Zhenghao LI

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic fluid sealing device for oscillating shaft
- Patent number 11,421,786
- Issue date Aug 23, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetic liquid sealing device adapted to axial and radial displace...
- Patent number 11,215,286
- Issue date Jan 4, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetic liquid sealing device having heat conductive rod and heat...
- Patent number 11,174,947
- Issue date Nov 16, 2021
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sealing device with convertible magnetic sealing medium
- Patent number 10,989,308
- Issue date Apr 27, 2021
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC FLUID SEALING DEVICE FOR OSCILLATING SHAFT
- Publication number 20220205543
- Publication date Jun 30, 2022
- TSINGHUA UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MAGNETIC LIQUID SEALING DEVICE HAVING HEAT CONDUCTIVE ROD AND HEAT...
- Publication number 20210123530
- Publication date Apr 29, 2021
- TSINGHUA UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MAGNETIC LIQUID SEALING DEVICE ADAPTED TO AXIAL AND RADIAL DISPLACE...
- Publication number 20200278031
- Publication date Sep 3, 2020
- TSINGHUA UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...