Extração Hidrometalurgica do potássio presente na rocha Nefelina-Sienito, em função da variação da granulometria e aplicação de tratamento térmico.

<p class="Normal1">Rocks that contain minerals with potassium in their chemical composition, such as, for example, Sienito and Nefelina-Sienito, are an alternative and potentially viable source for extraction of this element, however, for structural reasons this potassium is insolubl...

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Main Authors: Defsson Douglas de Araújo Ferreira, Danúbio Leonardo Bernardino de Oliveira Correia, João Batista de Sousa Santos, Vinícius Rewel do Nascimento Cordeiro
Format: Article
Language:Portuguese
Published: Editora IFPB 2020-06-01
Series:Revista Principia
Subjects:
Online Access:https://periodicos.ifpb.edu.br/index.php/principia/article/view/3912
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spelling doaj-42f4073676d740af8a7f4fa2e1c1bc012020-11-25T03:20:13ZporEditora IFPBRevista Principia1517-03062447-91872020-06-0114912913410.18265/1517-03062015v1n49p129-1341151Extração Hidrometalurgica do potássio presente na rocha Nefelina-Sienito, em função da variação da granulometria e aplicação de tratamento térmico.Defsson Douglas de Araújo Ferreira0Danúbio Leonardo Bernardino de Oliveira Correia1João Batista de Sousa Santos2Vinícius Rewel do Nascimento Cordeiro3Instituto Federal de Educação, Ciência e Tecnologia da Paraíba, campus Picuí. Universidade Federal de Campina GrandeInstituto Federal dE Educação, Ciência e Tecnologia da Paraíba, campus Picuí.Instituto Federal dE Educação, Ciência e Tecnologia da Paraíba, campus Picuí.Universidade Federal de Campina Grande, Campus Sede.<p class="Normal1">Rocks that contain minerals with potassium in their chemical composition, such as, for example, Sienito and Nefelina-Sienito, are an alternative and potentially viable source for extraction of this element, however, for structural reasons this potassium is insoluble and can not be absorbed by plants. Considering that Brazil imports almost as much potassium as the agricultural industry requires, it is necessary to look for alternative ways and routes to take advantage of potentially producing sources. In this sense, a route of mineral processing and metallurgical extraction was proposed in order to make the K present in the Nefelina-Sienito rocks extracted in the city of Pedra Lavrada/PB soluble and usable. The methodology used was to apply thermal treatment and hydrometallurgical extraction with citric acid to analyze the solubility of potassium in two granulometric ranges defined by the granulochemical characterization carried out initially. The results of the granulochemical analysis showed that the highest concentrations of the element of interest were in the bands: retained in 200 and passed through 200 meshes. However, the results of the metallurgical extraction as a function of the different temperatures showed that the highest percentage of solubility (7.68%) was for samples with a grain size less than 200 mesh and a calcination temperature of 1000 ° C.</p>https://periodicos.ifpb.edu.br/index.php/principia/article/view/3912potassium. heat treatment. hydrometallurgypotássio. tratamento térmico. hidrometalurgia
collection DOAJ
language Portuguese
format Article
sources DOAJ
author Defsson Douglas de Araújo Ferreira
Danúbio Leonardo Bernardino de Oliveira Correia
João Batista de Sousa Santos
Vinícius Rewel do Nascimento Cordeiro
spellingShingle Defsson Douglas de Araújo Ferreira
Danúbio Leonardo Bernardino de Oliveira Correia
João Batista de Sousa Santos
Vinícius Rewel do Nascimento Cordeiro
Extração Hidrometalurgica do potássio presente na rocha Nefelina-Sienito, em função da variação da granulometria e aplicação de tratamento térmico.
Revista Principia
potassium. heat treatment. hydrometallurgypotássio. tratamento térmico. hidrometalurgia
author_facet Defsson Douglas de Araújo Ferreira
Danúbio Leonardo Bernardino de Oliveira Correia
João Batista de Sousa Santos
Vinícius Rewel do Nascimento Cordeiro
author_sort Defsson Douglas de Araújo Ferreira
title Extração Hidrometalurgica do potássio presente na rocha Nefelina-Sienito, em função da variação da granulometria e aplicação de tratamento térmico.
title_short Extração Hidrometalurgica do potássio presente na rocha Nefelina-Sienito, em função da variação da granulometria e aplicação de tratamento térmico.
title_full Extração Hidrometalurgica do potássio presente na rocha Nefelina-Sienito, em função da variação da granulometria e aplicação de tratamento térmico.
title_fullStr Extração Hidrometalurgica do potássio presente na rocha Nefelina-Sienito, em função da variação da granulometria e aplicação de tratamento térmico.
title_full_unstemmed Extração Hidrometalurgica do potássio presente na rocha Nefelina-Sienito, em função da variação da granulometria e aplicação de tratamento térmico.
title_sort extração hidrometalurgica do potássio presente na rocha nefelina-sienito, em função da variação da granulometria e aplicação de tratamento térmico.
publisher Editora IFPB
series Revista Principia
issn 1517-0306
2447-9187
publishDate 2020-06-01
description <p class="Normal1">Rocks that contain minerals with potassium in their chemical composition, such as, for example, Sienito and Nefelina-Sienito, are an alternative and potentially viable source for extraction of this element, however, for structural reasons this potassium is insoluble and can not be absorbed by plants. Considering that Brazil imports almost as much potassium as the agricultural industry requires, it is necessary to look for alternative ways and routes to take advantage of potentially producing sources. In this sense, a route of mineral processing and metallurgical extraction was proposed in order to make the K present in the Nefelina-Sienito rocks extracted in the city of Pedra Lavrada/PB soluble and usable. The methodology used was to apply thermal treatment and hydrometallurgical extraction with citric acid to analyze the solubility of potassium in two granulometric ranges defined by the granulochemical characterization carried out initially. The results of the granulochemical analysis showed that the highest concentrations of the element of interest were in the bands: retained in 200 and passed through 200 meshes. However, the results of the metallurgical extraction as a function of the different temperatures showed that the highest percentage of solubility (7.68%) was for samples with a grain size less than 200 mesh and a calcination temperature of 1000 ° C.</p>
topic potassium. heat treatment. hydrometallurgypotássio. tratamento térmico. hidrometalurgia
url https://periodicos.ifpb.edu.br/index.php/principia/article/view/3912
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