| 摘要 |
The invention relates to a method for internal washing or cleaning and rinsing or drying of tubular materials. Particularly the invention relates to a method for washing or cleaning of tubular materials when a washing or a cleaning medium is brought to circulate in a washing or a cleaning system. Furthermore a purification of the washing or cleaning medium and a rinsing or drying medium is effected in a tank for the washing or cleaning medium. |
