DIN 19569-2:1989-05

Отменен

Principles for the design of structures and equipment for sewage treatment plants - Installations for separating and thickening solids — 13 стр.

Заменен на

DIN 19551-1:2002-12

ICS

13.060.30 Sewage. Including sewage water disposal and treatment / Сточные воды. Включая удаление и очистку сточных вод