DPM TSUMEB OVERVIEW SMELTER SITE TOUR FEBRUARY, 2016s21.q4cdn.com/589145389/files/doc_presentations/2016/DPM-Tsum… · DPM TSUMEB OVERVIEW SMELTER SITE TOUR FEBRUARY, 2016 TSX:DPM

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TSUMEB SMELTER TOURFebruary 10, 2016

DPM TSUMEB

OVERVIEW SMELTERSITE TOUR

FEBRUARY, 2016

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• David Rae – EVP and COO

• Brent Johnson – Vice President, Environment

• Thinus Loftie-Eaton – Acting Vice President & General Manager, Tsumeb Smelter

• Barcelona Plaatjies – Director, Operations

• Buks Kruger – Director, Technical Services

• Sam Januarie – Director, Support Services

• Jeff Pennock – Senior Finance Advisor (Acting Finance Director)

• Isai Nekundi – Manager, Stakeholder & Administrative Affairs

• Hannes Zandberg – Project Manager, Acid Plant Project

PARTICIPANTS

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SITE TOUR OVERVIEW

Effluent plant

Acid plant

Ausmelt

New converters

Acid storage tanks

Acid loading

Ausmelt baghouse

Hygiene baghouse

Arsenic plant

Old converters

Off‐gas

Acid plant laydown area

Fin‐fan coolers

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Oxygen plant

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1. New Oxygen Plant

2. Put PPE - see the effluent plant, the fin fan coolers

3. New bag houses and acid plant view

4. Layout of the site (ausmelt and converters), and fugitive bag houses, receiving bay (Ausmelt roof)

5. Converters, blister casting area and old reverbs

6. New converter area, acid loading, acid storage tanks

7. Acid plant

8. Arsenic plant

MAIN STOP POINTS

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• Second oxygen plant is constructed – with capacity 400 tpd

• The capacity of the old plant is 170 tpd

2ND OXYGEN PLANT

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• New ausmelt baghouse was constructed – commissioned in 2013

AUSMELT BAGHOUSE

The new baghouse is built on the place of an old sinter plant

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AUSMELT / CONVERTERSSEQUENTIAL IMPROVEMENT ACTIVITIES

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• Build on the place of the old gas producer

NEW HYGIENE BAGHOUSE

New hygiene baghouse

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before

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During construction

Before the project

NEW CONVERTER SECTION

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NOW

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ACID PLANTFIN – FAN COOLERS

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During constructionDuring construction

NOW

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EFFLUENT PLANT

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NOW

During construction

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• Earth works

NEW ACID PLANT

Before: Old baghouse (demolished)

During construction - 2014

During construction -2014

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NOW

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Baghouse; Before, During and After backfilling

During construction – base of the converter

NEW ACID CONVERTER SECTION

Baghouse; Before, During and After backfilling

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before

NOW

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• New receiving bins for

ARSENIC PLANT – PNEUMATIC TRANSFER AND DUST CONTROL

Old arsenic bag house ‐ decommissionedNew baghouse

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Pneumatic conveying and dust handling 

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ACID PLANT PROJECT – LAYDOWN AREA

June’14

January’14January’14

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before

During construction 

ACID STORAGE TANKS

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ACID LOADING

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• Old Converters

• Temporary hoods installed

• 3 units 10*20’ dimension

• Significant fugitive SO2 generator

• All material is charged when the converter is out of stack

CONVERTERS –PEARCE-SMITH

New Converters

• Set to be replaced with 2 new 13*30’ converters as part of the acid plant project

• Ability to charge material in-stack (flux and reverts)

• Significant reduction in fugitive emissions (SO2

capture)

• Improved energy efficiency

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AUSMELT FURNACE

backOutotec® Ausmelt TSL Furnace Technology.MP4

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• A hazardous waste storage was build ensuring compliance with international environmental standards

HAZARDOUS WASTE DISPOSAL SITE

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