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Chemical cleaning

Furnaces
Fire side cleaning
Online or offline
Rapid return on investment

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Chemical cleaning Furnaces

Full cleaning

Fire side chemical cleaning of industrial furnaces consists of removing refractory fibres, soot and dust from the surface of tubes.

All aspects of the furnaces are covered: radiation, convection, air pre-heater.

Industrial boilers working with a negative draft can also be cleaned while in operation.

A return to original performance levels

The aim is to restore the thermal capacities of furnaces without damaging their component parts, including tubes, tube holders, sensors and refractory materials.
The surface condition of tubes is restored, guaranteeing the best possible heat exchange.
Online cleaning enables optimum performance to be maintained throughout operation, with a positive environmental impact:

  • Fuel savings
  • A reduction in CO2, NOx and SOx discharges
  • No effluent

Proven effectiveness

Both offline (Neutrol® process) or online (Neutramex® process), CTP has taken advantage of its long-standing experience and partnerships with refiners on all five continents to design and continuously develop its procedures, in order to always satisfy the most exacting requirements.

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United States

Heater / Furnace cleaning during a shutdown

Offline cleaning of a convection section in a petrochemical plant using our Neutrol® process

CTP environment America performed an operation on a plant belonging to one of the world’s largest chemical groups where various chemicals are produced using oil by-products. The operation involved cleaning a convection section during a shutdown.

France

Online fire side treatment of industrial furnaces

Online cleaning of 4 furnaces using the Neutramex® process

France’s largest refinery asked CTP environnement to clean 4 furnaces within the site’s cracking unit. Due to the use of fuel that causes clogging, these facilities require regular maintenance to recover design operating data.

News
16th October 2025
Nomination for the WNE Innovation Awards 2025!

As part of our participation in the upcoming World Nuclear Energy Exhibition, which will take place in Villepinte from 4 to 2 November 2025, we have been nominated in the ‘To boost Nuclear Installation Performance and LTO - Small companies’ category of the WNE Innovation Awards 2025.

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News
13th October 2025
A review of our participation in Pollutec 2025

A wonderful event that took place under the best of circumstances!

Participating in Pollutec means offering innovative solutions to accelerate the ecological transition and develop new markets. With 11 areas of expertise, inspiring conferences and numerous networking opportunities, these four days bring together all the technologies, solutions and equipment dedicated to the prevention and treatment of all forms of pollution, in order to preserve the environment and ensure sustainable development.

We had announced a rich programme, with targeted partners to discuss the key issues of the moment.

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News
6th October 2025
WEFTEC 2025 in Chicago

We exhibited at the last Water Environment Federation's Technical Exhibition and Conference, largest annual water quality exhibition in North America. This meeting has been providing a forum for knowledge and technology exchange within the water and wastewater fields since its creation, becoming the world’s leading water quality conference.

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