- The enormous coal gangue is difficult to use and causes environment pollution.
- The magnetized sodium silicate has an intensive depression effect on coal gangue and pyrite but no infulence on coal.
- So the magnetization treatment can influence the flotation of both coal and coal gangue, with the coal in particular.
- Practice on Harnessing Spontanrous Combustion of Coal Gangue in Datong Coal Mines Group Co.
- Glass-ceramics used for architecture decoration was prepared by using red mud, fly ash, coal gangue and so on as raw materials.
- The influence of coal gangue and the activator on the hydration property of cement is studied in this paper.