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Inventor profile of:

Decai LI

City:

Beijing

Country:

China

Published Applications:

27

Last publication date:

2025-03-27

Top Assignees for applications by Decai LI

The entities that hold a legal rights for patent applications filed by inventor LI Decai:

Recent patent applications by LI Decai

Decai LI from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2025-03-27
US20250104881A1
Physics

ANTI-NUCLEAR RADIATION MAGNETIC FLUID SEALING DEVICE

 #2 | 2024-05-02
US20240145144A1
Electricity

DEVICE SEALED WITH MAGNETIC LIQUID

 #3 | 2024-05-02
US20240141999A1
Mechanical engineering

Self-cooling device sealed with magnetic liquid

 #4 | 2024-05-02
US20240141998A1
Mechanical engineering

DEVICE SEALED WITH MAGNETIC LIQUID

 #5 | 2024-01-04
US20240006104A1
Electricity

Low-temperature resistant perfluoropolyether-based magnetic liquid and preparation method thereof

 #6 | 2023-02-02
US20230030538A1
Electricity

Magnetic liquid sealing device resistible to axial and radial vibration

 #7 | 2022-07-14
US20220221061A1
Mechanical engineering

Magnetic liquid sealing device

 #8 | 2022-06-30
US20220205544A1
Mechanical engineering

Magnetic fluid sealing device

 #9 | 2022-06-30
US20220205543A1
Mechanical engineering

Magnetic fluid sealing device for oscillating shaft

 #10 | 2022-06-30
US20220205542A1
Mechanical engineering

Magnetic liquid sealing device

 #11 | 2022-04-28
US20220128123A1
Mechanical engineering

Chain unit sealed and lubricated with magnetic fluid and chain having same

 #12 | 2022-04-28
US20220128111A1
Mechanical engineering

Magnetic liquid damping shock absorber

 #13 | 2022-04-19
US17378149
Mechanical engineering

Magnetic fluid damper

 #14 | 2022-03-29
US17497240
Physics

Detection system and method for distribution state of magnetic fluid in sealing gap

 #15 | 2022-03-10
US20220074499A1
Mechanical engineering

Capillary magnetic-liquid sealing device

 #16 | 2022-03-01
US17508166
Mechanical engineering

Combined sealing device with magnetic fluid

 #17 | 2021-12-07
US17405647
Mechanical engineering

Magnetic fluid sealing device

 #18 | 2021-08-12
US20210246986A1
Mechanical engineering

Intelligent regulation system and method for mechanical seal

 #19 | 2021-07-08
US20210208021A1
Physics

Multi-scale real-time acoustic emission monitoring and analysis method for mechanical seal

 #20 | 2021-04-29
US20210123530A1
Mechanical engineering

Magnetic liquid sealing device having heat conductive rod and heat dissipating jacket

 #21 | 2020-09-03
US20200278031A1
Mechanical engineering

Magnetic liquid sealing device adapted to axial and radial displacements of connection

 #22 | 2011-10-13
US20110248449A1
Mechanical engineering

COMBINED SEALING DEVICE FOR A ROTARY SHAFT

 #23 | 2011-09-08
US20110215533A1
Mechanical engineering

RECIPROCATING SHAFT'S SEALING APPARATUS COMBINED A FERROFLUID SEAL WITH A C-SLIP-RING AND A YX-SEAL-RING

 #24 | 2011-09-08
US20110215532A1
Mechanical engineering

FERROFLUID SEALING APPARATUS FOR A RECIPROCATING SHAFT

 #25 | 2011-09-01
US20110210519A1
Mechanical engineering

FERROFLUID SEALING APPARATUS WITH SMALL DIAMETER USED IN LOW TEMPERATURE

 #26 | 2011-08-11
US20110193292A1
Mechanical engineering

MAGNETIC FLUID SEALING AND PACKING RING SEALING DEVICE FOR RECIPROCATING SHAFT WITH THE PACKING RING HAVING THREE OBLIQUE MOUTHS

 #27 | 2011-08-04
US20110187061A1
-

STATIC SEALING DEVICE FOR LARGE-DIAMETER FLANGE WITH MAGNETIC FLUID SEAL
InventorID:

2838386 ⎘