Solutions for water & wastewater

Smart water treatment technologies.

Sludge digestion solutions

N2 inerting
H2S removal


Gases we use
Industrial gases for water and wastewater treatment are oxygen for biological respiration, carbon dioxide for pH control, ozone for intensive chemical oxidation and nitrogen gas for digesters inerting.
Oxygen for water
Ozone for water
CO2 for water
Do you still have questions?
At Nippon Gases we are called “The Gas Professionals” for a reason, and it’s because we’ll be able to solve any doubt.