Reactor to break down used paper

摘要

The appts. to break down used paper, for recycling, has a horizontal tube reactor (1,2,3) composed of at least two successive sections (1,2). They are cylindrical, and connected by a conical transit section (21) between them, or the first section is cylindrical and the following section has a slight cone structure. The first section has a much larger dia.. A central shaft (7) passes through at least the first two sections (1,2), fitted with screw conveyor walls (8,9). The leading section (1) has a feed opening (19) for unground used paper, after a feed lock (4).