Channel pipe for effluent pipeline systems comprises circular openings formed in the pipe body on prescribed sites of the pipe wall

摘要

Channel pipe (1) comprises circular openings (5) formed in the pipe body (2) on prescribed sites of the pipe wall (4). The openings are formed by pipe supports (7) embedded in the pipe body. The openings are temporarily closed on the outer and inner sides of the pipe using a closure (12) so that they can be opened on a pipe of a channel placed in the ground.