A biofilter is a bed of media on which microorganisms attach and grow to form a biological layer called biofilm. Biofiltration is thus usually referred to as a fixed–film process.

In 1953, the first biofilter was implemented using microbiological growths in soil beds to control sewage odor in Long Beach, California, USA. The patent was issued for the method to …

Aug 1, 2025 · Discover how biofiltration systems harness natural processes to purify air and water, offering a sustainable solution for diverse environmental challenges.

A biofilter (BF) is defined as a fixed-bed bioreactor that employs immobilized degrading microorganisms to treat contaminated gases by allowing them to flow through a porous …

Suitable biofilter media have the ability to retain moisture to sustain biofilm layer and retain capacity of nutrient supply to microbes that form active biofilm.

Water coming out of a biofilter typically undergoes disinfection prior to entering drinking water distribution pipes or being released to the environment as wastewater effluent.

Sep 2, 2024 · Think of a biofilter as a living, breathing air purification system that mimics natural processes found in soil and compost. At its core, a biofilter is a pollution control device that …

Dec 27, 2024 · A biofilter is an efficient and eco-friendly solution for controlling air pollution and treating odorous emissions from various industrial processes. This technology harnesses the …

Apr 24, 2025 · A biofilter is an environmental construction that utilizes living microorganisms to remove contaminants from wastewater. Biofilters can be categorized into several types, …

The schematic shown here is of a typical biofilter. The gas is first pretreated, then fed into the biofilter, where it travels through filter beds containing microorganisms that break down the …