Air Quality Control Services (Power)

CB&I is the industry leader in Air Quality Control (AQC) services, having installed state of the art emissions control technologies to benefit more than 60,000 MW of generation. We maintain this industry leading position by staying at the forefront of innovation and offering cost-effective retrofits even under challenging schedules and site conditions. Our experience and capabilities include the following: 

  • SO2 reduction systems, including wet and dry flue gas desulfurization (FGD) technologies and sorbent injection solutions
  • NOx reduction systems, including selective catalytic reduction (SCR), non-selective catalytic reduction (SNCR), low NOx burners and other types of NOx control technologies
  • Mercury (Hg) control systems
  • Particulate matter systems, including electrostatic precipitators (ESPs) and pulse jet fabric filter systems


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