the kinetics of cobalt and nickel extraction using hehehp
the kinetics of cobalt and nickel extraction using hehehp
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the kinetics of cobalt and nickel extraction using hehehp

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THE KINETICS OF COBALT AND NICKEL EXTRACTION USING

27.04.2007  The kinetics of the extraction of cobalt and nickel using purified mono 2-ethyl hexyl phosphonic acid mono 2-ethyl hexyl ester (HEHEHP) were studied using the Rotating Diffusion Cell (RDC) apparatus. The extraction of cobalt was Investigated over a wide range of cobalt concentration, extractant concentration, pH and temperature conditions.

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THE KINETICS OF COBALT AND NICKEL EXTRACTION USING

ABSTRACT The kinetics of the extraction of cobalt and nickel using purified mono 2-ethyl hexyl phosphonic acid mono 2-ethyl hexyl ester (HEHEHP) were studied using the Rotating Diffusion Cell (RDC) apparatus. The extraction of cobalt was Investigated over a wide range of cobalt concentration, extractant concentration, pH and temperature conditions. Nickel extraction was

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D. B. Dreisinger and W. C. Cooper, “The Kinetics of Cobalt ...

D. B. Dreisinger and W. C. Cooper, “The Kinetics of Cobalt and Nickel Extraction Using EHEHPA,” Solvent Ex traction and Ion Exchange, Vol. 4, No. 2, 1986, pp. 317-344. doi:10.1080/07366298608917869 has been cited by the following article:

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D. B. Dreisinger and W. C. Cooper, “The Kinetics of Cobalt ...

D. B. Dreisinger and W. C. Cooper, “The Kinetics of Cobalt and Nickel Extraction Using EHEHPA,” Solvent Ex traction and Ion Exchange, Vol. 4, No. 2, 1986, pp. 317 ...

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THE KINETICS OF ZINC, COBALT AND NICKEL EXTRACTION IN THE ...

ABSTRACT The kinetics of the extraction of zinc, cobalt and nickel from perchlorate solutions using di 2-ethyl-hexyl phosphoric acid (D2EHPA) dissolved in heptane were studied using the Rotating Diffusion Cell technique. The extraction of each metal was investigated individually over a wide range of metal concentration, extractant concentration, pH and temperature conditions.

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THE KINETICS OF ZINC, COBALT AND NICKEL EXTRACTION IN THE ...

(1989). THE KINETICS OF ZINC, COBALT AND NICKEL EXTRACTION IN THE D2EHPA-HEPTANE-HC104 SYSTEM USING THE ROTATING DIFFUSION CELL TECHNIQUE. Solvent Extraction and Ion Exchange: Vol. 7, No. 2, pp. 335-360.

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SEPARATION OF COBALT AND NICKEL USING SOLVENT

In the extraction of cobalt and nickel from an aqueous solution containing both metals and using di-(2-ethylhexyl)phosphoric acid (HDEHP) and 2-ethylhexylphosphonic acid mono-2-ethylhexyl ester (EHPNA), interaction occurs which influences the amount of each of the metals extracted. For ideal conditions where only monomeric metal species is extracted, an

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(PDF) Kinetics of nickel and cobalt leaching from waste ...

The kinetics behavior of nickel and cobalt leaching from waste superalloys with sulfuric acid was investigated. The kinetics experiments were carried out with the ratio of liquid to solid of 400:1 ...

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Kinetics of cobalt(II) extraction from sulfate aqueous ...

01.02.2013  Kinetics of Co(II) extraction from sulfate aqueous solution by the sodium salt of di-decylphosphinic acid (Na-DDPA) was studied using a modified Lewis cell to disclose the mechanism of extraction. Parameters affecting the extraction rate, such as stirring speed, temperature, interfacial area, Na-DDPA concentration and Co(II) concentration, were

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THE KINETICS OF ZINC, COBALT AND NICKEL EXTRACTION IN

(1989). THE KINETICS OF ZINC, COBALT AND NICKEL EXTRACTION IN THE D2EHPA-HEPTANE-HC104 SYSTEM USING THE ROTATING DIFFUSION CELL TECHNIQUE. Solvent Extraction and Ion Exchange: Vol. 7, No. 2, pp. 335-360.

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D. B. Dreisinger and W. C. Cooper, “The Kinetics of Cobalt ...

D. B. Dreisinger and W. C. Cooper, “The Kinetics of Cobalt and Nickel Extraction Using EHEHPA,” Solvent Ex traction and Ion Exchange, Vol. 4, No. 2, 1986, pp. 317 ...

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Liquid-liquid extraction kinetics Request PDF - ResearchGate

The kinetics of the extraction of cobalt and nickel using purified mono 2-ethyl hexyl phosphonic acid mono 2-ethyl hexyl ester (HEHEHP) were studied using the

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Kinetics and behavior of cobalt extraction from low nickel ...

26.02.2015  The dissolution kinetics and behavior of cobalt extraction from low nickel matte converter slag by pressure oxidative leaching with sulfuric acid were investigated. The effects of stirring speed, temperature, sulfuric acid concentration, oxygen partial pressure and particle size on extraction rate of cobalt were studied for exploring the kinetics law of cobalt dissolution

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Extraction and separation of nickel and cobalt with ...

01.05.2012  The metal extraction kinetics with the 0.38 M LIX®1104SM system was determined using the synthetic nickel laterite solution at an A/O ratio of 1:1 and 40 °C . The Cu and Zn were completely extracted within 30 s while the extraction of Fe(III) and Co reached equilibrium within 30 s with about 95% extraction.

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Kinetics of cobalt(II) extraction from sulfate aqueous ...

01.02.2013  Kinetics of Co(II) extraction from sulfate aqueous solution by the sodium salt of di-decylphosphinic acid (Na-DDPA) was studied using a modified Lewis cell to disclose the mechanism of extraction. Parameters affecting the extraction rate, such as stirring speed, temperature, interfacial area, Na-DDPA concentration and Co(II) concentration, were

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(PDF) Application of Cyanex® Extractant in Cobalt/Nickel ...

23.01.2013  Accepted 21 January, 2013. This study presen ts a detailed rev iew on the adv anced hydrometallurgical treatment involving the. extraction and separation of Cobalt (Co) and Nickel (Ni) by Cyanex ...

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Nickel Solvent Extraction Technology - BASF

Nickel Solvent Extraction Technology. BASF technology for the recovery of nickel from laterites Nickel laterite ores are becoming an increasingly important source of nickel and cobalt. BASF solvent extraction reagents are used in a nickel production plant, Queensland Nickel Inc. (QNI), to extract nickel from ammonia solutions. LIX ® 87QN reagent was developed to fit into a

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Reaction kinetics modeling for lithium and cobalt recovery ...

05.01.2019  Lithium and cobalt recovery from spent lithium-ion batteries (LIBs) is a major focus because of their increased production and usage. The conventional method for recycling spent LIBs using inorganic acids produces harmful byproducts. In this work, the leaching agent was substituted with a less expensive and more environmentally friendly alternative—acetic

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Process development for the direct solvent extraction of ...

18.01.2017  A direct solvent extraction (DSX) process for purifying nickel and cobalt from the nitric acid leach solution of nickel laterite ores was conceived and experimentally probed. The proposed process consists of two solvent extraction (SX) steps but with only one extractant — bis(2,4,4-trimethylpentyl)phosphinic acid (Cyanex® 272) — used in both steps. The first

More

Extraction and separation of nickel and cobalt with ...

01.05.2012  The metal extraction kinetics with the 0.38 M LIX®1104SM system was determined using the synthetic nickel laterite solution at an A/O ratio of 1:1 and 40 °C . The Cu and Zn were completely extracted within 30 s while the extraction of Fe(III) and Co reached equilibrium within 30 s with about 95% extraction.

More

Kinetics and behavior of cobalt extraction from low nickel ...

Abstract: The dissolution kinetics and behavior of cobalt extraction from low nickel matte converter slag by pressure oxidative leaching with sulfuric acid were investigated. The effects of stirring speed, temperature, sulfuric acid concentration, oxygen partial pressure and particle size on extraction rate of cobalt were studied for exploring the kinetics law of cobalt dissolution

More

(PDF) Application of Cyanex® Extractant in Cobalt/Nickel ...

23.01.2013  Accepted 21 January, 2013. This study presen ts a detailed rev iew on the adv anced hydrometallurgical treatment involving the. extraction and separation of Cobalt (Co) and Nickel (Ni) by Cyanex ...

More

Selective cobalt and nickel electrodeposition for lithium ...

12.11.2021  The amount of electrodeposited cobalt and nickel was quantified using ICP-OES (Agilent 5110). In all cases, 2% w/w HNO 3 was used to dilute samples of calibration standards or solutions generated ...

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Separation of cobalt and nickel from sulfate media using ...

Abstract. Separation of cobalt and nickel from sulfate media was investigated, using a extraction system of 30% 2-ethylhexyl phosphonic acid mono-2-ethylhexyl ester (P507)+15% trioctyl/decylamine ...

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Efficient Synchronous Extraction of Nickel, Copper, and ...

18.06.2020  Synchronous extractions of nickel, copper, and cobalt by selective chlorinating roasting and water leaching to low–grade nickel–copper matte. Separation and Purification Technology 195 , 149 ...

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Solvent extraction of lithium from aqueous solution using ...

15.04.2020  The extraction behavior of [N 4444][EHEHP] is compared with that of the molecular extractant HEHEHP. The stripping of lithium ions from the loaded organic phase was also investigated. 2. Experimental 2.1. Reagents. The chemicals, tetrabutylammonium chloride ([N 4444][Cl]), barium chloride, cesium chloride, and silver nitrate, were procured from

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Process development for the direct solvent extraction of ...

18.01.2017  A direct solvent extraction (DSX) process for purifying nickel and cobalt from the nitric acid leach solution of nickel laterite ores was conceived and experimentally probed. The proposed process consists of two solvent extraction (SX) steps but with only one extractant — bis(2,4,4-trimethylpentyl)phosphinic acid (Cyanex® 272) — used in both steps. The first

More

Review on solvent extraction of cadmium from various ...

01.01.2012  Wassink et al. (2000) reported the extraction of zinc and cadmium from cobalt and nickel using 30% Aliquat 336, either in the chloride (R 4 NCl) or thiocyanate (R 4 NSCN) forms, and in a mixed aromatic-aliphatic diluent. A good separation was obtained in

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Reaction kinetics modeling for lithium and cobalt recovery ...

05.01.2019  Lithium and cobalt recovery from spent lithium-ion batteries (LIBs) is a major focus because of their increased production and usage. The conventional method for recycling spent LIBs using inorganic acids produces harmful byproducts. In this work, the leaching agent was substituted with a less expensive and more environmentally friendly alternative—acetic

More