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The Prospect of Fly Ash Used for Flue Gas Treatment Zhao Jianhai Yu Jianguo Song Xingfu (Department of Environmental Engineering, East China University of Science and Technology) Zhao Yi (Department of Environmenta l Engineering, North China Electric Power University) Abstract:This ......
The external appearance of microorganism used to bioleaching copper from waste printed circuit boards under SEM Zheng Xu1,*, Tao Yang2, Limei Yang1 1 National Engineering Lab of Bio-hydrometallurgy, General Research Institute for Nonferrous Metals, No.2 Xinjiekouwai Street, 100088, Beijing, Ch......
Inert gases have been used for over 150 years as a means of assisting in the fighting of mine fires.Some of the ways inert gases can be used to fight mine fires are as follows: ¡ñ To extinguish fires by reducing the oxygen concentration in the surrounding atmosphere. ¡ñ To prevent the occu......