Ozone in the near-surface atmosphere as an important photochemical production has very close relation with NOx.

Before large amounts of ultralow-sulfur diesel are used,the quality problem caused by the mixture of biodiesel mixed into ultralow-sulfur diesel,and the emission diminution of NOx and olefin,should be solved,but refineries of US are ful.

The reaction mechanism, reactor structure and research development in treating volatile organic compounds and oxynitride are summarized and the application prospects and the orientation of research in the field of environmental protectio.

Using Co-SZM-5 catalyst prepared by ion exchanging method, under oxygen existing conditions, the influence of high voltage pulse discharging plasma that join in the reaction of selective reduction of NO x by CH 4 on the activation of Co-SZM-5 is investigated.

Formation and emission control of nitrogen oxides during coal combustion;

Mechanism of smoke nitrogen oxides on inhalation lung injury mediated by peroxynitrite;