Colt Projects - Gravity Ventilation and Natural Ventilation for Smelters and heavy Industry

Mahan Aluminium Smelter
India

Mahan Aluminium Project installs Gravity Ventilation from Colt

Colt provided Gravity Natural Ventilation units to be installed at the new Mahan Aluminium Project.

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Kitmat Smelter
Kitmat, Canada

Rio Tinto choose Labyrinth Gravity ventilation for the Kitmat Smelter

The Kitimat Modernization Project Team chose Colt Labyrinth to be used for natural ventilation and cooling in the revamp of the Smelter in Canada.

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Ma'aden
Ras Az Zawr, Saudi Arabia

Labyrinth Gravity ventilation

Colt have been commisioned to provide Labyrinth Natural Gravity Ventilators to the new Ma'aden smelter.

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Verdanta Aluminium
Jharsuguda, India

Gravity ventilation extract ventilators

Colt carried out a survey and technical calculations, and proposed a scheme of Colt Labyrinth gravity ventilators.

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Nordural Smelter
Helguvik, Iceland

Gravity ventilation - extract ventilators & inlet ventilators

A new 250,000 tonne greenfield primary aluminum smelter is currently under construction at Helguvik, Iceland.

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Emirates Aluminium
Abu Dhabi

The world's largest, single site smelter

The Colt Labyrinth was chosen due to the fact that it has a high coefficient of performance value of 0.22, resulting in a very high ventilation capacity for any given ventilation surface area.

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Aluminmium Delfzijl
Netherlands

Europe's longest gravity (natural) ventilator

The process releases an enormous amount of heat, which must somehow be removed. For this purpose Colt has provided a gravity ventilation scheme that covers the total 1,800 metres of length of the two buildings.

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Sør - Norge Aluminium AS
Norway

Gravity (natural) ventilation system

The electrolysis hall of Sør Norge Aluminium in Norway was equipped with a roofhouse with mechanical ventilation. This was outdated, and the decision was made to remove the roofhouse and replace the mechanical ventilation system with a gravity ventilation system.

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Nordural Nordic Aluminium
Iceland

Gravity (natural) ventilation units

Keeping the need for additional constructional provision to a minimum, Colt replaced the ventilation openings in this building with Labyrinth gravity ventilation units

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Trimet Aluminium
Germany

Scheme of natural / gravity ventilation

Colt was required to replace existing mechanical HVAC equip-ment in response to changing needs, and supplied a scheme of natural / gravity ventilation. This was attractive to the client since the equipment that had been installed earlier required extensive maintenance...

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Boguchany Smelter Complex
Siberia

Gravity ventilation in extreme conditions

There are extreme conditions at the Boguchany Smelter Complex. Colt carried out a survey and technical calculations, and proposed a scheme of Labyrinth gravity ventilators. Each of the four potrooms with a length of 1,200m will be equipped with a 7m wide Labyrinth unit.

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For more information:

Contact: Niek Menting
E-mail: niek.menting@nl.coltgroup.com
Telephone: +31(0)485 399 999

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