Vacuum arc degassing

Japanese: vacuum arc degassing(英語表記)vacuumarcdegassing
Vacuum arc degassing

...In the 1970s, its superiority over the DH process gradually became clear, and it became the most widely used extrafurnace refining process combined with converters. (3)VAD (vacuum arc degassing) process It is characterized by the ability to perform arc heating under reduced pressure, and it is possible to remove sulfur by slag at the same time as removing gas components. It is mainly used for electric furnace molten steel. ...

*Some of the terminology that refers to "vacuum arc degassing" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…1970年代になると,DH法に対する優位性がしだいにはっきりし,転炉と組み合わされる炉外精錬法としては最も広く採用されるようになった。(3)VAD(vacuum arc degassing)法 減圧下でアーク加熱を行える点に特徴があり,ガス成分の除去と同時にスラグによる硫黄の除去も可能である。おもに電気炉溶鋼に用いられる。…

※「vacuum arc degassing」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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