Results 271 to 280 of about 1,953,556 (348)
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Cleaner approach to the recycling of metals in waste printed circuit boards by magnetic and gravity separation

Journal of Cleaner Production, 2020
A physical cleaning approach utilizing magnetic separation and gravity beneficiation was used to recover metals from waste printed circuit boards (WPCBs).
Xiang-Nan Zhu, Chun-Chen Nie, Yue Xie
exaly   +2 more sources

Removal of unburned carbon from fly ash using enhanced gravity separation and the comparison with froth flotation

Fuel, 2020
Fly ash is the by-products of electric power, which has potential application in construction industry after removing the unburned carbon. The density difference and favorable dispersion characteristics of fly ash provide the feasibility using gravity ...
Youjun Tao
exaly   +2 more sources

Precious Metals Recovery from Waste Printed Circuit Boards by Gravity Separation and Leaching

, 2021
This study focuses on the recovery of valuable metals, such as gold, silver, and copper, from the printed circuit boards of waste computers, using physical separation followed by leaching methods.
Esra Tanısalı, M. Özer, F. Burat
semanticscholar   +1 more source

Direct preparation of magnesium borate (Mg2B2O5) ceramic from boron-bearing slag: Super-gravity separation and microwave dielectric properties

, 2021
In this study, a novel method was developed for direct preparation of magnesium borate (Mg2B2O5) ceramic from boron-bearing slag. The amorphous boron was efficiently enriched into Mg2B2O5 via crystalline phase transformation in the condition of B/S (B2O3/
Yu Li, Jintao Gao, Xi Lan, Zhancheng Guo
semanticscholar   +1 more source

Identification of Cameroon's geological structures through a gravity separation and using seismic crustal models

, 2021
Residual gravity data provide useful information for a geophysical interpretation of geological sources. Several techniques have been developed and applied to separate a different content in gravity data.
F. E. Kemgang Ghomsi   +7 more
semanticscholar   +1 more source

Recovery of zinc from galvanizing dross by a method of super-gravity separation

Journal of Alloys and Compounds, 2018
Zhe Wang, Jintao Gao, Long Meng
exaly   +2 more sources

A green method to clean copper slag and rapidly recover copper resources via reduction-sulfurizing smelting and super-gravity separation at low temperature.

Journal of Hazardous Materials
Massive copper slag containing heavy metals is produced in copper making and 0.5 - 8.0 wt% Cu is lost into it, deserving to be recovered. In this study, the waste coke and gypsum were employed to clean the copper slag, the lost copper was reduction ...
Zengwu Wang   +3 more
semanticscholar   +1 more source

Recovery of crown zinc and metallic copper from copper smelter dust by evaporation, condensation and super-gravity separation

, 2020
Copper smelter dust is an ultrafine hazardous waste containing various heavy metallic elements. This manuscript proposed a novel method for efficient recovery of crown zinc and metallic copper from copper smelter dust, including evaporation and ...
Jintao Gao   +3 more
semanticscholar   +1 more source

Recovery of rutile from Ti-Bearing blast furnace slag through phase transformation and super-gravity separation for dielectric material

, 2020
High-purity rutile (TiO2) possessing favorable dielectric properties was sustainably recovered from Ti-bearing blast furnace slag through phase transformation and super-gravity separation in this study.
Y. Du, Jintao Gao, Xi Lan, Zhancheng Guo
semanticscholar   +1 more source

Recovery of Zinc from Zn–Al–Fe Melt by Super-gravity Separation

open access: yesISIJ International, 2018
The removal of iron-containing dross particles and recovery of zinc from galvanizing dross by super-gravity separation was inves-tigated using a model Zn–Fe–Al alloy.
Zhe Wang, Jintao Gao, Long Meng
exaly   +2 more sources

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