desulphurization gypsum crusher plant

Reducing mercury emissions from the burning of coal,  · In preferred embodiments, a point source for air emissions, such as a cement plant or a coal-fired power plant, is brought into compliance with the Kyoto protocol. Although the invention is not to be limited by theory, it is believed that the sorbent compositions described above provide additional or supplemental sources of silica and alumina into the coal burning process.