<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>One of the most important wastes in iron metallurgy is the blast furnace sludge. This sludge consists of fine particles of iron ore, coke and fine particles of flux. The furnace sludge is characterized by the chemical composition similar to that of the furnace load, the major difference being the concentration of zinc and lead. Due to the similarity with the blast furnace load, this material, after pelletization, can be recycled in the technological process. However, this recirculation is limited by the zinc content, which significantly disrupts the operation of the furnace. This paper presents tests to reduce the zinc content of the furnace sludge by hydrometallurgical and pyrometalurgical processes.</p>
</abstract>

One of the most important wastes in iron metallurgy is the blast furnace sludge. This sludge consists of fine particles of iron ore, coke and fine particles of flux. The furnace sludge is characterized by the chemical composition similar to that of the furnace load, the major difference being the concentration of zinc and lead. Due to the similarity with the blast furnace load, this material, after pelletization, can be recycled in the technological process. However, this recirculation is limited by the zinc content, which significantly disrupts the operation of the furnace. This paper presents tests to reduce the zinc content of the furnace sludge by hydrometallurgical and pyrometalurgical processes.

Research Regarding Iron Sludge Recovery Technology

Mining Revue

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.

{"article-title":"Research Regarding Iron Sludge Recovery Technology"}

One of the most important wastes in iron metallurgy is the blast furnace sludge. This sludge consists of fine particles of iron ore, coke and fine particles of...

Research Regarding Iron Sludge Recovery Technology

Published Online: Jul 12, 2022

Page range: 21 - 28

DOI: https://doi.org/10.2478/minrv-2022-0010

Keywords
iron sludge, metallurgy, iron ore, recovery, furnace, leaching

© 2022 Eugen Traistă et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.

Research Regarding Iron Sludge Recovery Technology

Published Online: Jul 12, 2022

Page range: 21 - 28

DOI: https://doi.org/10.2478/minrv-2022-0010

Keywordsiron sludge, metallurgy, iron ore, recovery, furnace, leaching

© 2022 Eugen Traistă et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.

Keywords
iron sludge, metallurgy, iron ore, recovery, furnace, leaching