The synthetic process, principle and conditions of 5 zeolite sieve with bentonite are studied in this paper.

This text based SiChuang SanTai bentonite, preparation of Chitosan loaded bentonite by carbon-entraining roasting sorbent and as to it' s carried on the token.

Three thunderstorms are forecast to hit the earthquake-stricken areas in Sichuan, Chongqing, southern Gansu and southwestern Shaanxi, according to the Central Meteorological Observatory.