In recent years, our product patent technology have been plagiarized and imitated by some individual companies who produce ...[more]
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Product Category- Screen Changer
- Double Column/Plate screen changer
- Compensation sealed large scale screen changer
- Automatic mesh belt filter
- New Continuous screen changer
- Large filter area backflush screen changer
- Melt Pumps
- Hydraulic station, hydraulic electric control box
- Hydraulic Electric Control Box

- About Us
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Zhengzhou Deao Science & Technology Co., Ltd specializes in manufacturing of continuous screen changer and melt pump. With the 20-plus years of R & D experience, the production technology leads the advanced level. Besides, the New Impulses Filtration Systems was invented and awarded international patent in 2007. For successive of years, it is appraised as a high-tech enterprise, Zhengzhou pilot project of patent company as well as a key service institution, completing science and technology innovation project and Key Technologies R &D Program in Henan Province.Meanwhile we are certified to ISO 9001:2000.
All the patterns of screen changers ranging from double-piston, plate, and belt to backflush style replace the screen without stopping the machine, no leakage, simple operation, improving the production as well as saving the energy. Simultaneously, they can also be applied to the production of a variety of raw materials.
Our firm aims at the motivation of Scientific and technological innovation, striving for excellence, good faith, and services for clients with the heart and soul.
All the patterns of screen changers ranging from double-piston, plate, and belt to backflush style replace the screen without stopping the machine, no leakage, simple operation, improving the production as well as saving the energy. Simultaneously, they can also be applied to the production of a variety of raw materials.
Our firm aims at the motivation of Scientific and technological innovation, striving for excellence, good faith, and services for clients with the heart and soul.
Copyright©Zhengzhou DEAO Machinery Co., Ltd.
Address:Zhengzhou Hi-tech Zone National University Science Park TEL:0371-60968702 55513901
Address:Zhengzhou Hi-tech Zone National University Science Park TEL:0371-60968702 55513901
