For successfully operating a vertical flow constructed wetland, the uniform distribution of wastewater on the surface of the soil filter is essential. In research, however, this aspect is often ...

Perforated pipes are pipes with a series of small holes or slots that allow water to enter or exit from them easily. They are mainly installed as a part of underground drainage systems and for outdoor ...

The utility model relates to a porous pipe arranged on a birdcage. The porous pipe comprises a pipe body and is characterized in that a central tube passes through the inner part of the pipe body at ...

School of Environment and Resources, Southwest University of Science and Technology, Mianyang, China;. Sichuan University of Science and Engineering, Zigong, China.