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History of Inventions and Innovations for Aluminum Production

机译:铝生产的发明史和创新

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Industrial production of aluminum started in 1856 with the chemical method developed by Sainte-Claire Deville. In 1886, Charles Hall and Paul Heroult invented the electrolytic reduction of alumina with carbon, which quickly became the only industrial method used to produce aluminum until today. Even though the Hall-Heroult process remained the same, the production technology changed tremendously since the beginning, to reduce the production cost and specific energy consumption, increase productivity, and improve environment. In this paper, the most notable inventions and innovations for improvement of the Hall-Heroult process in the last 100 years will be described as well as efforts to break away from this process, which all have been unsuccessful so far. These include direct reduction of alumina with carbon and the aluminum chloride process. Within the electrolysis process, until now unsuccessful research to use non-consumable anodes and wettable cathodes for large-scale production will also be described.
机译:铝的工业生产于1856年开始,由Sainte-Claire Deville开发的化学方法。 1886年,查尔斯大厅和Paul Heroult发明了用碳的氧化铝的电解还原,这迅速成为唯一用于生产铝的工业方法。即使大厅 - 赫尔特过程仍然是一样的,自开头以来,生产技术却发生了巨大的变化,以降低生产成本和特定能耗,提高生产力,提高环境。在本文中,将描述最令人遗憾的发明和改善大厅 - 赫尔特过程的创新,并将描述突破此过程的努力,到目前为止一切都不成功。这些包括直接减少氧化铝和氯化铝加工。在电解过程中,目前,还将描述使用非消耗阳极和可润湿的阴极进行大规模生产的不成功的研究。

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