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CYANIDATION: 作品数：23被引量：28H指数：3; 导出分析报告; 相关领域：冶金工程更多>>; 相关机构：长春黄金研究院黄金集团辽宁汇宝金业有限公司中金嵩县嵩原黄金冶炼有限责任公司更多>>; 相关期刊：《Materials Sciences and Applications》《International Journal of Mining Science and Technology》《International Journal of Minerals,Metallurgy and Materials》《Transactions of Nonferrous Metals Society of China》更多>>; 相关基金：国家自然科学基金霍英东教育基金国家高技术研究发展计划更多>>

Interaction mechanism of cyanide with pyrite during the cyanidation of pyrite and the decyanation of pyrite cyanide residues by chemical oxidation: 《International Journal of Minerals,Metallurgy and Materials》2024年第9期1996-2005,共10页Wenwen Han Hongying Yang Linlin Tong; financially supported by the National Natural Science Foundation of China(No.52274348);the Major projects for the“Revealed Top”Science and Technology of Liaoning Province,China(No.2022JH1/10400024);the National Key Research and Development Program of China(No.2018YFC1902002).; The toxic cyanides in cyanide residues produced from cyanidation process for gold extraction are harmful to the environment.Pyrite is one of the main minerals existing in cyanide residues.In this work,the interaction ...; 关键词：PYRITE CYANIDE DECYANATION sodium sulfite/air oxidation cyanide residue

Differences of cyanide leaching between calcine and dust from refractory gold concentrates被引量：5: 《Transactions of Nonferrous Metals Society of China》2020年第7期1964-1979,共16页Pan CAO Shang-hua ZHANG Ya-jie ZHENG Han-bing HE Shen-zhi LAI Xing-jun WANG Bing TAN; Project(201552)supported by the Special Project on the Strategic Emerging Industries of Xinjiang Uygur Autonomous Region,China;Project(2017SK2254)supported by the Key Research and Development Project of Hunan Province,China。; Differences of cyanide leaching between the calcine and the dust from a refractory gold concentrate were investigated by comparative method. Results showed that gold leaching efficiencies of the calcine and the dust w...; 关键词：refractory gold concentrate CALCINE DUST CYANIDATION carbonaceous matter

Impact of silver sulphides on gold cyanidation with polymetal sulphides: 《Transactions of Nonferrous Metals Society of China》2018年第3期542-555,共14页Muhammad KHALID Faical LARACHI; Financial support from the Natural Sciences and Engineering Research Council through its Cooperative Research & Development grants program; Gold leaching was influenced in association with silver and polymetal sulphide minerals.A packed bed was adopted to single out the galvanic and passivation effects with four sets of minerals:pyrite?silica,chalcopyrite...; 关键词：silver mineral gold cyanidation packed-bed reactor sulphide mineral PASSIVATION galvanic interaction

New Approach for Lead, Zinc and Copper Ions Elimination in Cyanidation Process to Improve the Quality of the Precipitate: 《Materials Sciences and Applications》2015年第2期117-129,共13页José R. Parga Jesús V. Valdés Jesús L. Valenzuela Gregorio Gonzalez L. María de J. Pérez T. Francisco Cepeda; The Merrill-Crowe zinc-precipitation process has been applied worldwide on a large number of operations for recovering gold and silver from cyanide solutions. However, in some of the large plants this precipitate is o...; 关键词：Gold-Silver Recovery HYDROXYAPATITE Merrill-Crowe SULPHIDE Precipitation

Leaching kinetics in cyanide media of Ag contained in the industrial mining-metallurgical wastes in the state of Hidalgo, Mexico被引量：1: 《International Journal of Mining Science and Technology》2014年第5期689-694,共6页Juan Hernandez Francisco Patino Isauro Rivera Iván Alejandro Reyes Misrael Uriel Flores Julio Cesar Juarez Martín Reyes; the Autonomous University of Hidalgo State, Mexico for the financial support; The leaching kinetics in cyanide media of the silver contained in the Dos Carlos waste tailings at the City of Pachuca de Soto, Hidalgo State, Mexico were carried out. The used material contained the following chemica...; 关键词：Silver Waste tailings Cyanidation Leaching

Improved recovery of a low-grade refractory gold ore using flotation–preoxidation–cyanidation methods被引量：7: 《International Journal of Mining Science and Technology》2014年第4期537-542,共6页Faraz Soltani Hossna Darabi Rezgar Badri Piroz Zamankhan; In this work, different flotation–preoxidation–cyanidation methods are considered for treating a lowgrade refractory gold ore. On the one hand, the results of selective flotation show that 22% and 31.1%of total Sb a...; 关键词：Low-grade refractory gold ore Pre-treating Flotation Pre-oxidation

Beneficiation and Characterization of Gold from Itagunmodi Gold Ore by Cyanidation被引量：2: 《Journal of Minerals and Materials Characterization and Engineering》2014年第4期300-307,共8页Olasupo Daniel Ogundare Mosobalaje Oyebanji Adeoye Adelana Rasaq Adetunji Olusegun Oyeleke Adewoye; This paper has reported the beneficiation and characterization of gold from Itagunmodi gold ore in Atakumosa West LGA in the State of Osun Nigeria using cyanide solution obtained from cassava and commercially availabl...; 关键词：GOLD CYANIDATION Itagunmodi GOLD ORE CASSAVA Commercial Sodium CYANIDE CYANIDE from CASSAVA

Effect of Pretreatment of Sulfide Refractory Concentrate with Sodium Hypochlorite, Followed by Extraction of Gold by Pressure Cyanidation, on Gold Removal: 《Advances in Chemical Engineering and Science》2013年第3期171-177,共7页Alejandro Valenzuela Jesús L. Valenzuela José R. Parga; The majority of the refractory gold and silver occurs in occlusion in sulphides, then precious metal dissolution is possible by first oxidizing auriferous sulfide concentrate using sodium hypochlorite-sodium-hydroxide...; 关键词：REFRACTORY GOLD CONCENTRATE Hypochlorite Oxidation PRETREATMENT PRESSURE CYANIDATION

Processing of Mercury-Stibium Gold Bearing Ore ot Diiiikrut Deposit: 《Journal of Environmental Science and Engineering(B)》2013年第5期308-317,共10页Mahsuda Abdusalyamova David Dreisinger Zinaida Zinchenko Petr Solozhenkin Safarali Gadoev Ivan Tyumin Marhabo Ismailova; The mercury-antimony-gold ore was subjected of the flotation. As a result of enrichment of ore, the mercury-antimony concentrate with the contents of 51.5% Sb, 3.55% Hg and 6 g/t Au was received. Vacuum distillation o...; 关键词：Ore CONCENTRATE flotation CYANIDATION ROASTING MERCURY ANTIMONY gold.

Removal of Aqueous Lead and Copper Ions by Using Natural Hydroxyapatite Powder and Sulphide Precipitation in Cyanidation Process: 《Materials Sciences and Applications》2013年第4期231-237,共7页José Refugio Parga Jesús Leobardo Valenzuela Víctor Vazquez Mario Rodriguez Héctor Moreno; Mining, ore processing, and smelting activities have contaminated soil and water resources with cyanide and heavy metals throughout the world. In-situ chemical immobilization is a remediation technology that decreases...; 关键词：NATURAL HYDROXYAPATITE SULPHIDE PRECIPITATION Zinc CEMENTATION

CYANIDATION