Hollow fiber membrane supported biofilm module
Hollow fibre membrane supported biofilm module
Hollow reactor for biological waste-water purification
Home water purification system
Homogeneous mixtures of solid organic acids and solid...
Horizontal bio-filtration system for wastewater treatment
Horizontal rotor for introducing gases into liquids
Hot process liquid treatment method and apparatus
Hot process unit
Hot water to slurry clay coagulants
Household apparatus using a fluid, comprising a purifying...
Household effluent purification plant
Housing and method that provide extended resident time for...
Housing for a component of a water treatment system
Hybrid biological and chemical process for decontaminating...
Hybrid chemical and biological process for decontaminating...
Hybrid high rate anaerobic treatment process and apparatus
Hybrid membrane module, system and process for treatment of...
Hybrid water treatment for high temperature steam generators
Hydantoin-enhanced halogen efficacy in pulp and paper...