Dephosphorization of hot metal using rare earth oxide-containing slags

Abstract: An innovative rare earth oxide-containing slag for hot metal dephosphorization was proposed, and the factors influencing the efficiency during the dephosphorization of hot metal using rare earth oxide-containing slags were also studied. An increase in the temperature up to 1,550°C is beneficial to the dephosphorization process, and the maximum degree of dephosphorization for slags containing 6 wt% rare earth oxides is 44.49%; further temperature increases would deteriorate the efficiency, and the degree of dephosphorization decreases to 37.38% at 1,600°C. An increase in the basicity of slags up to 3.0, and the rare earth oxide content up to 6 wt%, improves the dephosphorization efficiency; further increase in the basicity and rare earth oxide content, the efficiency has almost no change. It was also found that an increase in the quantity of slags is beneficial to the dephosphorization reaction.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Dephosphorization of hot metal using rare earth oxide-containing slags ; volume:39 ; number:1 ; year:2020 ; pages:520-526 ; extent:7
High temperature materials and processes ; 39, Heft 1 (2020), 520-526 (gesamt 7)

Urheber
Ye, Maolin
Xi, Xiaojun
Yang, Shufeng
Li, Jingshe
Wang, Feng

DOI
10.1515/htmp-2020-0090
URN
urn:nbn:de:101:1-2501280429229.548041117779
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
15.08.2025, 07:33 MESZ

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Beteiligte

  • Ye, Maolin
  • Xi, Xiaojun
  • Yang, Shufeng
  • Li, Jingshe
  • Wang, Feng

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