SLS 7: Less Common Separation Processes
     Part 1: Introduction
     Part 2 : Flotation
         1. INTRODUCTION
             1.1 Background
             1.2 Report Structure
         2. FUNDAMENTAL PRINCIPLES OF FLOTATION
             2.1 Definition
             2.2 Background
             2.3 Principles of flotation methods
                 2.3.1 Electrolytic Flotation
                 2.3.2 Dispersed Air Flotation
                 2.3.3 Dissolved Air Flotation
             2.4 Flotation Mechanisms
                 2.4.1 Solubility of Air in Water
                 2.4.2 Effect of Bubble Size
             2.5 Determination of Design Data
         3. EQUIPMENT: STATE OF THE TECHNOLOGY
             3.1 Dispersed air flotation
             3.2 Dissolved air flotation
             3.3 Micro-flotation
             3.4 Electrolytic flotation
             3.5 Vacuum flotation
             3.6 Costs
         4. REFERENCES
     Parts 3, 4 and 5: Magnetic, Electric and Sonic
         1. INTRODUCTION
             1.1 Scope of the Report
         2. PRE-PROCESS TREATMENTS
             2.1 Introduction
             2.2 Magnetic Methods
                 2.2.1 Magnetic flocculation
                 2.2.2 Flocculation of magnetite
                 2.2.3 Deflocculation of magnetite
                 2.2.4 Recovery by incorporation of a magnetic material
             2.3 Ultrasonics, sonics and vibration
             2.4 Electrical methods
                 2.4.1 Introduction
                 2.4.2 Electrocoagulation
                 2.4.3 Electrophoretically assisted sedimentation
                 2.4.4 Electrodecantation
             2.5 Freezing and Thawing Techniques
                 2.5.1 Application to water treatment
                 2.5.2 Application to sewage treatment
         3. ON LINE TREATMENTS
             3.1 Introduction
             3.2 Magnetic methods
                 3.2.1 Basic principles
                 3.2.2 Magnetic separation theory and definitions
                 3.2.3 Magnetic filtration of ferromagnetic substances
                 3.2.4 High intensity magnetic methods
             3.3 Ultrasonics, sonics and vibration
             3.4 Electrical methods
                 3.4.1 Introduction
                 3.4.2 Definitions and theory
                 3.4.3 Forced flow electrophoresis
                 3.4.4 Electro-osmotic and electrophoretic dewatering
                 3.4.5 Electrofiltration
                 3.4.6 Electrostatic separation
             3.5 Cross Flow and Shear Filtration
                 3.5.1 Introduction
                 3.5.2 Theory
                 3.5.3 Cross flow filtration equipment
                 3.5.4 Use for filtration of primary sewage effluent
                 3.5.5 Use for purification of Kraft pulp mill and bleach plant wastes
                 3.5.6 Use for filtration of coal syncrudes
                 3.5.7 Use for filtration of kaolin and fly ash suspensions
                 3.5.8 Combination of cross flow and electrofiltration
             3.6 Miscellaneous Methods
                 3.6.1 Introduction
                 3.6.2 Gas Bubble Generation
                 3.6.3 The deep cone thickener
                 3.6.4 The use of additives in filtration
                 3.6.5 Freezing and thawing
         4. POST PROCESS TREATMENTS
             4.1 Introduction
             4.2 Use of Coarse Additives
                 4.2.1 Field scale systems
                 4.2.2 Laboratory Investigations
             4.3 Vibration, Disturbance and Ultrasonics
                 4.3.1 Vibration and Disturbance
                 4.3.2 Ultrasonics
             4.4 Electrical Methods
             4.5 Drainage
             4.6 Miscellaneous Methods
                 4.6.1 Surcharging and Surface Loading
                 4.6.2 Solar drying and associated methods
                 4.6.3 Chemical Additives
         5. DISCUSSION AND CONCLUSIONS
         6 REFERENCES

Part 1 Introduction
Part 2 Flotation
Part 3 Magnetic separations
Part 4 Electrical separations
Part 5 Sonic separations

 

Volume VII will include flotation, magnetic processes and electrical processes (eg electrodecantation, electrodialysis, electrophoresis, dielectrophoresis, and electrofiltration).