Image: Soaking pits
Soaking_pits.png (390 × 423 pixels, file size: 82 KB, MIME type: image/png)
Description: Soaking pits used to heat steel ingots before rolling.
Title: Soaking pits
Credit: Wedding's basic Bessemer process (p. 131)
Author: Hermann Wedding (1834-1908)
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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