Technology Contribution to Operational Excellence

1
Technology Contribution to Operational Excellence

• A presentation by Dave Hodgson
• Executive Officer Technologies, AngloGold
• Cape Town 2000

2
Contents

• Overview
• Strategic objectives
• 5-year vision
• 3-year programme
• Core processes
• Conclusion

3
AngloGold overview

• Production of 7.5m oz of gold a year
• Reserves of 130m oz resources of 184m oz
• Operating on 4 continents
• Exploring in 11 countries
• Listed on 6 stock exchanges

4
Strategic objectives

• Extend and enhance future reserves and resources
• Achieve operational excellence to increase
  productivity and improve safety
• Grow shareholder value
• Undertake gold market development

5
Exploration acquisitions

• Double-digit real rate of return
• Potential for at least 200 000 oz of annual
  production
• Reserves of at least 2m oz
• Cash costs below US200 per oz

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A global player
7
AngloGold rooted in Africa
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Achieving operational excellence

• Safety, health and environment
• 21st century worker/workplace
• Use of appropriate technology

9
Technology

• Five-year vision
• Non-explosive continuous mining
• Automated and remotely controlled operation
• Higher skills levels and fewer manual tasks
• Use of computerised and integrated planning
  systems
• Improved and more automated rock support systems
• Improved occupational health, safety and
  environmental conditions
• Use of 21st century horizontal transport
• Reduced waste rock hoisting
• Improved communications and management control
  systems

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Non-explosive continuous mining
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Non-explosive continuous mining
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Improved health, safety environmental conditions
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3-year programme

• Prioritise and fund in-house research programmes
• Continued support towards funding of
  collaborative efforts
• Implementation of appropriate and proven
  technologies

14
Deepmine technology projects
15
Core processes
16
Mineral resource management
17
Mineral resource management
18
Mineral resource management
19
Access development
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Access development
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Access development
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Access development
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Ore extraction

• Seismic monitoring system
• Early identification of problematic areas
• Improved safety
• Less disruption to production

24
Ore extraction
25
Ore extraction
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Horizontal transport
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Vertical transport
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Ore processing

• Appropriate milling technologies
• Gravity concentration
• Hands-free gold production
• Expert systems
• Resin in solution

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Conclusion

• AngloGold a true global player
• Operations and exploration in Africa provide
  returns for shareholders
• Technology initiative driven by operational
  excellence strategy
• Technology transfer remains a challenge