Geophysical ore exploration techniques
January 23, 2020Methods of geochemical ore exploration
January 24, 2020Ore Dressing Techniques Courses
| CODE | FEE | DAYS |
| GM-010 | $5100 | 5 days |
Course Description
- The increasing demand for metals in a growing global economy is being met with decreasing ore grades which requires more efficient mineral extraction and recovery techniques.
- This course reviews the fundamental principles, and terminology of mineral processing techniques in details from initial classification, crushing, and grinding to dewatering and tailings disposal.
- The basic concentration techniques based on the physical properties of minerals such as magnetic, electric, gravity separation as well as froth flotation will be discussed.
Who Should Attend ?
- This course is for people with a basic to intermediate understanding of the principles of minerals processing techniquies.
- The course will serve as a refresher and as a way to integrate their specific knowledge into the broad technical aspects of the mineral processing sector.
- The course will be ideal for freshly graduated engineers.
Course Schedule
Day-1
Introduction to mineral processing
- Basic definitions
- Mineral properties utilized in separation
- Importance of concentrating operations
- Typical flowsheets
Ore handling
- Ore transportation and storage
- Mechanical and pneumatic conveying systems
- Removal of harmful materials.
Particle size analysis
- Methods of particle size measurement and shape classification
- Mathematicaland graphical treatment of particle distributions.
Comminution
- Principles of comminution and comminution laws
- Grindability
- Comminution equipment
Day-2
Crushing and grinding
- Primary and secondary crushers
- Crushing circuits and controls
- Tumbling and stirred mills
- Grinding circuits.
Screening and classification
- Types of screens
- Laboratory sizing
- Wet and dry sieving.
- Representation of size analysis data
- Industrial screens and their efficiency
- Principles of classification
- Classifier types and performance features
- Hydrocyclones: Principles, operation and efficiency
Gravity concentration
- Principles of gravity separation
- Free settling
- Separation in vertical currents
- Jigging–theory and principles
- Operation of jigs, performance and efficiency
- Tabling and factors affecting their performance
- Spiral concentrators
Day-3
Dense media separation
- Dense medium compositions
- Heavy liquid testing
- Classification of DMS
- Partition curves
- Typical DMS circuits
Froth flotation
- Principles of flotation
- Collectors, frothers and regulators
- Reagents and conditioning
- Typical flotation separations
Day-4
Solid-liquid separation
- Thickeners, types, selection and design features
- Filters- types and applications
- Concentrate drying
- Major influences on solid-liquid separation
Magnetic and electrical separation and ore sorting
- Magnetic and electronic separation principles.
- Wet versus dry magnetic separation
- Low and high intensity magnetic separation
- Performance, efficiency and industrial applications
- Electrostatic separation:Principles, methods and applications
Day-5
Hydrometallurgy
- Principles of hydrometallurgy
- Factors influencing leaching rates
- Bacterial leaching
- Methods of solution purification and recovery of metals from solutio
- Reaction kinetics.
Tailings disposal
- Methods of tailings disposal and contaminant control
- Tailing pond sdesign and applications
- Principles and applications of slurry transportation
Metallurgical accounting
- Sampling and weighing ore
- Slurry streams
- Circuit design and optimization
- Mass balancing methods.
