Results 11 to 20 of about 17,849 (304)

CR3 Update: Recycling of Strategic Metals [PDF]

open access: yesJOM, 2012
3 ), focuses on the recycling of strategic metals. The Center for Resource Recovery & Recycling is a research center established by Worcester Polytechnic Institute, Colorado School of Mines, and K.U. Leuven.
Anderson, C.G.   +5 more
openaire   +3 more sources

Approach to recover strategic metals from brines [PDF]

open access: yes, 1981
The objective of the proposed research is to evaluate hypersaline brines from geothermal sources and salt domes as possible sources for some strategic metals. This research is suggested because several previous analyses of brine from geothermal wells in the Imperial Valley, California, and from Gulf Coast salt domes, indicate near commercial values for
Raber, E., Harrar, J., Gregg, D.
openaire   +4 more sources

Chemical Analyses of Geothermal Waters and Strategic Petroleum Reserve Brines for Strategic and Precious Metals [PDF]

open access: yes, 1983
Water form seven hydrothermal-geothermal, one geopressured-geothermal, and six Strategic Petroleum Reserve wells have been surveyed for twelve metals of special strategic and economic importance using trace chemical analysis techniques. The elements sought were Cr, Co, Mn, Ta, Sn, V, Nb, Li, Sr, Pt, Au, and Ag. Platinum was found at a concentration of ~
Harrar, Jackson E., Raber, Ellen
openaire   +4 more sources

Portable Analyses of Strategic Metal-Rich Minerals Using pXRF and pLIBS: Methodology and Database Development [PDF]

open access: yesData
Strategic metals are indispensable for meeting the needs of modern society. It is then necessary to reassess the potential of such metals in Europe.
Marjolène Jatteau   +5 more
doaj   +4 more sources

Geopolitics and rare earth metals [PDF]

open access: yes, 2022
Rare earth elements are critical in the production of consumer products, renewables, and green, industrial, and defense products. Using more than thirty years of Japanese import data, we document statistically significant relationships between ...
Omura, Akihiro   +5 more
core   +1 more source

Status and health risk assessment of heavy metals in vegetables grown in industrial areas of Bangladesh [PDF]

open access: yes, 2022
The presence of toxic heavy metals in vegetables is a matter of concern worldwide as they impose significant public health hazards. This study quantified heavy metals such as lead (Pb), cadmium (Cd), chromium (Cr), copper (Cu), and zinc (Zn) in widely ...
Ahmed, W.   +6 more
core   +1 more source

The development of numerical forecasting systems of primary sources of gold on the results of placer sampling in the example Vagran placer cluster (North Urals)

open access: yesGeoresursy, 2020
Based on the results of field research, as well as data from stock reports, two types of placer gold were identified within the Vagran placer cluster, which are indicators of primary mineralization.
Alexander V. Lalomov   +2 more
doaj   +1 more source

Mineralization of the Liwu large-scale stratiform copper deposits in Sichuan Province, China: Constraints from fluid inclusions

open access: yesChina Geology, 2023
: The Liwu stratiform copper deposit is located in the northwestern Jianglang dome, western China. Current studies mainly focus on the genetic type and mineralization of this deposit. Detailed fluid inclusion characteristics of metallogenic period quartz
Hua-yun Yuan   +8 more
doaj   +1 more source

C-Alkyl-bis-phosphoryl chelating systems for the potential recovery of strategic metals [PDF]

open access: yes, 2020
International audienceMethylene-bis-phosphonic acid and derivatives are used as complexing agents, diagnostics, therapeutics and show interesting virustatic properties.
Babouri, Rachida   +6 more
core   +1 more source

An Innovative Method of Leaching of Battery Masses Produced in the Processing of Li-Ion Battery Scrap

open access: yesApplied Sciences, 2023
This paper presents comparative experimental results for the single-stage and two-stage counter-current acid leaching of battery masses, with the addition of a booster, from different types of LIB waste.
Katarzyna Leszczyńska-Sejda   +10 more
doaj   +1 more source

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