发明授权
US3940252A Apparatus for the releasing of materials from voluminous precipitates or suspensions 失效
用于从大量沉淀物或悬浮液中释放材料的装置

Apparatus for the releasing of materials from voluminous precipitates or
suspensions
摘要:
Voluminous precipitates or suspensions are contacted countercurrently with liquid purification or extraction agents that hold the continuously supplied precipitate or suspension in the upwardly flowing liquid in a kind of fluidized bed. A suitable apparatus is also described.
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