Zhongcheng Machinery Manufacturing Co., Ltd. of Bohai Petroleum Equipment

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Tianjin, CN

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Patents Applicationslast 30 patents

Information Patent Application
Centrifugal Pump Connection Device for Electrical Submersible Pump...
- Publication number 20140227028
- Publication date Aug 14, 2014
- CHINA NATIONAL PETROLEUM CORPORATION
- Pin Wu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...