44 10 00 Air Pollution Control
44 13 00 Gaseous Air Pollution Control Equipment
44 13 11Spray Tower/Chamber Absorption Equipment44 13 13Packed Tower/Chamber Absorption Equipment44 13 14Tray Tower Absorption Equipment44 13 16Jet Bubbling Reactor Equipment44 13 17Venturi Absorption Equipment44 13 20Vacuum Extraction Systems44 13 31Powdered Injection Adsorption Equipment44 13 33Fluidized Bed Adsorption Equipment44 13 34Fixed Bed Adsorption Equipment44 13 36Rotary Bed Adsorption Equipment44 13 39Radial Bed Adsorption Equipment44 13 51Thermal Oxidation Equipment44 13 53Catalytic Oxidation Equipment44 13 56Flare Oxidation Equipment44 13 59Claus Sulfur Recovery Equipment44 13 71Thermal Reduction Equipment44 13 73Catalytic Reduction Equipment44 13 76Non-catalytic Reduction Equipment44 13 77Selective Non-catalytic Reduction Equipment44 13 81Condensation Systems44 13 83Contact Condensing Equipment44 13 86Solvent Recovery Equipment44 13 91Biofilter Media44 13 93Fixed Bed Biofilter Equipment44 13 96Fixed Bed Biotrickling Filter Equipment44 13 97Fixed Bed Bioscrubbing Equipment