9Atimtay A T. Cleaner Energy Production with Integrated Gasification Combined Cycle Systems and Use of Metal Oxide Sor- bents for H2S Cleanup from Coal Gas[J]. Clean Technologies and Environmental Policy,2001,2(4) :197-208.
10Timothy R,Armstrong,Robert D et a l. A Review of Current State-of-the-art Materials for Hot Gas Desulphurization[C] // 5th International Symposium on Gas Cleaning at High Temperature. 2002 NETL Publication,2002.