| 摘要 |
The invention is directed to an apparatus for contacting in a reactor solids in the form of free-flowing lumps with liquids or for contacting solids with liquids and gases by bringing the reactants into contact with each other, said reactor comprising a housing containing a screen in the area of which contacting takes place wherein - the screen is a rotary screen drum 5, - the screen drum 5 rotates in a bottom vat during the operation, said vat holding a gaseous or liquid medium reacting with the solids, and - the bottom vat 10 can be lowered such that the solids in the screen drum 5 and the medium in the bottom vat 10 can be separated from each other when- ever it is desired to alter or interrupt the chemical reaction or physical process. (See formula I)
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