المنتجات الساخنة
Mineralogical characterization of copper sulfide tailings
网页2020年2月18日 Xiao-liang Zhang, Jue Kou, Chun-bao Sun, Rui-yang Zhang, Min Su, and Shuo-fu Li, Mineralogical characterization of copper sulfide tailings using automated
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The Challenges and Prospects of Recovering Fine Copper
网页2022年5月6日 Flotation is a common mineral processing method used to upgrade copper sulfide ores; in this method, copper sulfide mineral particles are concentrated in froth,
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Recovery of pyrite from copper tailings by flotation
网页2019年9月1日 The concentration of sulfide copper minerals by means of flotation generates large volumes of tailings. It is estimated that one hundred twenty-five tons of
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Statistical investigation of flotation parameters for copper
网页2021年3月1日 A brief statistical analysis has shown that froth flotation is a reliable process to recover copper from flotation tailings. • Collector dosage remains the main parameter
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The Challenges and Prospects of Recovering Fine
网页2022年5月28日 The copper concentrates from sulfide ores are usually produced by flotation and then processed by pyrometallurgical or hydrometallurgical methods to
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(PDF) The Challenges and Prospects of Recovering Fine
网页2022年5月6日 Flotation is a common mineral processing method used to upgrade copper sulfide ores; in this method, copper sulfide mineral particles are concentrated in froth,
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A Review of Recent Advances in Depression Techniques
网页Typically, the separation and recovery of chalcopyrite (CuFeS2) and molybdenite (MoS2), the major Cu and Mo minerals, respectively, in PCDs are achieved by two-step flotation
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Pyrite Flotation Separation and Encapsulation: A
网页2021年1月28日 Pyrite flotation separation and encapsulation in tailings dams is proposed as a viable way to chemically stabilize tailings. Characterization of potential acid mine
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Mineralogical characterization of copper sulfide tailings
网页2020年2月18日 Xiao-liang Zhang, Jue Kou, Chun-bao Sun, Rui-yang Zhang, Min Su, and Shuo-fu Li, Mineralogical characterization of copper sulfide tailings using automated mineral liberation analysis: A case...
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Improving Flocculation Performance of Copper Flotation
网页2023年1月19日 This study investigated the flocculation performances of a new generation UMA (Unique Molecular Architecture) technology polymer and conventional polymers in the solid–liquid separation process of the copper flotation tailings.
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The Challenges and Prospects of Recovering Fine Copper
网页Flotation is a common mineral processing method used to upgrade copper sulfide ores; in this method, copper sulfide mineral particles are concentrated in froth, and associated gangue minerals are separated as tailings. However, a significant amount of copper is lost into tailings during the processing; therefore, tailings can be considered secondary
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(PDF) The Challenges and Prospects of Recovering Fine
网页2022年5月6日 Flotation is a common mineral processing method used to upgrade copper sulfide ores; in this method, copper sulfide mineral particles are concentrated in froth, and associated gangue...
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A Review of Recent Advances in Depression Techniques
网页Porphyry copper deposits (PCDs) are some of the most important sources of copper (Cu) and molybdenum (Mo). Typically, the separation and recovery of chalcopyrite (CuFeS2) and molybdenite (MoS2), the major Cu and Mo minerals, respectively, in PCDs are achieved by two-step flotation involving (1) bulk flotation to separate Cu–Mo concentrates and tailings
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Oxidation-reduction effects in the flotation of copper
网页2022年4月1日 Due to the differences in the flotation properties of sulfide minerals and associated gangues, flotation is the most common method for processing copper-molybdenum sulfide ores. In the flotation process, each of these minerals exhibits a specific electrochemical behavior.
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Response Surface Methodology for
网页2018年4月18日 Response surface methodology is used to optimize the leaching process for refractory flotation copper tailings. The proportion of the refractory combination oxide copper (chrysocolla) is 64.84%. At present,
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New insights related to the flotation of covellite in
网页2021年12月1日 1. Introduction The ore copper grade has been decreasing due to exploitation. The global average copper ore grade is about 0.49% and is forecast to decrease consistently in the foreseeable future (Northey et al., 2014).
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Chemical Composition Data of the Main Stages
网页2022年2月16日 This stone presents a review of chemical composition data of the main stages of copper production from sulfide minerals, such as (1) copper minerals, (2) flotation tailings, (3) flotation concentrates, (4) slags
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Estimated Water Requirements for the Conventional
网页2012年5月3日 copper produced in the United States originated from flotation (Daniel E. Edelstein, Copper Commodity Specialist, U.S. Geological Survey, written commun., March 20, 2012). Copper sulfide ores must be concentrated before they can be economically transported to a smelter.
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Improving Flocculation Performance of Copper Flotation
网页2023年1月19日 This study investigated the flocculation performances of a new generation UMA (Unique Molecular Architecture) technology polymer and conventional polymers in the solid–liquid separation process of the copper flotation tailings.
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The Challenges and Prospects of Recovering Fine Copper
网页Flotation is a common mineral processing method used to upgrade copper sulfide ores; in this method, copper sulfide mineral particles are concentrated in froth, and associated gangue minerals are separated as tailings.
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(PDF) The Challenges and Prospects of Recovering Fine
网页2022年5月6日 Flotation is a common mineral processing method used to upgrade copper sulfide ores; in this method, copper sulfide mineral particles are concentrated in froth, and associated gangue...
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A Review of Recent Advances in Depression Techniques
网页Porphyry copper deposits (PCDs) are some of the most important sources of copper (Cu) and molybdenum (Mo). Typically, the separation and recovery of chalcopyrite (CuFeS2) and molybdenite (MoS2), the major Cu and Mo minerals, respectively, in PCDs are achieved by two-step flotation involving (1) bulk flotation to separate Cu–Mo concentrates and tailings
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Process mineralogy as a key factor affecting the flotation
网页2018年5月10日 The aim of this study is to apply process mineralogy as a practical tool for further understanding and predicting the flotation kinetics of the copper sulfide minerals. The minerals' composition and association, grain distribution, and liberation within the ore samples were analyzed in the feed, concentrate, and the tailings of the flotation
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Response Surface Methodology for
网页2018年4月18日 Response surface methodology is used to optimize the leaching process for refractory flotation copper tailings. The proportion of the refractory combination oxide copper (chrysocolla) is 64.84%. At present,
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(PDF) A Review of the Flotation of Copper
网页2017年7月4日 The recovery of these copper minerals by flotation or hydrometallurgy from ores, typically containing 0.5%TCu (open pit mines) and 1-2%TCu (underground mines) is of great commercial importance....
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A Comprehensive Recovery Process for Selective
网页2022年3月19日 A comprehensive recovery process for the selective separation and enrichment of copper, zinc and iron minerals from a polymetallic ore was developed, which consisted of copper flotation, zinc
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Estimated Water Requirements for the Conventional
网页2012年5月3日 copper produced in the United States originated from flotation (Daniel E. Edelstein, Copper Commodity Specialist, U.S. Geological Survey, written commun., March 20, 2012). Copper sulfide ores must be concentrated before they can be economically transported to a smelter.
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Current Status of Copper-Ore Processing: A Review
网页2021年9月8日 Abstract An analysis of flowsheets for processing sulfide and oxide copper ores, reagent modes, processing equipment, and flotation indicators in some domestic and foreign processing plants and productions is carried out. Autogenous and semiautogenous mills are commonly used in the primary grinding stage in ore processing plants, which
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