View Original: | Siemens's_direct_reduction_rotary_furnace.png (1219x1527) | |||
Download: | Original | Medium | Small | Thumb |
Courtesy of: | commons.wikimedia.org | More Like This | ||
Keywords: Siemens's direct reduction rotary furnace.png Réduction directe inventé par Carl Wilhelm Siemens fondé sur le principe d'un tambour rotatif Carl Wilhelm Siemens based on the revolving drum principle 1890 https //archive org/details/metallurgyofstee00howerich The metallurgy of steel p 286 Henry Marion Howe 1848-1922 other versions PD-old-70-1923 Uploaded with UploadWizard Direct reduction Images from The metallurgy of steel by H E Howe Carl Wilhelm Siemens |