Decai Li

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic liquid sealing device resistible to axial and radial vibra...
- Patent number 11,616,412
- Issue date Mar 28, 2023
- Tsinghua University
- Decai Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic liquid sealing device
- Patent number 11,525,514
- Issue date Dec 13, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetic liquid sealing device
- Patent number 11,466,780
- Issue date Oct 11, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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 fluid sealing device for sealing fluid medium
- Patent number 11,415,226
- Issue date Aug 16, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetic fluid sealing device
- Patent number 11,408,512
- Issue date Aug 9, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetic liquid damping shock absorber
- Patent number 11,365,779
- Issue date Jun 21, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Chain unit sealed and lubricated with magnetic fluid and chain havi...
- Patent number 11,353,088
- Issue date Jun 7, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetic fluid damper
- Patent number 11,306,795
- Issue date Apr 19, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Capillary magnetic-liquid sealing device
- Patent number 11,300,211
- Issue date Apr 12, 2022
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Combined sealing device with magnetic fluid
- Patent number 11,261,972
- Issue date Mar 1, 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
Intelligent regulation system and method for mechanical seal
- Patent number 11,199,264
- Issue date Dec 14, 2021
- Weifeng Huang
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic fluid sealing device
- Patent number 11,193,592
- Issue date Dec 7, 2021
- 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
Housing for magnetic fluid sealing device and agitation kettle/reac...
- Patent number 11,125,337
- Issue date Sep 21, 2021
- Tsinghua University
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Multi-scale real-time acoustic emission monitoring and analysis met...
- Patent number 11,125,642
- Issue date Sep 21, 2021
- Weifeng Huang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Magnetic fluid sealing device
- Patent number 11,092,241
- Issue date Aug 17, 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...
Information Patent Grant
Arc-shaped stepped magnetic fluid sealing device
- Patent number 10,962,119
- Issue date Mar 30, 2021
- Xiaolong Yang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
SELF-COOLING DEVICE SEALED WITH MAGNETIC LIQUID
- Publication number 20240141999
- Publication date May 2, 2024
- BEIJING JIAOTONG UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DEVICE SEALED WITH MAGNETIC LIQUID
- Publication number 20240145144
- Publication date May 2, 2024
- BEIJING JIAOTONG UNIVERSITY
- Decai LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEVICE SEALED WITH MAGNETIC LIQUID
- Publication number 20240141998
- Publication date May 2, 2024
- BEIJING JIAOTONG UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MAGNETIC LIQUID SEALING DEVICE RESISTIBLE TO AXIAL AND RADIAL VIBRA...
- Publication number 20230030538
- Publication date Feb 2, 2023
- TSINGHUA UNIVERSITY
- Decai LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC LIQUID SEALING DEVICE
- Publication number 20220221061
- Publication date Jul 14, 2022
- TSINGHUA UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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
- Publication number 20220205542
- Publication date Jun 30, 2022
- TSINGHUA UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MAGNETIC FLUID SEALING DEVICE
- Publication number 20220205544
- 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 DAMPING SHOCK ABSORBER
- Publication number 20220128111
- Publication date Apr 28, 2022
- TSINGHUA UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CHAIN UNIT SEALED AND LUBRICATED WITH MAGNETIC FLUID AND CHAIN HAVI...
- Publication number 20220128123
- Publication date Apr 28, 2022
- TSINGHUA UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CAPILLARY MAGNETIC-LIQUID SEALING DEVICE
- Publication number 20220074499
- Publication date Mar 10, 2022
- TSINGHUA UNIVERSITY
- Decai LI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
INTELLIGENT REGULATION SYSTEM AND METHOD FOR MECHANICAL SEAL
- Publication number 20210246986
- Publication date Aug 12, 2021
- TSINGHUA UNIVERSITY
- Weifeng HUANG
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Multi-Scale Real-time Monitoring and Analysis Method for Mechanical...
- Publication number 20210208021
- Publication date Jul 8, 2021
- TSINGHUA UNIVERSITY
- Weifeng HUANG
- 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
ARC-SHAPED STEPPED MAGNETIC FLUID SEALING DEVICE
- Publication number 20200309270
- Publication date Oct 1, 2020
- GUANGXI UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Xiaolong YANG
- 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...
Information Patent Application
COMBINED SEALING DEVICE FOR A ROTARY SHAFT
- Publication number 20110248449
- Publication date Oct 13, 2011
- BEIJING JIAOTONG UNIVERSITY
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
FERROFLUID SEALING APPARATUS FOR A RECIPROCATING SHAFT
- Publication number 20110215532
- Publication date Sep 8, 2011
- BEIJING JIAOTONG UNIVERSITY
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
RECIPROCATING SHAFT'S SEALING APPARATUS COMBINED A FERROFLUID SEAL...
- Publication number 20110215533
- Publication date Sep 8, 2011
- BEIJING JIAOTONG UNIVERSITY
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
RECIPROCATING SHAFT'S SEALING DEVICE WITH BOTH MAGNETIC FLUID SEAL...
- Publication number 20110210520
- Publication date Sep 1, 2011
- BEIJING JIAOTONG UNIVERSITY
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
FERROFLUID SEALING APPARATUS WITH SMALL DIAMETER USED IN LOW TEMPER...
- Publication number 20110210519
- Publication date Sep 1, 2011
- BEIJING JIAOTONG UNIVERSITY
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
MAGNETIC FLUID SEALING AND PACKING RING SEALING DEVICE FOR RECIPROC...
- Publication number 20110193292
- Publication date Aug 11, 2011
- BEIJING JIAOTONG UNIVERSITY
- Decai Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Person

Patents Grantslast 30 patents

Magnetic liquid sealing device resistible to axial and radial vibra...

Magnetic liquid sealing device

Magnetic liquid sealing device

Magnetic fluid sealing device for oscillating shaft

Magnetic fluid sealing device for sealing fluid medium

Magnetic fluid sealing device

Magnetic liquid damping shock absorber

Chain unit sealed and lubricated with magnetic fluid and chain havi...

Magnetic fluid damper

Capillary magnetic-liquid sealing device

Combined sealing device with magnetic fluid

Magnetic liquid sealing device adapted to axial and radial displace...

Intelligent regulation system and method for mechanical seal

Magnetic fluid sealing device

Magnetic liquid sealing device having heat conductive rod and heat...

Housing for magnetic fluid sealing device and agitation kettle/reac...

Multi-scale real-time acoustic emission monitoring and analysis met...

Magnetic fluid sealing device

Sealing device with convertible magnetic sealing medium

Arc-shaped stepped magnetic fluid sealing device

Patents Applicationslast 30 patents

SELF-COOLING DEVICE SEALED WITH MAGNETIC LIQUID

DEVICE SEALED WITH MAGNETIC LIQUID

DEVICE SEALED WITH MAGNETIC LIQUID

MAGNETIC LIQUID SEALING DEVICE RESISTIBLE TO AXIAL AND RADIAL VIBRA...

MAGNETIC LIQUID SEALING DEVICE

MAGNETIC FLUID SEALING DEVICE FOR OSCILLATING SHAFT

MAGNETIC LIQUID SEALING DEVICE

MAGNETIC FLUID SEALING DEVICE

MAGNETIC LIQUID DAMPING SHOCK ABSORBER

CHAIN UNIT SEALED AND LUBRICATED WITH MAGNETIC FLUID AND CHAIN HAVI...

CAPILLARY MAGNETIC-LIQUID SEALING DEVICE

INTELLIGENT REGULATION SYSTEM AND METHOD FOR MECHANICAL SEAL

Multi-Scale Real-time Monitoring and Analysis Method for Mechanical...

MAGNETIC LIQUID SEALING DEVICE HAVING HEAT CONDUCTIVE ROD AND HEAT...

ARC-SHAPED STEPPED MAGNETIC FLUID SEALING DEVICE

MAGNETIC LIQUID SEALING DEVICE ADAPTED TO AXIAL AND RADIAL DISPLACE...

COMBINED SEALING DEVICE FOR A ROTARY SHAFT

FERROFLUID SEALING APPARATUS FOR A RECIPROCATING SHAFT

RECIPROCATING SHAFT'S SEALING APPARATUS COMBINED A FERROFLUID SEAL...

RECIPROCATING SHAFT'S SEALING DEVICE WITH BOTH MAGNETIC FLUID SEAL...

FERROFLUID SEALING APPARATUS WITH SMALL DIAMETER USED IN LOW TEMPER...

MAGNETIC FLUID SEALING AND PACKING RING SEALING DEVICE FOR RECIPROC...