XI'AN ZHENGAN ENVIRONMENTAL TECHNOLOGY CO., LTD.

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Xi'an, Shaanxi Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Automatic compensation mechanism for hinge seal gap in spherical co...
- Patent number 9,328,732
- Issue date May 3, 2016
- Xi'An Zhengan Environmental Technology Co., Ltd.
- Mengying Wang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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
ANTI-LOCKING MECHANISM OF SPHERICAL COMPRESSOR ROTOR, ANTI-LOCKING...
- Publication number 20160333879
- Publication date Nov 17, 2016
- XI'AN ZHENGAN ENVIRONMENTAL TECHNOLOGY CO., LTD.
- Luyi Wang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
AUTOMATIC COMPENSATION MECHANISM FOR HINGE SEAL GAP IN SPHERICAL CO...
- Publication number 20140159313
- Publication date Jun 12, 2014
- XI'AN ZHENGAN ENVIRONMENTAL TECHNOLOGY CO., LTD.
- Mengying Wang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

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