An Enviromental Impact Assessment on the Double Superphosphate Factory of Yunfu Sulfurous Iron Ore 云浮硫铁矿重过磷酸钙厂环境影响评价
It summaries the design features and the improvement for the fluidized bed roaster of Xifeng Double Superphosphate Plant, s 60kt/ a sulphuric acid unit. 总结了息烽重钙厂6万t/a硫酸沸腾炉设计的特点和所作的改进。