| 摘要 |
FIELD: chemical industry; water disinfection. SUBSTANCE: upper cover of mixer 5 in apparatus has flange 22, nipple 24 and cover-plate 23 which presses flange 22 to body of glass vessel. Flange 22 and nipple 24 of upper cover have threaded connection. They are made of material resistant to action of humidified chlorine gas and chlorine water. Nipple 24 is coupled directly to rotameter 19 and flexible plastic pipeline 20. EFFECT: longer service life of apparatus, ecological safety. 2 cl, 3 dwg |
