Zobrazeno 1 - 6
of 6
pro vyhledávání: '"João Antônio Vasconcelos"'
Publikováno v:
REM: International Engineering Journal, Vol 74, Iss 2, Pp 261-267 (2021)
Abstract This article presents a guide to be followed by mining companies willing to open a dimension stone quarry in Brazilian territory. It highlights the main technical documents required by Federal legislation to obtain mining authorization. Thes
Externí odkaz:
https://doaj.org/article/b3e4b5ab3ff54985840854456acc6f22
Publikováno v:
Tecnologia em Metalurgia, Materiais e Mineração, Vol 9, Iss 2, Pp 89-94 (2012)
The Lagoa das Flores Mine is an important iron ore deposit located at the Serra Azul complex in the Northwestern border of the Ferriferous Quadrangle, Minas Gerais, where other important mines also occur, such as Arcelor Mittal, Usiminas, MBL and M
Externí odkaz:
https://doaj.org/article/2b464c12919d4533a4e5fb6bd7ebf0cc
Publikováno v:
Latin American Journal of Energy Research. 8:27-36
O presente trabalho teve como objetivo a elaboração do diagnóstico do uso da energia elétrica no setor extrativo de rochas ornamentais capixaba, utilizando-se como ferramenta a análise das informações dos Relatórios Anuais de Lavra apresentad
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cb1d75681b09ea87febcad982016b192
https://doi.org/10.21712/lajer.2021.v8.n2.p27-36
https://doi.org/10.21712/lajer.2021.v8.n2.p27-36
Publikováno v:
Tecnologia em Metalurgia Materiais e Mineração. 9:89-95
The Lagoa das Flores Mine is an important iron ore deposit located at the Serra Azul complex in the Northwestern border of the Ferriferous Quadrangle, Minas Gerais, where other important mines also occur, such as Arcelor Mittal, Usiminas, MBL and MMX
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9f4381edcce345aa674151eb8e5bf672
https://doi.org/10.4322/tmm.2012.014
https://doi.org/10.4322/tmm.2012.014
Autor:
Joao Antonio Vasconcelos
Publikováno v:
Biblioteca Digital de Teses e Dissertações da UFMGUniversidade Federal de Minas GeraisUFMG.
The present waste piles of the Mina Lagoa das Flores, belonging to the Minerita Minérios Itaúna Ltda Company, are composed by three typologies of poor itabirites (37%Fe): compact itabirite, semicompact itabirite and amphibolitic itabirite. Therefor
Externí odkaz:
http://hdl.handle.net/1843/BUOS-8MSFXS
Publikováno v:
Other. Ecole Centrale de Lyon; UFMG, 2013. Portuguese. ⟨NNT : 2013ECDL0055⟩
Repositório Institucional da UFMG
Universidade Federal de Minas Gerais (UFMG)
instacron:UFMG
Other. Ecole Centrale de Lyon, 2013. Portuguese. 〈NNT : 2013ECDL0055〉
Repositório Institucional da UFMG
Universidade Federal de Minas Gerais (UFMG)
instacron:UFMG
Other. Ecole Centrale de Lyon, 2013. Portuguese. 〈NNT : 2013ECDL0055〉
The development of semiconductor technology in the last decades has boosted numerous new applications in which power electronic devices have been employed. The fast switching of transistors has allowed power conversion to be performed with high effic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e6ef8fac4d2ba8ceae4d0e0e521759bc
https://tel.archives-ouvertes.fr/tel-00999588/document
https://tel.archives-ouvertes.fr/tel-00999588/document
