Improved SO.sub.x, NO.sub.x, and particulate removal system
In-duct flue gas conditioning system
Incineration fumes processing plant with internal recycling
Indoor air quality gas phase return air cleaner
Industrial catalytic converter and combination industrial cataly
Injection lance for uniformly injecting anhydrous ammonia and ai
Injection type non-catalyst denitrogen oxide process control sys
Inner cone for converter assembly
Insulated mounting for a pollution control device
Integrated air foil and ammonia injection grid for SCR systems
Integrated catalytic converter and flexible endcone assembly
Integrated flue gas processing system
Integrated regenerative catalytic oxidation/selective catalytic
Integrated SCR electrostatic precipitator
Integrated system for pollution abatement and energy derivation
Integrated VOC entrapment system for regenerative oxidation
Internal combustion engine exhaust gas purifying device and proc
Internal combustion engine having a catalytic reactor
Internally shielded catalytic converter
Intumescent sheet material