H Hydrex™ Cooling System Chemicals For the treatment of cooling systems, Hydrex™ offers the 2000 series. Sludge treatment M MACRO POROUS POLYMER EXTRACTION (MPPE) Veolia Water Technologies MPP Systems has developed a one step process that will remove both dissolved and dispersed hydrocarbons from water. Adsorption U UFLEX™ The new UFLEX™ ultrafiltration systems are skid-mounted, reliable and compact solutions for removing suspended solids, most bacteria and log4 viruses. Membrane Filtration and Ultrafiltration