Eight technical reforms of Zibo Cobalt Smelter' sulphuric acid plant in 2000

Eight technical reforms were conducted in Zibo Cobalt Smelter' sulphuric acid plant in 2000,including air slide conveying of cinder and dust from fluidized bed roaster, fast rebuilding of the roaster cover, cleaning acid coolers by high pressure jet technology, installation of plate heat exchangers for lower acid temperature, recovering insulation of converter, installing gas bypass between pyrite based acid plant and sulphur burnning acid plant and steam bypass between the old and new sulphur burnning acid plants, and removing forechamber of absorption tower Good effect was got 〔