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Catalyst Handling/Reactor Management
Chemical Cleaning/HC Decontamination
Sludge Treatment/Tank Cleaning
Sulphur Pastillation/Solidification
Environmental Services
Reclamation of Contaminated Sites

  Chemical Cleaning  
A chemical cleaning

Chemical Cleaning of Boiler SG 151. Treatment with HF Acid

For this sector, NICO employs highly specialized technicians and is equipped to carry out all activities in complete logistical autonomy. Safety aspects are handled with maximum caution: in particular, for the chemical cleaning of alkylation plants, NICO has the necessary operative procedures to avoid the risks that can be encountered in the presence of hydrofluoric acid, and to neutralize and chemically clean the plant in a few days.

Main activities that we carry out in this sector:

  • Acid cleaning water side and alkaline cleaning fume side of steam generators.
  • Cleaning fume side of refinery furnaces also with on-stream system.
  • Acid cleaning of process equipment (exchangers, columns, receivers, vessels etc) both on water side and process side.
  • Internal cleaning with organic solvents of various equipment.
  • Surface passivation against damage caused by polytionic acids.
  • Chemical cleaning and degassing of tanks containing chemical products and hydrocarbons.
  • Degreasing and pickling of lines and equipment.














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