熔融スラッグに関する統計熱力学的研究

書誌事項

タイトル別名
  • Statisticothermodynamical Study on Slag
  • ヨウユウスラッグ ニ カンスル トウケイ ネツリキガクテキ ケンキュウ

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抄録

For the purpose of determining the scale of the oxidizing power of steelmaking slag, the electromotive forces of Pt|FeO-Fe2O3-CaO-SiO2|Fe were measured in air, pure oxygen of 1 atm, and argon (PO<SUB>2</SUB><10−3 atm). All measurements were made at ca. 1400°C. It was clarified by statisticothermodynamical analysis that the iron oxide phase I is formed around the iron electrode by its oxidation, and the electromotive force is due to the following cell reaction:<BR>(This article is not displayable. Please see full text pdf.) <BR>\oindentwhere the phase I and II(slag) in the cell are both in equilibrium with atmosphere. Then the electromotive force E may be expressed by the following equation,<BR>(This article is not displayable. Please see full text pdf.) <BR>\oindentwhere (aT.FeO)I and (aT.FeO)II are the activities of T.FeO of the phases I and II, respectively. The activities of T.FeO of slags can be estimated from the electromotive force of this cell.

収録刊行物

  • 日本金属学会誌

    日本金属学会誌 24 (8), 530-534, 1960

    公益社団法人 日本金属学会

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