Heju JI

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Qingdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Continuous supply precision minimum quantity lubrication pump suppo...
- Patent number 10,969,058
- Issue date Apr 6, 2021
- Qingdao University of Technology
- Changhe Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
MDOF MICRO-LUBRICATION INTELLIGENT SPRAY HEAD SYSTEM FOR CNC MILLIN...
- Publication number 20200086441
- Publication date Mar 19, 2020
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
INTEGRATED ONLINE MEASUREMENT SYSTEM FOR THERMOPHYSICAL PROPERTY PA...
- Publication number 20200072774
- Publication date Mar 5, 2020
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- G01 - MEASURING TESTING
Information Patent Application
CONTINUOUS SUPPLY PRECISION MINIMUM QUANTITY LUBRICATION PUMP SUPPO...
- Publication number 20190301673
- Publication date Oct 3, 2019
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Changhe LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...