ihc merwede dredging and mining

IHC MerwedeDredging and Mining

Willem Clements

Lead Engineer Mineral Processing

IHC Dredging and Mining

12 October 2009

2

Contents

• Highlight IHC Dredging Installations

• Trailing Suction Hopper Dredge

• Bucket Chain Ladder Dredge

• Bucket Wheel Dredge

• Cutter Suction Dredge

• IHC Mineral Processing Equipment

• IHC Jig – Land Based Installation

• IHC Jig – Floating Installation

• IHC Jig – Hardrock Installation

• IHC Jig – Standard Container plant

• Conclusion

IHC Dredging and Mining

12 October 2009

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Highlight IHC Dredging Equipment

IHC Dredging and Mining

12 October 2009

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Trailing Suction Hopper Dredge

Excellent for off-shore aggregate mining

Land reclamation

Environmental dredging

IHC Dredging and Mining

12 October 2009

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Bucket Chain ladder Dredge

Caterpillar track chains and bolt able buckets

Less maintenance required due to tracks

Increasing operational time

Low noise level

IHC Dredging and Mining

12 October 2009

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Bucket Wheel Dredge

High volumetric concentration

Constant output regardless of swing direction

Can be used in adhesive soils such as plastic clay

Low spillage

IHC Dredging and Mining

12 October 2009

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Cutter Suction Dredge

High cutting forces in compacted soils

Easy on maintenance

Versatile excavation tool in a broad range of soils

IHC Dredging and Mining

12 October 2009

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IHC Mineral Processing Equipment

IHC Dredging and Mining

12 October 2009

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IHC Jig - Land Based Installation

IHC Dredging and Mining

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IHC Jig - Floating Installation

IHC Dredging and Mining

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IHC Jig - Hardrock Installation

IHC Dredging and Mining

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IHC Jig – Standard container plant

IHC Dredging and Mining

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IHC Jig – Standard container plant

IHC Dredging and Mining

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Flowsheet Container Plant

IHC Dredging and Mining

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IHC Jig – Standard container plant (options)

IHC Dredging and Mining

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Design of the IHC Jig

IHC Dredging and Mining

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Hydraulic Drive System

• Master unit

• Frequency controller

• Hydraulic cylinders

• Master cylinders

• Slave cylinders

• Sawtooth pulsation

IHC Dredging and Mining

12 October 2009

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Advantages of the IHC Jig

• Excellent recovery (98% for gold)

• Able to separate fine mineral grains (50 microns)

• High capacities (12 module jig = 240 m3/hr solids)

• Less sensitive to fluctuations in the feed (0 to 12 mm)

• Low water consumption

• Low power consumption

• Low running costs

IHC Dredging and Mining

12 October 2009

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Gold recovered with an IHC Jig

IHC Dredging and Mining

12 October 2009

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ConclusionIHC offers comprehensive packages for the alluvial mining industry. IHC is a “one stop shop” for:

• Mining studies (Mineral Technological Institute)

• Wet excavation equipment

• Mineral processing equipment

• Control and automation solutions

Innovative custom build solutions

• Artic beaver for sand mining

• Deep sea Tin mining

• Two dredgers feeding one mineral separation plant

• Sustainable mining solutions

IHC Dredging and Mining

12 October 2009

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Thank you for your attention

WWW.IHCMINERALPROCESSING.COM

mineralprocessing.ts@ihcmerwede.com