The application study of solid polymer electrolyte (SPE) technology was summarized including treatment of waste water, electrochemical synthesis, fuel cell, separation, sensor and water electrolysis, the development status of which were discussed, and the application prospect of this technology in these aspects was proposed.

The principle of liquid membrane technology and its application in pharmaceutical chemical engineering, extraction of rare metal, trace analysis and treatment of waste water are discussed in detail.

Present research situation and forecast of surfactant wastewater treatment;

New technology of wastewater treatment for large scale hogpen;

This paper introduces the preparing methods,carrier features and reaction characteristics of the immobilized cell,probes into the present situation of the application of the immobilized cell technology in the treatment of wastewater,and points out the developing directions of the immobilized cell technology.

Applications and recent advances of ultrasound in waste water treatment;

Running status of waste water treatment systems in coal-fired power plants of Z hejiang Province;

Application of organic nutrition in paper mill effluent treatment;

Application of SBR technique in pulp and papermaking effluent treatment

The characteristics of effluent from leather plants,micro-electrolysis technology and mechanism of micro-electrolysis operation during the effluent treatment are discussed in this paper.