This paper investigates the treatment and recovery of waste water from the saponification of vinylidene chloride both in theory and in practice, including the analysis of its composition.

With the increasing awareness of energy and water saving, waste heat recovery has become an important way of energy and water saving, and is becoming popular in oil fields and other places.

Systematic studies were made on the recovery technology, equipment and reutilization of surimi discharged with the processing waste water.