| 摘要 |
PROBLEM TO BE SOLVED: To provide a carrier for biological treatment capable of improving strength of a flexible sheet-like carrier which is useful for microorganism holding, and holding microorganism stably without being broken even by aeration cleaning; and to provide a biological treatment tank including the carrier for biological treatment.SOLUTION: Reinforcement materials 3, 5 made of cloth are sewn on a side part, an upper side part and a lower side part of a sheet material 1, respectively. A tabular body 7 is provided so as to sandwich the reinforcement material 5. A carrier unit 10 is formed by arranging each flow blocking plate 13 on both side, and arranged in a tank body 20.SELECTED DRAWING: Figure 2 |
