Jovanović, Nikola

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248e010a-1d8d-4b06-87fb-3559db692f4b
  • Jovanović, Nikola (2)
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Author's Bibliography

Integrated recycling of the critical raw materials from waste electronics

Kamberović, Željko; Ranitović, Milisav; Korać, Marija; Đokić, Jovana; Gajić, Nataša; Jovanović, Nikola

(Association of Metallurgical Engineers of Serbia (AMES), 2019)

TY  - CONF
AU  - Kamberović, Željko
AU  - Ranitović, Milisav
AU  - Korać, Marija
AU  - Đokić, Jovana
AU  - Gajić, Nataša
AU  - Jovanović, Nikola
PY  - 2019
UR  - http://cherry.chem.bg.ac.rs/handle/123456789/5365
AB  - Materials scarcity and supply risks have become significant issues. Accordingly, high efficient material valorization from secondary sources has emerged as a response to the resource pressures and demand for more sustainable production models. Among others, waste electrical and electronic equipment (WEEE) represent a secondary material which contains a significant amount of critical materials. However, considering the established industrial practice which is mostly focused on the recovery of Cu and Au, this waste is not processed correctly, which eventually hinders its true potentials. A range of techniques and operations are currently applied for materials recovery from WEEE. The essential features of these systems generally follow the scheme of independent pre-processing (disassembly, size reduction, separation) and end-processing (reductive smelting, pyro-hydro-electro refining) operations. However, in this way, both functional and sustainable recovery of materials is not implemented correctly, which leads to lower recoveries and losses of the metal values. Additionally,
due to the high material diversity, different elements, with different metallurgical properties and in different concentrations are introduced, why process control is much more difficult. Therefore, the development of the highly efficient process for selective metals recovery is crucial for overall improvements. 
This paper presents experimental results for selective metals recovery from 
WEEE combining the different pyro-hydrometallurgical operations. Experimental results showed that due to the complex metallurgical reactions, pure pyrometallurgical treatment leads to the distribution of metals in melting products, deviating from the theoretical and expected. However, these results led to a more comprehensive understanding of the reaction systems and contributed to an optimized design of processing operations. This will allow recycling companies to become competitive in the regional market and beyond, which is particularly essential for small and medium enterprises with lower operating capacities.
Successful implementation of the developed state-of-art technological process, guarantee a more efficient approach to recycling processes, production of new materials which supports the concepts of sustainable development and circular economy.
PB  - Association of Metallurgical Engineers of Serbia (AMES)
C3  - MME SEE 2019 Metallurgical & Materials Engineering Congress of South-East Europe, Book of Abstracts, June 5 - 7, 2019 Belgrade, Serbia
T1  - Integrated recycling of the critical raw materials from waste electronics
SP  - 37
EP  - 37
UR  - https://hdl.handle.net/21.15107/rcub_cherry_5365
ER  - 
@conference{
author = "Kamberović, Željko and Ranitović, Milisav and Korać, Marija and Đokić, Jovana and Gajić, Nataša and Jovanović, Nikola",
year = "2019",
abstract = "Materials scarcity and supply risks have become significant issues. Accordingly, high efficient material valorization from secondary sources has emerged as a response to the resource pressures and demand for more sustainable production models. Among others, waste electrical and electronic equipment (WEEE) represent a secondary material which contains a significant amount of critical materials. However, considering the established industrial practice which is mostly focused on the recovery of Cu and Au, this waste is not processed correctly, which eventually hinders its true potentials. A range of techniques and operations are currently applied for materials recovery from WEEE. The essential features of these systems generally follow the scheme of independent pre-processing (disassembly, size reduction, separation) and end-processing (reductive smelting, pyro-hydro-electro refining) operations. However, in this way, both functional and sustainable recovery of materials is not implemented correctly, which leads to lower recoveries and losses of the metal values. Additionally,
due to the high material diversity, different elements, with different metallurgical properties and in different concentrations are introduced, why process control is much more difficult. Therefore, the development of the highly efficient process for selective metals recovery is crucial for overall improvements. 
This paper presents experimental results for selective metals recovery from 
WEEE combining the different pyro-hydrometallurgical operations. Experimental results showed that due to the complex metallurgical reactions, pure pyrometallurgical treatment leads to the distribution of metals in melting products, deviating from the theoretical and expected. However, these results led to a more comprehensive understanding of the reaction systems and contributed to an optimized design of processing operations. This will allow recycling companies to become competitive in the regional market and beyond, which is particularly essential for small and medium enterprises with lower operating capacities.
Successful implementation of the developed state-of-art technological process, guarantee a more efficient approach to recycling processes, production of new materials which supports the concepts of sustainable development and circular economy.",
publisher = "Association of Metallurgical Engineers of Serbia (AMES)",
journal = "MME SEE 2019 Metallurgical & Materials Engineering Congress of South-East Europe, Book of Abstracts, June 5 - 7, 2019 Belgrade, Serbia",
title = "Integrated recycling of the critical raw materials from waste electronics",
pages = "37-37",
url = "https://hdl.handle.net/21.15107/rcub_cherry_5365"
}
Kamberović, Ž., Ranitović, M., Korać, M., Đokić, J., Gajić, N.,& Jovanović, N.. (2019). Integrated recycling of the critical raw materials from waste electronics. in MME SEE 2019 Metallurgical & Materials Engineering Congress of South-East Europe, Book of Abstracts, June 5 - 7, 2019 Belgrade, Serbia
Association of Metallurgical Engineers of Serbia (AMES)., 37-37.
https://hdl.handle.net/21.15107/rcub_cherry_5365
Kamberović Ž, Ranitović M, Korać M, Đokić J, Gajić N, Jovanović N. Integrated recycling of the critical raw materials from waste electronics. in MME SEE 2019 Metallurgical & Materials Engineering Congress of South-East Europe, Book of Abstracts, June 5 - 7, 2019 Belgrade, Serbia. 2019;:37-37.
https://hdl.handle.net/21.15107/rcub_cherry_5365 .
Kamberović, Željko, Ranitović, Milisav, Korać, Marija, Đokić, Jovana, Gajić, Nataša, Jovanović, Nikola, "Integrated recycling of the critical raw materials from waste electronics" in MME SEE 2019 Metallurgical & Materials Engineering Congress of South-East Europe, Book of Abstracts, June 5 - 7, 2019 Belgrade, Serbia (2019):37-37,
https://hdl.handle.net/21.15107/rcub_cherry_5365 .

Synthesis of environmentally friendly multipurpose metal sulfide tribological materials

Kamberović, Željko; Anđić, Zoran; Korać, Marija; Gavrilovski, Milorad; Mihailović, Aleksandar; Jovanović, Nikola; Gajić, Nataša

(Mining and Metallurgy Institute Bor, 2015)

TY  - CONF
AU  - Kamberović, Željko
AU  - Anđić, Zoran
AU  - Korać, Marija
AU  - Gavrilovski, Milorad
AU  - Mihailović, Aleksandar
AU  - Jovanović, Nikola
AU  - Gajić, Nataša
PY  - 2015
UR  - http://cherry.chem.bg.ac.rs/handle/123456789/5312
AB  - This paper presents the synthesis of multipurpose metal sulfide tribological materials, as a replacement for conventional tribological materials containing migratory heavy metals, harmful for working and living environment. Tin sulfide powder in crystalline form, with appropriate content of sulfide phases, was synthesized by pyrometallurgical method. By application of an appropriate temperature-time regime for the synthesis, is provided minimal loss of sulfur and reduction its negative impact on the environment. Characterization of synthesized powder included the determination of sulfur loss, chemical analysis, XRD analysis and microstructural examination by scanning electron microscopy coupled with energy dispersive spectroscopy (SEM-EDS).
PB  - Mining and Metallurgy Institute Bor
C3  - Proceedings of 47th International October Conference on Mining and Metallurgy, October 6, 2015
T1  - Synthesis of environmentally friendly multipurpose metal sulfide tribological materials
SP  - 331
EP  - 334
UR  - https://hdl.handle.net/21.15107/rcub_cherry_5312
ER  - 
@conference{
author = "Kamberović, Željko and Anđić, Zoran and Korać, Marija and Gavrilovski, Milorad and Mihailović, Aleksandar and Jovanović, Nikola and Gajić, Nataša",
year = "2015",
abstract = "This paper presents the synthesis of multipurpose metal sulfide tribological materials, as a replacement for conventional tribological materials containing migratory heavy metals, harmful for working and living environment. Tin sulfide powder in crystalline form, with appropriate content of sulfide phases, was synthesized by pyrometallurgical method. By application of an appropriate temperature-time regime for the synthesis, is provided minimal loss of sulfur and reduction its negative impact on the environment. Characterization of synthesized powder included the determination of sulfur loss, chemical analysis, XRD analysis and microstructural examination by scanning electron microscopy coupled with energy dispersive spectroscopy (SEM-EDS).",
publisher = "Mining and Metallurgy Institute Bor",
journal = "Proceedings of 47th International October Conference on Mining and Metallurgy, October 6, 2015",
title = "Synthesis of environmentally friendly multipurpose metal sulfide tribological materials",
pages = "331-334",
url = "https://hdl.handle.net/21.15107/rcub_cherry_5312"
}
Kamberović, Ž., Anđić, Z., Korać, M., Gavrilovski, M., Mihailović, A., Jovanović, N.,& Gajić, N.. (2015). Synthesis of environmentally friendly multipurpose metal sulfide tribological materials. in Proceedings of 47th International October Conference on Mining and Metallurgy, October 6, 2015
Mining and Metallurgy Institute Bor., 331-334.
https://hdl.handle.net/21.15107/rcub_cherry_5312
Kamberović Ž, Anđić Z, Korać M, Gavrilovski M, Mihailović A, Jovanović N, Gajić N. Synthesis of environmentally friendly multipurpose metal sulfide tribological materials. in Proceedings of 47th International October Conference on Mining and Metallurgy, October 6, 2015. 2015;:331-334.
https://hdl.handle.net/21.15107/rcub_cherry_5312 .
Kamberović, Željko, Anđić, Zoran, Korać, Marija, Gavrilovski, Milorad, Mihailović, Aleksandar, Jovanović, Nikola, Gajić, Nataša, "Synthesis of environmentally friendly multipurpose metal sulfide tribological materials" in Proceedings of 47th International October Conference on Mining and Metallurgy, October 6, 2015 (2015):331-334,
https://hdl.handle.net/21.15107/rcub_cherry_5312 .