Immunoglobulin adsorbent and adsorption apparatus
Interfacial purifying apparatus using tourmaline
Microcolumn for extraction of analytes from liquids
Mixed-bed device for producing pure water
Nozzleless underdrain for granular filtration system
Pressurized vessel with false bottom and throughpipe coated at w
Receiver for purifying liquids
Removing oil from waste water with sulfur
Sand filter for a wastewater effluent management system
Solid discharge mechanism for dewatering system
Strainer
Strainer assembly for granular media filters
System for mechanically stabilizing a bed of particulate media
System for sustained release of phenolic material from porous gr
Underdrain apparatus and method of manufacturing same
Underdrain structure for media filters
Underdrain system
Valve for control of fluid flow
Valve mechanism for multiple distributor fluid treatment system
Wastewater effluent management system using a sand filter