This paper studied on the nitrogen removal efficiency of ANAMMOX biofilter at low substration concentration,and its result showed that ANAMMOX biofilter still had very high activity at low ammonium concentration range of 10 to 25 mg/L,the average ammonium removal rate is 93.

Effects of biofilter media and operating parameters on biofiltration of odor from chicken manure composting;

Effect of odor removal by immobilized engineering bacteria biofilter;

Review on Treatment of Benzene Compounds by Biofilter;

In this paper, the new development of nitrogen and phosphorus removal by bio-filter in home and abroad is summarized.

With membrane filtration method,this paper had investigated the removal effects of a bio-filter and conventional water treatment processes on different molecular weights organics in polluted surface water.

Deeply treatment of effluent water from urban wastewater treatment plant by biocontact oxidation-zeolite biological filter combined process;

Filtration Technology Study of Biological Filter of the New Type of AC Media;

A pilot test of low-concentration wastewater in ethylene production treated by coupling isolated-aeration biological filter and ozonization was conducted.

The process and the principle and development of the biofilter, biotrickling filter and bioscubber which were three major types of bio-treatment of volatile organic compounds were summarized.

Study of Microbial Ecology in Biotrickling Filter Used to Treat Waste Air Containing Toluene;

Studies on treatment of waste gas containing dichloromethane using biotrickling filter.;

Behavior model of volatile organic compounds in biotrickling filter;