Pierre Manhès
| Pierre Manhès | |
|---|---|
 |
|
| Born |
22 July 1841 Lyon |
| Died | 4 February 1906 (aged 64) Nantua |
| Residence | Lyon |
| Nationality | French |
| Known for | Manhès-David process |
| Scientific career | |
| Fields | Copper extraction techniques |
| Institutions | Éguilles |
Pierre Manhès (1841 – 1906) was a French metallurgist and businessman, who succeeded in 1880 to adapt the Bessemer process to the pyrometallurgy of the copper. With his engineer Paul David (metallurgist)[], he developed the Manhès-David process and converter, which were widely adopted, mainly in the United States.
Nowadays, in the beginning of the XXI, Manhès-David process is still in use, to refine 90 % of the copper mattes, and 60 % of the nickel extracted in the world. But his silica-lined converter has been superseded by the improved Peirce-Smith converter[]
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