The technological researches for recover elementary sulfur by distillation under normal pressure from sulfur residue after highpressure acid leaching of sulfide zinc concentrate has been carried out and the influential factors for distillation were analyzed.

The topic how to extract sulfur from sulfur residues after treatment zinc sulfide concentrates with high content of iron.

Design of very large-scale sulphur-burning sulphuric acid plants;

Several features of Jianlong Chemical's new 150 kt/a sulphur-burning sulphuric acid plant;

Application of HRS in sulphur-burning sulphuric acid plants;

Research on Method to Determine Sulfur Content in Pyrotechnic Composition;

The trend of sulfur supply and demand at home and abroad;

Preparation and clinical observation of Sulfur Cream;

Price rise of element sulfur puzzles phosphatic compound fertilizer industry in China;

4 US $/t in 2005,a remarkable price appreciation of element sulfur appears in the international market in the recent years,for a fast increase in imported amount of element sulfur in China,with imported element sulfur amount of 8.

The technological retrofitting of sulfuric acid production is described at Wengfu Phosphate Fertilizer Plant from previous pyrite raw material and 800 kt/a capacity to current element sulfur raw material.

Factors Affecting Elemental Sulfur Oxidation in Soils;

Metal oxide doped V_2O_5/AC catalysts for flue gas desulfurization and elemental sulfur production during regeneration with H_2;