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Sulphuric Acid on the WebTM Technical Manual DKL Engineering, Inc.

 

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Introduction
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Used Plants

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Acid Plant Database December 10, 2007

Owner Cumerio Med JSCo.
Background

Formerly
- Georgi Damyanov Copper Combine
- MDK Copper Smelter and Refinery
1997 - Acquired by Umicore (Union Minere)
2005 - Umicore Copper demerged from Umicore Group to form Cumerio 
Location

BG - 2070 Pirdop
Bulgaria
Website www.cumerio.com
Plant

Pirdop Smelter
Plant No. 1 Plant No. 2
Coordinates - -
Type of Plant Metallurgical Metallurgical
Gas Source

Cu
Outotec (Outokumpu) Flash Furnace
Peirce-Smith Converters

Cu
Outotec (Outokumpu) Flash Furnace
Peirce-Smith Converters
Plant Capacity 1940 MTPD
66,600 to 160,000 Nm3/h, 7.4 to 11.3% SO2		 1940 MTPD
120,000 to 160,000 Nm3/h, 7.4 to 11.3% SO2
SA/DA 3/1 DA, 2.6 kg SO2/MT 3/1 DA, 99.80% conversion
Status Operating Operating
Year Built 1981 1987
Technology    
Contractor    
Remarks 1997 - 780 MTPD, 120,000 Nm3/h, 4-6.3% SO2, 4 SA, 98.5% conversion
2002 - Plant revamped by Outotec
        - single to double absorption
        - revamp wet gas cleaning section
        - sodium silcate addition system
        - revamp WESP's		 1997 - 1050 MTPD, 120,000 Nm3/h, 7-9% SO2
2003 - Plant revamp by Outotec
        - 150,000 Nm3/h, 7 to 9% SO2
        - new 1st washing tower
        - new drying tower
        - new blower
        - revamp converter
        - replace electric preheater with diesel fired
2007 - new intermediate and final absorbers
Pictures  
General Cumerio Med in Pirdop transforms concentrates with 25 -35 % copper content into anodes (99% Cu). The annual smelting capacity is around 240,000 tons. Part of the anodes is transported by train to the Cumerio plant in Olen, Belgium as feed for the electrolytic refinery. Cumerio Med also produces 60,000 tons of copper cathodes for the regional markets.

MTPD - Metric Tonne per Day
MTPA - Metric Tonne per Annum
SA - Single Absorption
DA - Double Absorption
 

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