| 摘要 |
PURPOSE:To ensure the cultivation tank to keep aseptic conditions which are absolutely required for the cultivation tanks, by using the common lines for introduction and drainage of steam and for introduction and drainage of cleaning solution to enable these lines to be cleaned with the cleaning solution. CONSTITUTION:In a cultivation tank 1 equipped with inoculation line 4, air- feeding line 3 and sampling line 5, individual lines are connected through valves 9-13 to common line 6. The steam line and the cleaning solution feeder are set through the steam valve 7 and the solution-introducing line 8 to one end of the common line 6, respectively. Further, a steam trap 14 is set to the other end. Thus, the perfect cleaning and steam sterilization throughout the system of the cultivation tank can be easily done by simple pipings and operations without adverse effect on the ability to keep the system aseptic, which is absolutely required for the tank. |
