Adsorptive Bubble Separation Techniques

List of Contributors

Preface

Chapter 1 Introduction

I. Overview

II. Classification of Techniques

III. Droplet Analogs

References

Chapter 2 Morphology, Coalescence, and Size Distribution of Foam Bubbles

I. Introduction

II. Morphology and Structure of Foams

III. Gas Diffusion in Foams

IV. Thinning and Rupture of Bubble Walls

References

Chapter 3 Principles of Foam Fractionation and Drainage

I. Introduction

II. Adsorption

III. Column Operation

IV. Foam

V. Closure

Symbols

References

Chapter 4 Ion Flotation

I. Introduction

II. Methodology

III. Parameters Affecting the Process

IV. Continuous Ion Flotation

V. Analytical Applications

VI. Theoretical Considerations

VII. Uses

VIII. Conclusion

References

Chapter 5 Precipitate Flotation

I. Introduction

II. Precipitate Flotation of the First Kind

III. Precipitate Flotation of the Second Kind

IV. Conclusion

References

Chapter 6 Principles of Mineral Flotation

I. Introduction

II. Measurement of Flotation Behavior

III. Equilibrium Considerations in Flotation Systems

IV. Adsorption of Organic and Inorganic Ions at Mineral-Water Surfaces

V. Some Physical Chemical Variables in Flotation

VI. Some Examples of Technological Flotation Separations

VII. Flotation Kinetics

VIII. Summary

References

Chapter 7 Bubble Fractionation

I. Introduction

II. Theory

III. Experimental Results

Symbols

References

Chapter 8 Solvent Sublation

I. Introduction

II. Experimental Design

III. Characteristics of Solvent Sublation

IV. Mechanism of Removal

V. Relationship to Solvent Extraction

VI. Conclusion

References

Chapter 9 Foam Separation of Enzymes and Other Proteins

I. Introduction

II. Fundamental Considerations

III. Foam Separation of Proteins

IV. Closure

References

Chapter 10 Foam Fractionation of Surfactants, Orthophosphate, and Phenol

I. Batch and Continuous Separation of Cat ionic and Anionic Surfactants

II. Batch Separation of Orthophosphate and of Phenol

Symbols

References

Chapter 11 Ion, Colloid, and Precipitate Flotation of Inorganic Anions

I. Batch Ion Flotation of Chromium(VI)

II. Continuous Ion Flotation of Chromium(VI)

III. Continuous Dissolved-Air Ion Flotation of Chromium(VI)

IV. Batch and Continuous Precipitate Flotation of Chromium(III)

V. Ion and Colloid Flotation of Cyanide Complexed by Iron

VI. Precipitate Flotation of Cyanide Complexed by Iron

References

Chapter 12 Flotation of Participates: Ferric Oxide, Bacteria, Active Carbon, and Clays

I. Colloidal Ferric Oxide

II. Six Species of Bacteria

III. Active Carbon with Adsorbed Phenol

IV. Clays and Clay Sediments: Clarification of Turbid Waters

V. Effect of Particulates on Foam Separation of Surfactants

References

Chapter 13 Removal and Use of Hydrolyzable Metals in Foam Separations

I. Introduction

II. Experimental Methods and Materials

III. Foam Separation of Hydrolyzable Metals

IV. Microflotation for Removal of Colloids

References

Chapter 14 Application of Adsorptive Bubble Separation Techniques to Wastewater Treatment

I. Introduction

II. Applications to Domestic Wastewater

III. Applications to Industrial Wastes

IV. Concluding Remarks

References

Chapter 15 Separation of Surfactants and Metallic Ions by Foaming: Studies in France

I. Introduction

II. Preliminary Study

III. Adaptation of Foam Separation to Waste Treatment

IV. Exploitation of a 100-liter/hr Pilot Plant

V. Conclusion

References

Chapter 16 Separation of Surfactants and Metallic Ions by Foaming: Studies in Israel

I. Introduction

II. Adsorption to Gas Liquid Interfaces

III. Properties of Dynamics Foams

IV. Equipment Design and Performance

Symbols

References

Chapter 17 Separation of Metallic Ions by Foaming: Studies in Italy

I. Ion Adsorption

II. Representative Separations

Symbols

References

Chapter 18 Separation of Particles, Molecules, and Ions by Foaming: Studies in Japan

I. General Aspects of Separation by Bubbling

II. Ion Flotation

III. Molecule and Particle Flotations

References

Chapter 19 Separation of Surfactants and Metallic Ions by Foaming: Studies at Radiation Applications, Inc., and Oak Ridge National Laboratory, U.S.A.

I. Origin and Objectives of Foam Fractionation Work at RAI and ORNL

II. Fractionation of Metal Ions from Nitrate Solutions

III. Screening of Surface-Active Agents

IV. Decontamination of Process Wastewater

V. Combined Foam Separation - Froth Flotation Process

VI. Some Comparisons between Static and Dynamics Surfaces

VII. Development of Counter-Current Foam Columns

VIII. Foam Drainage Model and Experimental Results

Symbols

References

Chapter 20 Separation of Surfactants and Ions from Solutions by Foaming: Studies in the U.S.S.R.

I. Introduction

II. Surfactant Separation

III. Ion Separation

References

Author Index

Subject Index