Removal and recovery of copper ion (Cu²⁽) from electroplating effluent by pseudomonas putida 5-X immobilized on magnetites.

• Other Authors: Sze, Kwok Fung Calvin.
• Format: Others
• Language: English
• Published: Chinese University of Hong Kong 1996
• Subjects: Sewage > Purification > Heavy metals removal; Sewage > Purification > Heavy metals removal > China > Hong Kong; Sewage > Purification > Biological treatment; Copper > Purification; Pseudomonas; Magnetite; Immobilized cells; Bioreactors
• Online Access: http://library.cuhk.edu.hk/record=b5888810; http://repository.lib.cuhk.edu.hk/en/item/cuhk-321598

by Sze Kwok Fung Calvin. === Thesis (M.Phil.)--Chinese University of Hong Kong, 1996. === Includes bibliographical references (leaves 118-130). === Acknowledgement --- p.i === Abstract --- p.ii === Content --- p.iv === Chapter 1. --- Introduction --- p.1 === Chapter 1.1 --- Literature review --- p.1 === Chapter 1.1.1 --- Heavy metals in the environment --- p.1 === Chapter 1.1.2 --- Heavy metal pollution in Hong Kong --- p.2 === Chapter 1.1.3 --- Electroplating industry in Hong Kong --- p.6 === Chapter 1.1.4 --- Chemistry and toxicity of copper in the environment --- p.7 === Chapter 1.1.5 --- Methods of removal of heavy metal from industrial effluent --- p.9 === Chapter A. --- Physico-chemical methods --- p.9 === Chapter B. --- Biological methods --- p.9 === Chapter 1.1.6 --- Methods of recovery of heavy metal from metal-loaded biosorbent --- p.17 === Chapter 1.1.7 --- The physico-chemical properties of magnetites --- p.18 === Chapter 1.1.8 --- Magnetites for water and wastewater treatment --- p.19 === Chapter 1.1.9 --- Immobilized cell technology --- p.24 === Chapter 1.1.10 --- Stirrer-tank bioreactor --- p.26 === Chapter 1.2 --- Objectives of the present study --- p.28 === Chapter 2. --- Materials and Methods --- p.30 === Chapter 2.1 --- Selection of copper-resistant bacteria --- p.30 === Chapter 2.2 --- Culture media and chemicals --- p.30 === Chapter 2.3 --- Growth of the bacterial cells --- p.32 === Chapter 2.4 --- Immobilization of the bacterial cells on magnetites --- p.32 === Chapter 2.4.1 --- Effects of physical and chemical factors on the immobilization of the bacterial cells on magnetites --- p.34 === Chapter 2.4.2 --- Effects of pH on the desorption of bacterial cells from magnetites --- p.34 === Chapter 2.5 --- Copper ion uptake experiments --- p.35 === Chapter 2.6 --- Effects of physico-chemical and operational factors on the Cu2+ removal capacity of the magnetite-immobilized bacterial cells --- p.35 === Chapter 2.7 --- Transmission electron micrograph and scanning electron micrograph of Pseudomonas putida 5-X loaded with Cu2+ --- p.36 === Chapter 2.7.1 --- Transmission electron micrograph --- p.36 === Chapter 2.7.2 --- Scanning electron micrograph --- p.37 === Chapter 2.8 --- Copper ion adsorption isotherm of the magnetite-immobilized cells of Pseudomonas putida 5-X --- p.37 === Chapter 2.9 --- Recovery of adsorbed Cu2+ from the magnetite-immobilized cells of Pseudomonas putida 5-X --- p.38 === Chapter 2.9.1 --- Effects of eluents on the Cu2+ removal and recovery capacity of the magnetite-immobilized cells --- p.38 === Chapter 2.9.2 --- Batch type multiple adsorption-desorption cycles of Cu2+ using ethylenediaminetetra-acetic acid (EDTA) --- p.39 === Chapter 2.10 --- Removal and recovery of Cu2+ from the electroplating effluent by a bioreactor --- p.39 === Chapter 2.10.1 --- Batch type multiple adsorption-desorption cycles using the copper solution and electroplating effluent --- p.39 === Chapter 2.10.2 --- Continuous type bioreactor to remove and recover Cu2+ from copper solution and electroplating effluent --- p.40 === Chapter 2.11 --- Statistical analysis of data --- p.43 === Chapter 3. --- Results --- p.44 === Chapter 3.1 --- Effects of physical and chemical factors on the immobilization of the bacterial cells on magnetites --- p.44 === Chapter 3.1.1 --- Effects of cells to magnetites ratio --- p.44 === Chapter 3.1.2 --- Effects of pH --- p.44 === Chapter 3.1.3 --- Effects of temperature --- p.44 === Chapter 3.2 --- Effects of pH on the desorption of bacterial cells from magnetites --- p.49 === Chapter 3.3 --- Copper ion uptake experiments --- p.49 === Chapter 3.4 --- Effects of physico-chemical and operational factors on the Cu2+ removal capacity of the magnetite-immobilized bacterial cells --- p.49 === Chapter 3.4.1 --- Effects of pH --- p.49 === Chapter 3.4.2 --- Effects of temperature --- p.53 === Chapter 3.4.3 --- Effects of retention time --- p.53 === Chapter 3.4.4 --- Effects of cations --- p.53 === Chapter 3.4.5 --- Effects of anions --- p.57 === Chapter 3.5 --- Transmission electron micrograph of Pseudomonas putida 5-X loaded with Cu2+ --- p.62 === Chapter 3.6 --- Scanning electron micrograph of Pseudomonas putida 5-X loaded with Cu2+ --- p.62 === Chapter 3.7 --- Copper ion adsorption isotherm of the magnetite-immobilized cells of Pseudomonas putida 5-X --- p.68 === Chapter 3.8 --- Recovery of adsorbed Cu2+ from the magnetite-immobilized cells of Pseudomonas putida 5-X --- p.68 === Chapter 3.8.1 --- Effects of eluents on the Cu2+ removal and recovery capacity of the magnetite-immobilized cells --- p.68 === Chapter 3.8.2 --- Batch type multiple adsorption-desorption cycles of Cu2+ using ethylenediaminetetra-acetic acid (EDTA) --- p.74 === Chapter 3.9 --- Removal and recovery of Cu2+ from the electroplating effluent by a bioreactor --- p.74 === Chapter 3.9.1 --- Batch type multiple adsorption-desorption cycles using the copper solution and electroplating effluent --- p.74 === Chapter 3.9.2 --- Continuous type bioreactor to remove and recover Cu2+ from copper solution and electroplating effluent --- p.81 === Chapter 4. --- Discussion --- p.89 === Chapter 4.1 --- Selection of copper-resistant bacteria --- p.89 === Chapter 4.2 --- Effects of physical and chemical factors on the immobilization of the bacterial cells on magnetites --- p.89 === Chapter 4.2.1 --- Effects of cells to magnetites ratio --- p.89 === Chapter 4.2.2 --- Effects of pH --- p.90 === Chapter 4.2.3 --- Effects of temperature --- p.91 === Chapter 4.2.4 --- Effects of pH on the desorption of bacterial cells from magnetites --- p.92 === Chapter 4.3 --- Copper ion uptake experiments --- p.93 === Chapter 4.4 --- Effects of physico-chemical and operational factors on the Cu2+ removal capacity of the magnetite-immobilized bacterial cells --- p.94 === Chapter 4.4.1 --- Effects of pH --- p.95 === Chapter 4.4.2 --- Effects of temperature --- p.96 === Chapter 4.4.3 --- Effects of retention time --- p.97 === Chapter 4.4.4 --- Effects of cations --- p.98 === Chapter 4.4.5 --- Effects of anions --- p.101 === Chapter 4.5 --- Transmission electron micrograph of Pseudomonas putida 5-X loaded with Cu2+ --- p.101 === Chapter 4.6 --- Scanning electron micrograph of Pseudomonas putida 5-X loaded with Cu2+ --- p.102 === Chapter 4.7 --- Copper ion adsorption isotherm of the magnetite-immobilized cells of Pseudomonas putida 5-X --- p.103 === Chapter 4.8 --- Recovery of adsorbed Cu2+ from the magnetite-immobilized cells of Pseudomonas putida 5-X --- p.104 === Chapter 4.8.1 --- Effects of eluents on the Cu2+ removal and recovery capacity of the magnetite-immobilized cells --- p.104 === Chapter 4.8.2 --- Batch type multiple adsorption-desorption cycles of Cu2+ using ethylenediaminetetra-acetic acid (EDTA) --- p.105 === Chapter 4.9 --- Removal and recovery of Cu2+ from the electroplating effluent by a bioreactor --- p.107 === Chapter 4.9.1 --- Batch type multiple adsorption-desorption cycles using the copper solution and electroplating effluent --- p.107 === Chapter 4.9.2 --- Continuous type bioreactor to remove and recover Cu2+ from copper solution and electroplating effluent --- p.108 === Chapter 5. --- Conclusion --- p.110 === Chapter 6. --- Summary --- p.112 === Chapter 7. --- References --- p.115