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Chemical deposits associated to metavolcanosedimentary sequences of the central portion of the São Francisco craton the state of Bahia, Brazil: a review
(2000-06)
Supracrustal suites of metavolcanosedimentary rocks (SC) occur in the central portion of the São Francisco Craton in the State of Bahia. They were primarily formed by calc- alkaline to perialkaline volcanic flows and tuffs, ...
CHEMICAL DEPOSITS ASSOCIATED TO METAVOLCANOSEDIMENTARY SEQUENCES OF THE CENTRAL PORTION OF THE SÃO FRANCISCO CRATON IN THE STATE OF BAHIA, BRAZIL: A REVIEWCHEMICAL DEPOSITS ASSOCIATED TO METAVOLCANOSEDIMENTARY SEQUENCES OF THE CENTRAL PORTION OF THE SÃO FRANCISCO CRATON IN THE STATE OF BAHIA, BRAZIL: A REVIEW
(Sociedade Brasileira de Geologia, 2017)
Leaching of pure chalcocite with reject brine and mno2 from manganese nodules
(2020-11)
Chalcocite (Cu2S) has the fastest kinetics of dissolution of Cu in chlorinated media of all copper sulfide minerals. Chalcocite has been identified as having economic interest due to its abundance, although the water ...
Adsorção dos gases NH3, NO e H2S em fosfato de vanadila, hidrogeno fosfato de vanadila e fosfatos de vanadila dopados por Al, Co, Mn e Cr
(Universidade Federal do Rio Grande do NorteBRUFRNPrograma de Pós-Graduação em QuímicaFísico-Química; Química, 2013-07-31)
In this work were synthesized the materials called vanadyl phosphate, hydrogen
vanadyl phosphate and vanadyl phosphate doped by transition metals with the aim in
adsorption the following compounds: ammonia, hydrogen ...
Petrografia e Mineralogia do Protominério de Manganês da Região de Maraú, Sul da Bahia, Brasil
(Instituto de GeociênciasGeologiaPGGEOLOGIAbrasil, 2017-02-20)
No estado da Bahia existem diversas ocorrências de manganês, especialmente inseridas no contexto geológico do Bloco Itabuna-Salvador-Curaçá (BISC). Essas ocorrências costumam se apresentar paralelas à deformação regional ...
Caracterização de fungos presentes em solos sulfetados da Antártica e sua avaliação para estudos em processos de biolixiviação de metais
(Universidade Federal de Minas GeraisBrasilICB - DEPARTAMENTO DE MICROBIOLOGIAPrograma de Pós-Graduação em MicrobiologiaUFMG, 2020-02-19)
Antarctica stands out for its low temperatures and low availability of nutrients, intense solar radiation and strong winds in its different ecosystems. In Antarctica there are soils with different physical and chemical ...
Rediseño del sistema de tratamiento de aguas residuales para la Curtiembre “Moyolsa” de la ciudad de Ambato.
(Escuela Superior Politécnica de Chimborazo, 2019-07-17)
The present degree work set as objective to redesign a system of treatment of residual waters of the tannery "Moyolsa"; for this, it was defined specifically to effluents of unhairing and tanning that contain sulfur and ...
Diseño de un sistema de tratamiento de aguas residuales para la curtiembre Tenería Nuñez de la parroquia Totoras- Tungurahua
(Escuela Superior Politécnica de Chimborazo, 2021-12-01)
The aim of this work is to design a wastewater treatment system for Tenería Nuñez, at Totoras Parish, in the city of Ambato. It began with the characterization of effluent samples of fur and vegetable tanning, finding the ...