Pakistan Steel Mills – is the leading state producer of long products and products of high-strength cast iron in Pakistan.
Coke oven battery №1 was designed by GP "Giprokoks" (Ukraine) and commissioned in 1984. After more than 20 years of work as a result of physical deterioration and adverse operating conditions, the battery was on the verge of a full stop.
Pakistan Steel Mills direction decided to provide a turn-key pad-up reconstruction of coke oven battery №1.
Having made the best offer among tender participants, in January 2007 Concord Group started the project of COB №1 reconstruction.
Main scope of civil and erection works for reconstruction of the battery carried out by CONCORD GROUP:
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basic engineering;
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detailed engineering;
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basic and auxiliary technological equipment supply;
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refractory material supply;
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dismantling of the existing project;
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complete replacement of battery’s brickwork upper structure with partial keeping of inclined flue zone (45%) and separating walls of regenerators (80%);
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complete replacement of gas-outlet equipment (gas collecting mains and cross over gas main, hydraulic-assisted stand pipes);
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complete replacement of all industrial pipelines;
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replacement of 100% oven brickwork reinforcement;
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replacement of 100% of flash plates, frames, doors;
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replacement of reinforcing structures embedded into ovens’ brickwork;
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replacement of gas and air valves;
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replacement of accessories of ovens heating with coke oven gas;
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revision of reversing system;
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replacement of electric systems;
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upgrading of electrical and instrumentation schemes, implementation of automatic process control system;
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drying and heating up;
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commissioning.
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