Contact-and-separating element
Contacting device
Contacting device for gas and solid particles
Contactor and entrainment separator
Container charger
Container for air treating material
Continuous clean bag filter apparatus and method
Continuous filtration
Control circuit for an air cleaner
Control of a H.sub.2 S absorber
Control of range hood emissions
Control system for reverse washing mechanism in dust collecting
Cooler and particulate separator for an off-gas stack
Cooler-dehumidifier-filter 3-in-one apparatus for treating compr
Cooling air cleaning device for a harvesting machine
Cooling tower design
Cooling tower for steam-powered plants
Cooling tower for the cooling water that drains/ from the conden
Countercurrent flow horizontal spray absorber
Counterflow type particulate matter filter trap system having me