Nan Xia

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Xi'an, CN

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Patents Grantslast 30 patents

Information Patent Grant
Spherical expansion compressor adapted to variable working conditions
- Patent number 8,956,128
- Issue date Feb 17, 2015
- Xi'An Zhengan Environmental Technology Co., Ltd.
- Luyi Wang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
SPHERICAL EXPANSION COMPRESSOR ADAPTED TO VARIABLE WORKING CONDITIONS
- Publication number 20120189479
- Publication date Jul 26, 2012
- Luyi Wang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...