[HTML][HTML] Near-zero-waste processing of low-grade, complex primary ores and secondary raw materials in Europe: technology development trends

J Spooren, K Binnemans, J Björkmalm… - Resources …, 2020 - Elsevier
With an increasing number of low-grade primary ores starting to be cost-effectively mined,
we are at the verge of mining a myriad of low-grade primary and secondary mineral …

Heap leaching technology—current state, innovations, and future directions: a review

Y Ghorbani, JP Franzidis, J Petersen - Mineral Processing and …, 2016 - Taylor & Francis
Heap leaching is a well-established extractive metallurgical technology enabling the
economical processing of various kinds of low-grade ores, which could not otherwise be …

[HTML][HTML] The influence of microwave irradiation on rocks for microwave-assisted underground excavation

F Hassani, PM Nekoovaght, N Gharib - Journal of Rock Mechanics and …, 2016 - Elsevier
Demand is growing for explosive-free rock breakage systems for civil and mining
engineering, and space industry applications. This paper highlights the work being …

Fundamentals and applications of microwave energy in rock and concrete processing–A review

W Wei, Z Shao, Y Zhang, R Qiao, J Gao - Applied Thermal Engineering, 2019 - Elsevier
Microwave heating is a green, efficient and sustainable technique for thermal process, which
has been evaluated as an ideal candidate to satisfy the present and future sustainable …

The influence of microwave irradiation on thermal properties of main rock-forming minerals

G Lu, Y Li, F Hassani, X Zhang - Applied Thermal Engineering, 2017 - Elsevier
The sample will burst into fragment when the thermal stress induced by thermal expansion
greater than the ultimate strength of the rock after microwave irradiation. Microwave-assisted …

The microwave-induced fracturing of hard rock

GM Lu, XT Feng, YH Li, X Zhang - Rock Mechanics and Rock Engineering, 2019 - Springer
A new, high-efficiency technology for fracturing and breaking rocks is required. Due to
various advantages including high efficiency, energy-saving, and having no secondary …

Effect of microwave heating on fracture behavior of granite: An experimental investigation

Q Li, X Li, T Yin - Engineering Fracture Mechanics, 2021 - Elsevier
Hard rock breaking is a great challenge for deep drilling and mining engineering, and the
microwave-assisted rock breaking technique offers a promising solution. However, the lack …

Microwave-assisted dry reforming of methane for syngas production: a review

TTP Pham, KS Ro, L Chen, D Mahajan… - Environmental chemistry …, 2020 - Springer
Abatement of emissions of greenhouse gases such as methane and carbon dioxide is
crucial to reduce global warming. For that, dry reforming of methane allows to convert …

Multiphysics study of microwave irradiation effects on rock breakage system

K Teimoori, R Cooper - International Journal of Rock Mechanics and …, 2021 - Elsevier
The development of a model to describe the Electromagnetic-Thermal-Mechanical (ETM)
multiphysics interaction in rocks requires careful consideration of the heating mechanism …

Experimental investigation on the effects of microwave treatment on basalt heating, mechanical strength, and fragmentation

GM Lu, XT Feng, YH Li, F Hassani, X Zhang - Rock Mechanics and Rock …, 2019 - Springer
Microwave energy can be used to assist mechanical rock breakage for civil and mining
engineering operations. To assess the industrial applicability of this technology, microwave …