公开(公告)号：US4371392A

公开(公告)日：1983-02-01

申请号：US284802

申请日：1981-07-20

申请人： Kazumasa Hasegawa ,  Minao Ito ,  Saburo Sugiura ,  Kiyoichi Yamano ,  Shizunori Hayakawa

发明人： Kazumasa Hasegawa ,  Minao Ito ,  Saburo Sugiura ,  Kiyoichi Yamano ,  Shizunori Hayakawa

IPC分类号： C21C5/52 ,  C21C7/072 ,  C22B9/05 ,  C22B9/10 ,  H05B7/18 ,  C22B4/00

CPC分类号： C22B9/05 ,  C21C5/5217 ,  C21C7/072 ,  C22B9/103 ,  Y02P10/216

摘要： Refining method of molten metal which employs a refining apparatus provided with a tiltable refining vessel, a tuyere formed therein for blowing inert gas and/or flux or further sometimes additive alloy component(s), with the aid of inert gas into the molten metal, and a suitable number of electrodes for heating the molten metal and flux, for the purpose of performing a first refining process of carrying out the heating of the molten metal and the flux with the electrodes and a second refining process of tilting the vessel for blowing into the molten metal insert gas and others from the tuyere, whereby harmful or unnecessary metallic and/or non-metallic impure components can be removed for improving the quality of the article.

摘要翻译： 使用具有可倾斜精炼容器的精炼装置的熔融金属的精炼方法，其中形成的风口用于将惰性气体和/或助熔剂或其他有时添加的合金成分用惰性气体吹入熔融金属中， 以及用于加热熔融金属和助熔剂的合适数量的电极，用于执行用电极进行熔融金属和助熔剂的加热的第一精炼过程，以及将容器倾斜以进行吹送的第二精炼过程 熔融金属插入气体等来自风口，由此可以除去有害或不必要的金属和/或非金属不纯的组分以改善制品的质量。