Hematite and quartz microflotation using millet starch as depressant

Autor: André Carlos Silva, Débora Nascimento Sousa, Elenice Maria Schons Silva

Publikováno v: REM: International Engineering Journal, Vol 74, Iss 1, Pp 107-116 (2021)

Abstract Brazil is among the world's largest iron ore producers. The standard concentration method is reverse cationic flotation using amines, and their derivatives, such as quartz collector and corn (as either grits, flour, or starch) as the hematit

Externí odkaz: https://doaj.org/article/87b5c93c26b441f8a4fc8ca0976ba168

PRODUÇÃO DE CONCENTRADO DE MAGNETITA POR JIGAGEM A PARTIR DO REJEITO DE ROCHA FOSFÁTICA

Autor: Raphael Silva Tomáz, André Carlos Silva, Elenice Maria Schons Silva, Débora Nascimento Sousa

Publikováno v: Holos, Vol 7, Iss 0, Pp 72-79 (2015)

A magnetita (Fe3O4) é um óxido magnético de ferro natural formado por íons Fe+2 e Fe+3. É o mais comum mineral fortemente magnético, estando presente em pequenas quantidades em quase todas as rochas e também nos meteoritos. A nanotecnologia es

Externí odkaz: https://doaj.org/article/25e8bdd07c794221b36edc9d2a74b30d

Hematite and quartz microflotation using millet starch as depressant

Autor: Elenice Maria Schons Silva, Débora Nascimento Sousa, André Carlos Silva

Publikováno v: REM: International Engineering Journal, Vol 74, Iss 1, Pp 107-116 (2021)
REM-International Engineering Journal v.74 n.1 2021
REM-International Engineering Journal
Fundação Gorceix (FG)
instacron:FG

Brazil is among the world's largest iron ore producers. The standard concentration method is reverse cationic flotation using amines, and their derivatives, such as quartz collector and corn (as either grits, flour, or starch) as the hematite depress

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b4943064fa5481ce5d482b7c1bb667ba
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2448-167X2021000100107&tlng=en

Temperature influence in cornstarch gelatinization for froth flotation

Autor: Antônio Eduardo Clark Peres, Débora Nascimento Sousa, Elenice Maria Schons Silva, André Carlos Silva

Publikováno v: REM-International Engineering Journal v.70 n.2 2017
REM-International Engineering Journal
Fundação Gorceix (FG)
instacron:FG
REM-International Engineering Journal, Volume: 70, Issue: 2, Pages: 231-235, Published: JUN 2017
REM: International Engineering Journal, Vol 70, Iss 2, Pp 231-235

Starches are widely used as depressant in froth flotation operations in Brazil due to their efficiency, increasing the selectivity in the inverse flotation of quartz, depressing iron ore. The starch market has been growing and improving in recent yea

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::475b68bf075032befbe5c38dd7ebe0af
https://doi.org/10.1590/0370-44672016700085

Influence of Jig Pulsation Frequency in Magnetite Concentration

Autor: André Carlos Silva, T. P. Fontes, R. S. Tomaz, Elenice Maria Schons Silva, Débora Nascimento Sousa, Mariana Rezende de Barros

Publikováno v: International Proceedings of Chemical, Biological and Environmental Engineering. 96:1-6

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::77a65d0540c01cd40a0d9c89532d28ff
https://doi.org/10.7763/ipcbee.2016.v96.1