Jimeng Chen

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Zibo City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Planetary rolling micro-jacking device
- Patent number 11,149,826
- Issue date Oct 19, 2021
- Zibo Votaisi Petrochemical Equipment Co., Ltd
- Jimeng Chen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Cage reset planetary roller screw device
- Patent number 10,920,893
- Issue date Feb 16, 2021
- Zibo Votaisi Petrochemical Equipment Co., Ltd
- Jimeng Chen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Valve seat driven forced seal ball valve
- Patent number 10,859,169
- Issue date Dec 8, 2020
- Zibo Votaisi Petrochemical Equipment Co., Ltd
- Jimeng Chen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Planetary Rolling Micro-Jacking Device
- Publication number 20210324947
- Publication date Oct 21, 2021
- Zibo Votaisi Petrochemical Equipment Co., Ltd
- Jimeng Chen
- G12 - INSTRUMENT DETAILS
Information Patent Application
Ball valve with forced-sealing operation
- Publication number 20210095770
- Publication date Apr 1, 2021
- Zibo Votaisi Petrochemical Equipment Co., Ltd
- Zhigang Liu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Cage reset planetary roller screw device
- Publication number 20200041010
- Publication date Feb 6, 2020
- Zibo Votaisi Petrochemical Equipment Co., Ltd
- Jimeng Chen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Valve seat driven forced seal ball valve
- Publication number 20190338857
- Publication date Nov 7, 2019
- Zibo Votaisi Petrochemical Equipment Co., Ltd
- Jimeng Chen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...