Study on simultaneous nitrification and denitrification and nitrogen removal of pressurized biological contact oxidation process;

Research on nitrogen removal efficiency in a sequential batch constructed wetland at low temperatures in winter;

The performance of denitrification in the zeolite biological aerated filter and the bioregeneration of zeolite;

The research situation of denitrifying denitrification carbon source;

Primary Discussion on Denitrification Techniques for Domestic Waste Landfill Leachate Treatment;

Progress in Light Oil Denitrogenation Technology;

Study on Denitrogenation Technology during VIM Refinging Nickel Base Superalloy

Analysis of the removal of nitrogen and characteristic of operation parameters in a wastewater treatment plant;

Operation and analysis of modified AB process for removal of nitrogen;

Experimental research on removal of nitrogen and phosphorus in enhanced sequencing batch reactor activated sludge process;

The results indicate that denitrogeneration is decreased along with the increase of COD/ NH3-N, the average valve is 39%.

According to the problem of unstable of denitrogen and phosphorus removal efficiency,the UCT process as the research object was analog operated in the laboratory to treat urban domestic sewage.

Denitriding Process for Ultra-pure Ferrite Stainless Steel in 85 t VOD Refining and Its Effect

Experiment on Calcined Denitriding Process of Recarburizer;

We adopted the method of A~2/O bichemical technique to treat with the bear production waste water,and researched the dephosphorization and denitriding.