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Qingdao, CN
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last 30 patents
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Patent Grant
Nanofluid minimum quantity lubrication grinding device of ultrasoni...
Patent number
11,597,049
Issue date
Mar 7, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
B24 - GRINDING POLISHING
Information
Patent Grant
Neurosurgical ultrasonic focusing assisted three-stage atomization...
Patent number
11,571,222
Issue date
Feb 7, 2023
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe Li
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
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Patent Application
NEUROSURGICAL ULTRASONIC FOCUSING ASSISTED THREE-STAGE ATOMIZATION...
Publication number
20200254282
Publication date
Aug 13, 2020
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
NANOFLUID MINIMUM QUANTITY LUBRICATION GRINDING DEVICE OF ULTRASONI...
Publication number
20200023485
Publication date
Jan 23, 2020
QINGDAO UNIVERSITY OF TECHNOLOGY
Changhe LI
B24 - GRINDING POLISHING