MnO ACTIVITIES DETERMINATION FOR BASIC MANGANESE ORES IN THE COKE BED ZONE

Michel Kalenga Wa Kalenga, Didier Kasongo Nyembwe

Research output: Contribution to journalConference articlepeer-review

Abstract

During ferromanganese production, the manganese ores transit in different zones before reaching the coke bed zone called prereduction and reduction zone. The transition higher to lower oxides manganese oxides occurs reaching MnO. The reduction of MnO liquid by carbon producing Mn liquid was considered to be at equilibrium while empirical data and previous calculated data were used to determine activity of Mn in the alloys considered saturated with carbon. The MnO activities calculated based on the manganese recovery using FactSage and the calculated MnO activity using HSC (Rea 9) were stacked up against the calculated values using FactSage. It was found that the calculated values using using HSC (Rea 9) and the FactSage were apart.

Original languageEnglish
Pages (from-to)438-443
Number of pages6
JournalMETAL - International Conference on Metallurgy and Materials, Conference Proceedings
Volume2024-May
Issue numberMay
DOIs
Publication statusPublished - 2024
Event33rd International Conference on Metallurgy and Materials, METAL 2024 - Brno, Czech Republic
Duration: 22 May 202424 May 2024

Keywords

  • basic manganese ores
  • coke bed
  • Metallurgy
  • MnO activities

ASJC Scopus subject areas

  • Mechanics of Materials
  • Metals and Alloys
  • Surfaces, Coatings and Films

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