Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Weslei Monteiro Ambrós"'
Publikováno v:
Minerals, Vol 14, Iss 7, p 678 (2024)
The increasing concerns regarding water usage in mineral processing have led to a growing interest in dry jigging in recent years. However, there is still a need for a more comprehensive examination of the operational aspects of the technique. In thi
Externí odkaz:
https://doaj.org/article/38e707f71c6e47b89196cf465be82c52
Autor:
Carlos Hoffmann Sampaio, Carlos Otávio Petter, Luisa de Freitas Sampaio, Josep Oliva Moncunill, Weslei Monteiro Ambrós, Artur Bressanelli Teixeira
Publikováno v:
Minerals, Vol 14, Iss 6, p 619 (2024)
This paper presents simulations of different concentration plants that use Inert Construction and Demolition Waste as feed to generate coarse aggregates from old concretes. Different feed materials were studied: CDW generated in Spain; low-strength c
Externí odkaz:
https://doaj.org/article/2307e602b70847819011ef242ea9025a
Autor:
Pedro Maraschin Zancan, Irineu Antônio Schadach De Brum, Weslei Monteiro Ambrós, Carlos Hoffmann Sampaio, Josep Oliva Moncunill
Publikováno v:
Minerals, Vol 13, Iss 2, p 161 (2023)
In this study, the influence on the properties of coal caused by proximity with an igneous intrusion in the Moatize mine was evaluated, together with the possibility of beneficiating such coal in the flotation circuit of the plant. For this purpose,
Externí odkaz:
https://doaj.org/article/564aa101a1324058b4dcad0b84c40fbd
Publikováno v:
Minerals, Vol 11, Iss 12, p 1355 (2021)
Gravity concentration is the process by which particles of different densities, sizes, and shapes separate from each other when under the action of gravity or centrifugal forces [...]
Externí odkaz:
https://doaj.org/article/1b6d80e0acfd4c238b526a87de454e19
Autor:
Pedro Jorge Walburga Keglevich de Buzin, Weslei Monteiro Ambrós, Irineu Antônio Schadach de Brum, Rejane Maria Candiota Tubino, Carlos Hoffmann Sampaio, Josep Oliva Moncunill
Publikováno v:
Minerals, Vol 11, Iss 9, p 1014 (2021)
Wastes from old electronic devices represent a significant part of the electronic scrap generated in developing countries, being commonly sold by collectors as low-value material to recycling hubs abroad. Upgrading the quality of this waste type coul
Externí odkaz:
https://doaj.org/article/eba57d8503964e7ca04b98f271bd8859
Autor:
Carlos Hoffmann Sampaio, Weslei Monteiro Ambrós, Bogdan Grigore Cazacliu, Josep Oliva Moncunill, Moacir Medeiros Veras, Gérson Luis Miltzarek, Luis F. O. Silva, Ariane Salvador Kuerten, Maria Alejandra Liendo
Publikováno v:
Minerals, Vol 11, Iss 8, p 904 (2021)
The paper presents a comparison of the concentration methods conventional jig, air jig, and sensor-based sorting to treat construction and demolition waste. All tests were made with concrete, brick, and gypsum particles and the tests aim to separate
Externí odkaz:
https://doaj.org/article/0591afbe5b2241b497ebe6c1b367a6c8
Autor:
Carlos Hoffmann Sampaio, Bogdan Grigore Cazacliu, Weslei Monteiro Ambrós, Márcio André Kronbauer, Rejane M. C. Tubino, Denise C. C. Dal Molin, Josep Oliva Moncunill, Gérson L. Miltzarek, Regis P. Waskow, Viviane L. G. dos Santos, Luis F. O. Silva
Publikováno v:
Minerals, Vol 11, Iss 8, p 803 (2021)
This paper presents a physical characterization for the recycling into new concretes of three comminuted concretes: C16/20 (“ordinary concrete”), C50/60 (“high strength concrete”), and C70/85 (“very high strength concrete”). The top size
Externí odkaz:
https://doaj.org/article/712c3dd800fa4063b6e395a904653da1
Autor:
Glaydson Simões dos Reis, Marco Quattrone, Weslei Monteiro Ambrós, Bogdan Grigore Cazacliu, Carlos Hoffmann Sampaio
Publikováno v:
Materials, Vol 14, Iss 7, p 1700 (2021)
A literature review comprising 163 publications published over a period of 26 years from 1992 to 2018 is presented in this paper. This review discusses the generation and recycling of construction and demolition waste (CDW) as well as its main uses a
Externí odkaz:
https://doaj.org/article/ca7f2cc24721496cbda69a3d5d8bfceb
Autor:
Carlos Hoffmann Sampaio, Weslei Monteiro Ambrós, Bogdan Cazacliu, Josep Oliva Moncunill, David Selemane José, Gerson Luis Miltzarek, Irineu Antônio Schadach de Brum, Carlos Otávio Petter, Eunírio Zanetti Fernandes, Luis Felipe Silva Oliveira
Publikováno v:
Minerals, Vol 10, Iss 9, p 771 (2020)
This paper proposes pre-beneficiation studies by air jigs of the coal layers from a Moatize coal deposit. Pre-beneficiation, also called destoning, removes tailings before the beneficiation plant. The air jigs operate in the same granulometric size r
Externí odkaz:
https://doaj.org/article/3d7a1211ca714444bce8369ea9d932c1
Autor:
Gerson Luis Miltzarek, Josep Oliva Moncunill, Ariane Salvador Kuerten, Moacir Medeiros Veras, Carlos Hoffmann Sampaio, Luis F.O. Silva, Bogdan Cazacliu, Weslei Monteiro Ambrós, Maria Alejandra Liendo
Publikováno v:
Minerals
Minerals, MDPI, 2021, 11 (8), 14 p. ⟨10.3390/min11080904⟩
REDICUC-Repositorio CUC
Corporación Universidad de la Costa
instacron:Corporación Universidad de la Costa
Volume 11
Issue 8
Minerals, Vol 11, Iss 904, p 904 (2021)
Repositório Institucional da UFRGS
Universidade Federal do Rio Grande do Sul (UFRGS)
instacron:UFRGS
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Minerals, MDPI, 2021, 11 (8), 14 p. ⟨10.3390/min11080904⟩
REDICUC-Repositorio CUC
Corporación Universidad de la Costa
instacron:Corporación Universidad de la Costa
Volume 11
Issue 8
Minerals, Vol 11, Iss 904, p 904 (2021)
Repositório Institucional da UFRGS
Universidade Federal do Rio Grande do Sul (UFRGS)
instacron:UFRGS
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
The paper presents a comparison of the concentration methods conventional jig, air jig, and sensor-based sorting to treat construction and demolition waste. All tests were made with concrete, brick, and gypsum particles and the tests aim to separate
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eccc2de23a0e3a239c7797567caf5cc5
https://hdl.handle.net/2117/351675
https://hdl.handle.net/2117/351675
