Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The present invention is provided for by using a full current solution, by utilizing a generally gas free column of sewer pipes, which again is provided by using valves to keep the sewer pipes filled with liquid.
The present invention is provided for by using a full current solution, by utilizing a generally gas free column of sewer pipes, which again is provided by using valves to keep the sewer pipes filled with liquid.
SEWER SYSTEM
JOHNSEN ASLE (Autor:in)
01.12.2016
Patent
Elektronische Ressource
Englisch
Engineering Index Backfile | 1964