The wide range of the Chriwa water treatment technologies allows the individual and reliable treatment of different raw water qualities to produce waters perfectly matching the individual process requirements. Refined processes for water reclamation and state-of-the-art SCADA systems from one source allow a modern and economical water management.

Chriwa has proven know-how in the treatment processes:

• Flocculation
• Purification/ sedimentation
• Filtration
• Neutralization
• Oxidation
• Deferrization
• Manganese removal
• Removal of ammonium/nitrification
• (Oxidation/biological)
• Removal of arsenic, fluoride, radium, radon, uranium
• Decontamination / removal of radionucleides
• Adsorption / Desorption
• Ion exchange (Softening, dealkalization, desalination), special ion exchanger process techniques

• High-capacity atomization/ gas stripper
• Micro-/ ultra- and nano-filtration
• Reverse osmosis
• Degassing systems (H2S, CH4, etc.)
• Impregnation by gas
• Disinfection (Ozone, chlorine, chlorine dioxide etc.)
• Biological cleaning
• Chlorine elektrolysis (robust compact system)
• Other special treatment

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