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Chengdu, CN
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Patents Grants
last 30 patents
Information
Patent Grant
All-metal intelligent control motor
Patent number
12,180,808
Issue date
Dec 31, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
High-frequency composite impactor
Patent number
11,927,077
Issue date
Mar 12, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Integrated piling tool with continuous drilling and circulation pou...
Patent number
11,873,689
Issue date
Jan 16, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill string rotation controller for directional drilling
Patent number
11,834,928
Issue date
Dec 5, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fracking tool with electromagnetic intelligent control sliding sleeve
Patent number
11,828,149
Issue date
Nov 28, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole signal receiving and transmitting device
Patent number
11,788,407
Issue date
Oct 17, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mechanical automatic vertical drilling tool
Patent number
11,608,731
Issue date
Mar 21, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mechanical rotary steering drilling tool
Patent number
11,542,753
Issue date
Jan 3, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi-function drilling tool
Patent number
11,542,751
Issue date
Jan 3, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Split roller cone and PDC composite drill bit
Patent number
10,822,881
Issue date
Nov 3, 2020
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi-functional drilling experiment platform
Patent number
10,329,849
Issue date
Jun 25, 2019
SOUTHWEST PETROLEUM UNIVERSITY
Jialin Tian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Roller bit for rock breaking by rotary cutting
Patent number
9,828,806
Issue date
Nov 28, 2017
SICHUAN DEEP & FAST OIL DRILLING TOOLS CO., LTD
Liang Zhang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modular cutting-teeth drill bit with controllable drilling specific...
Patent number
9,562,398
Issue date
Feb 7, 2017
Sichuan Deep & Fast Oil Drilling Tools Co., Ltd
Liang Zhang
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
All-Metal Intelligent Control Motor
Publication number
20240337158
Publication date
Oct 10, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Jialin TIAN
E21 - EARTH DRILLING MINING
Information
Patent Application
ACTIVE ENERGY-ABSORBING SHOCK ABSORBER FOR PERFORATION COMBINED WEL...
Publication number
20240328288
Publication date
Oct 3, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Liangliang DING
E21 - EARTH DRILLING MINING
Information
Patent Application
High-Frequency Composite Impactor
Publication number
20240052705
Publication date
Feb 15, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Jialin TIAN
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Signal Receiving and Transmitting Device
Publication number
20220364462
Publication date
Nov 17, 2022
SOUTHWEST PETROLEUM UNIVERSITY
Jialin TIAN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Mechanical Rotary Steering Drilling Tool
Publication number
20220186563
Publication date
Jun 16, 2022
SOUTHWEST PETROLEUM UNIVERSITY
Jialin TIAN
E21 - EARTH DRILLING MINING
Information
Patent Application
Mechanical Automatic Vertical Drilling Tool
Publication number
20220186599
Publication date
Jun 16, 2022
SOUTHWEST PETROLEUM UNIVERSITY
Jialin TIAN
E21 - EARTH DRILLING MINING
Information
Patent Application
Multi-Function Drilling Tool
Publication number
20220186560
Publication date
Jun 16, 2022
SOUTHWEST PETROLEUM UNIVERSITY
Jialin TIAN
E21 - EARTH DRILLING MINING
Information
Patent Application
Integrated Piling Tool with Continuous Drilling and Circulation Pou...
Publication number
20220162919
Publication date
May 26, 2022
SouthWest Petroleum University
Jialin TIAN
E21 - EARTH DRILLING MINING
Information
Patent Application
Split Roller Cone and PDC Composite Drill Bit
Publication number
20190360274
Publication date
Nov 28, 2019
SOUTHWEST PETROLEUM UNIVERSITY
Jialin TIAN
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTI-FUNCTIONAL DRILLING EXPERIMENT PLATFORM
Publication number
20190078395
Publication date
Mar 14, 2019
SOUTHWEST PETROLEUM UNIVERSITY
Jialin TIAN
E21 - EARTH DRILLING MINING
Information
Patent Application
Roller bit for rock breaking by rotary cutting
Publication number
20140202773
Publication date
Jul 24, 2014
Liang Zhang
E21 - EARTH DRILLING MINING
Information
Patent Application
Modular cutting-teeth drill bit with controllable drilling specific...
Publication number
20130341100
Publication date
Dec 26, 2013
Liang Zhang
E21 - EARTH DRILLING MINING