| 摘要 |
<p>Dehydration tower (22) for previously agitated organic material carried by heated air stream, said tower contains selectively rotatable series of baffles (42, 43, 44, 45) for varying the path length of said material, and thus the residence time, in the tower, as said material passes up the tower on one side of the vertical series of baffles (49) and then down the other side of said series.</p> |
