The Hall–Héroult process is the major industrial process for smelting aluminium. It involves dissolving aluminium oxide (alumina) (obtained most often...
18 KB (2,308 words) - 06:58, 9 August 2024
Aluminium (section Hall–Héroult process)
public with the Hall–Héroult process developed independently by French engineer Paul Héroult and American engineer Charles Martin Hall in 1886, and the...
135 KB (14,496 words) - 22:06, 23 August 2024
(Louis-Toussaint) Héroult (10 April 1863 – 9 May 1914) was a French scientist. He was one of the inventors of the Hall-Héroult process for smelting aluminium...
5 KB (575 words) - 03:35, 15 July 2024
e.g., Hall–Héroult process, the Wöhler process and related chemical-based routes became obsolete. In 1827, Friedrich Wöhler refined a process discovered...
1 KB (119 words) - 21:17, 26 July 2021
Over 90% (95-96%) of the aluminium oxide produced is used in the Hall–Héroult process to produce aluminium. Red mud is the waste product that is produced...
12 KB (1,630 words) - 04:09, 11 June 2024
electrolytic process is the use of electrolysis industrially to refine metals or compounds at a high purity and low cost. Some examples are the Hall-Héroult process...
2 KB (140 words) - 10:06, 18 October 2023
and it has come to be known as the Hall–Héroult process. After failing to find financial backing at home, Hall went to Pittsburgh, where he made contact...
17 KB (1,785 words) - 09:21, 11 April 2024
Alcoa (section Hall's patent)
result, was more expensive than silver or gold. In 1886, Hall discovered the Hall–Héroult process, the first inexpensive technique for refining aluminum...
55 KB (5,395 words) - 06:39, 2 August 2024
Electrolysis (category Chemical processes)
Charles Martin Hall from America and Paul Héroult from France both filed for American patents for the electrolysis of aluminum, with Héroult submitting his...
47 KB (5,642 words) - 14:05, 13 August 2024
the Hall-Héroult process) the primary use for sodium metal was as a reducing agent to produce aluminium from its purified ores. The Castner process reduced...
3 KB (358 words) - 03:14, 23 June 2024