Baudry et Cie, 1895. page 157

English :

Siemens Matin oven used for the manufacturing of steel : device used to modify the directions of the gas in the heat accumulators.

Picture scanned in : Manuel de la métallurgie du Fer, Tome 1, by Adolf Ledebur, French version translated by Barbary de Langlade annoted par F.Valton, published Librairie polytechnique Baudry et Cie, 1895. page 157

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