Table of Contents

Cover image

Title page

Copyright

Preface

Acknowledgments

Chapter 1. Introduction

1.1 Minerals

1.2 Abundance of Minerals

1.3 Deposits and Ores

1.4 Metallic and Nonmetallic Ores

1.5 The Need for Mineral Processing

1.6 Liberation

1.7 Concentration

1.8 Representing Mineral Processing Systems: The Flowsheet

1.9 Measures of Separation

1.10 Economic Considerations

1.11 Sustainability

References

Chapter 2. Ore Handling

2.1 Introduction

2.2 The Removal of Harmful Materials

2.3 Ore Transportation

2.4 Ore Storage

2.5 Feeding

2.6 Self-Heating of Sulfide Minerals

References

Chapter 3. Sampling, Control, and Mass Balancing

3.1 Introduction

3.2 Sampling

3.3 On-line Analysis

3.4 Slurry Streams: Some Typical Calculations

3.5 Automatic Control in Mineral Processing

3.6 Mass Balancing Methods

3.7 Example Mass Balance Calculations

References

Chapter 4. Particle Size Analysis

4.1 Introduction

4.2 Particle Size and Shape

4.3 Sieve Analysis

4.4 Sub-sieve Techniques

4.5 On-line Particle Size Analysis

References

Chapter 5. Comminution

5.1 Introduction

5.2 Principles of Comminution

5.3 Comminution Modeling

5.4 Comminution Efficiency

References

Chapter 6. Crushers

6.1 Introduction

6.2 Primary Crushers

6.3 Secondary/tertiary Crushers

6.4 High Pressure Grinding Rolls

6.5 Impact Crushers

6.6 Rotary Breakers

6.7 Crushing Circuits and Control

References

Chapter 7. Grinding Mills

7.1 Introduction

7.2 Tumbling Mills

7.3 Stirred Mills

7.4 Other Grinding Mill Types

7.5 Grinding Circuits

References

Chapter 8. Industrial Screening

8.1 Introduction

8.2 Screen Performance

8.3 Factors Affecting Screen Performance

8.4 Mathematical Models of Screens

8.5 Screen Types

References

Chapter 9. Classification

9.1 Introduction

9.2 Principles of Classification

9.3 Types of Classifiers

9.4 Centrifugal Classifiers—The Hydrocyclone

9.5 Gravitational Classifiers

References

Chapter 10. Gravity Concentration

10.1 Introduction

10.2 Principles of Gravity Concentration

10.3 Gravitational Concentrators

10.4 Centrifugal Concentrators

10.5 Sluices and Cones

10.6 Fluidized Bed Separators

10.7 Dry Processing

10.8 Single-Stage Units and Circuits

References

Chapter 11. Dense Medium Separation (DMS)

11.1 Introduction

11.2 The Dense Medium

11.3 Separating Vessels

11.4 DMS Circuits

11.5 Example DMS Applications

11.6 Laboratory Heavy Liquid Tests

11.7 Efficiency of DMS

References

Chapter 12. Froth Flotation

12.1 Introduction

12.2 Principles of Flotation

12.3 Classification of Minerals

12.4 Collectors

12.5 Frothers

12.6 Regulators

12.7 The Importance of pH

12.8 The Importance of Pulp Potential

12.9 Flotation Kinetics

12.10 The Role of Particle Size and Liberation

12.11 Cells, Banks, and Circuits

12.12 Flotation Testing

12.13 Flotation Machines

12.14 Flotation Cell and Gas Dispersion Characterization

12.15 Control of Flotation Plants

12.16 Reagent Addition and Conditioning

12.17 Flotation Flowsheets and Plant Practice

12.18 Other Surface Chemistry and Flotation-Based Separation Systems

References

Chapter 13. Magnetic and Electrical Separation

13.1 Introduction

13.2 Magnetism in Minerals

13.3 Equations of Magnetism

13.4 Magnetic Separator Design

13.5 Types of Magnetic Separator

13.6 Electrical Separation

References

Chapter 14. Sensor-based Ore Sorting

14.1 Introduction

14.2 Sensor-based Sorting Principles

14.3 Historical Development

14.4 Example Flowsheet and Economic Drivers

References

Chapter 15. Dewatering

15.1 Introduction

15.2 Gravitational Sedimentation

15.3 Centrifugal Sedimentation

15.4 Filtration

15.5 Drying

References

Chapter 16. Tailings Disposal

16.1 Introduction

16.2 Methods of Disposal of Tailings

16.3 Environmental Issues

References

Chapter 17. Modeling and Characterization

17.1 Introduction

17.2 Circuit Design and Optimization by Computer Simulation

17.3 Machine Design

17.4 Design of Experiments

17.5 Geometallurgy

17.6 Applied Mineralogy

References

Appendix I. Metallic Ore Minerals

Appendix II. Common Nonmetallic Ores

Appendix III. Technical Separation Efficiency: Definition and Derivation

Appendix IV. Data Used in Figure 4.7

Appendix V. Derivation of Fully Mixed Recovery Equation (Chapter 12, Equation 12.28)

Appendix VI. Data and Computations to Determine Time Corresponding to Maximum Separation Efficiency (Figure 12.58), and to Determine Flotation Rate Constant (Figure 12.59)

Index

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