Results 11 to 20 of about 2,305,291 (253)

Recovery ... reporting overview; Connecticut recovery; CT recovery ... progress

open access: yes, 2010
Updated quarterly; Began in 2009.; Title from home page last modified 10/29/2009 (viewed Oct. 29, 2009).; At head of title: State of Connecticut.; "On October 1, state agencies that have received Recovery Act funds began reporting to the federal ...

core   +5 more sources

Recovery-informed Theory: Situating the Subjective in the Science of Substance Use Disorder Recovery [PDF]

open access: yes, 2019
As recovery from substance use disorder becomes more than a mere quantifiable outcome, there exists a need to discuss and propose the underlying theoretical constructs that ultimately describe and identify the science of recovery.
Brown, Austin M, Ashford, Robert D
core   +1 more source

Experimental Study on Efficient Recovery of High-Grade Sulfide Ore [PDF]

open access: yesE3S Web of Conferences, 2023
A gold mine is a typical broken zone altered rock type gold deposit, with some high grade primary sulfide ore at 20~30m from the surface, and the ore grade is about 5g/t.
Li Guangsheng   +4 more
doaj   +1 more source

Effective Gold Recovery from Near-Surface Oxide Zone Using Reductive Microwave Roasting and Magnetic Separation

open access: yesMetals, 2018
High content of gold in near-surface oxide zones above the gold ore deposit could be recovered using cyanidation. However, restricting the use of cyanide in mines has made it difficult to recover gold within the oxide zone. In this study, we investigated
Bong-Ju Kim   +5 more
doaj   +1 more source

Recovery ... reporting overview; Connecticut recovery; CT recovery ... progress

open access: yes, 2011
Updated quarterly; Began in 2009.; Title from home page last modified 10/29/2009 (viewed Oct. 29, 2009).; At head of title: State of Connecticut.; "On October 1, state agencies that have received Recovery Act funds began reporting to the federal ...

core   +3 more sources

Recovery of Gold and Iron from Cyanide Tailings with a Combined Direct Reduction Roasting and Leaching Process

open access: yesMetals, 2018
Cyanide tailings are the hazardous waste discharged after gold cyanidation leaching. The recovery of gold and iron from cyanide tailings was investigated with a combined direct reduction roasting and leaching process. The effects of reduction temperature,
Pingfeng Fu   +3 more
doaj   +1 more source

A freestanding, hierarchically porous poly(imine dioxime) membrane enabling selective gold recovery from e‐waste with unprecedented capacity

open access: yesEcoMat, 2022
The ever‐growing depletion of precious metals in modern electronic industry necessitates unremitting exploitation of novel materials for gold recovery from e‐waste.
Huaimeng Li   +5 more
doaj   +1 more source

Highly Efficient and Selective Extraction of Gold from Thiosulfate Leaching Solution Using Functionalized Dicationic Ionic Liquids

open access: yesMolecules
Thiosulfate leaching has been regarded as a promising alternative to cyanidation, but it still faces the challenge of the recovery of low content of gold from high concentrations of thiosulfate solutions.
Qiang Zhou, Yunchang Fan, Sheli Zhang
doaj   +1 more source

Electrodeposition of Au on Reticulated Vitreous Carbon From Chloride Media by an Electrogenerative Process

open access: yesInternational Journal of Electrochemical Science, 2012
This study has been initiated to investigate the electrodeposition of gold by an electrogenerative process in a batch reactor containing solutions of HAuCl4 salt and sodium chloride as a supporting electrolyte. In the process, porous graphite (PG) and 80
Fatemeh Salehi Karoonian   +2 more
doaj   +1 more source

Stable Zr-Piperazine MOFs for Efficient Gold Recovery [PDF]

open access: yes
Gold's importance in various industries, the ever-rising demand of electronics and shrinking gold reserves all underscore the pressing need to develop effective gold recovery methods from waste.
Belin, Anne Faustine Sido   +5 more
core   +1 more source

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