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Patent applications and USPTO patent grants for XI'AN ZHENGAN ENVIRONMENTAL TECHNOLOGY CO., LTD..The latest application filed is for "anti-locking mechanism of spherical compressor rotor, anti-locking power mechanism of spherical compressor, and spherical compressor".
Patent | Date |
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Anti-locking mechanism of spherical compressor rotor, anti-locking power mechanism of spherical compressor, and spherical compressor Grant 10,316,844 - Wang | 2019-06-11 |
Anti-locking Mechanism Of Spherical Compressor Rotor, Anti-locking Power Mechanism Of Spherical Compressor, And Spherical Compressor App 20160333879 - Wang; Luyi | 2016-11-17 |
Automatic compensation mechanism for hinge seal gap in spherical compressor Grant 9,328,732 - Wang , et al. May 3, 2 | 2016-05-03 |
Spherical expansion compressor adapted to variable working conditions Grant 8,956,128 - Wang , et al. February 17, 2 | 2015-02-17 |
Automatic Compensation Mechanism For Hinge Seal Gap In Spherical Compressor App 20140159313 - Wang; Mengying ;   et al. | 2014-06-12 |
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