Fountain aeration spray head and manufacture method and use method thereof
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- TIANJIN WATER RESOURCES RES INST
- Publication Date
- 2010-02-17
- Estimated Expiration
- Not applicable Β· inactive patent
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Abstract
Description
technical field
[0001] The invention relates to a facility and a method for aerating water areas, in particular to a fountain aeration nozzle, a manufacturing method and a using method. Background technique
[0002] At present, mankind is facing the severe challenge of water pollution, among which domestic sewage is a major source of water pollution. Among all the natural elements that maintain human survival, guarantee economic construction and maintain social development, the importance of water goes without saying. However, with the acceleration of industrialization and urbanization, the world is facing challenges of water shortage and serious pollution. China is particularly serious. It is one of the 13 water-scarce countries in the world. About half of the more than 600 cities in the country are currently short of water. The water body does not flow or exchange all year round, and due to wind direction and other reasons, pollutants in the water area are easy to accumul...