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Patents Grants
last 30 patents
Information
Patent Grant
Mechanics calculation method of drill bit tooth considering rock dy...
Patent number
11,657,193
Issue date
May 23, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Guangjian Dong
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Systems and methods for determining in-situ stresses based on ortho...
Patent number
11,106,843
Issue date
Aug 31, 2021
SOUTHWEST PETROLEUM UNIVERSITY
Tianshou Ma
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Physical simulation and calibration device and method for formation...
Patent number
11,067,492
Issue date
Jul 20, 2021
Southwest Petroleum University
Tianshou Ma
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
MECHANICS CALCULATION METHOD OF DRILL BIT TOOTH CONSIDERING ROCK DY...
Publication number
20220374560
Publication date
Nov 24, 2022
SOUTHWEST PETROLEUM UNIVERSITY
Guangjian Dong
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DRILL BIT DESIGN METHOD BASED ON ROCK CRUSHING PRINCIPLE WITH LOCAL...
Publication number
20220374561
Publication date
Nov 24, 2022
SOUTHWEST PETROLEUM UNIVERSITY
Guangjian Dong
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEMS AND METHODS FOR DETERMINING IN-SITU STRESSES BASED ON ORTHO...
Publication number
20210173976
Publication date
Jun 10, 2021
SOUTHWEST PETROLEUM UNIVERSITY
Tianshou MA
G01 - MEASURING TESTING
Information
Patent Application
PHYSICAL SIMULATION AND CALIBRATION DEVICE AND METHOD FOR FORMATION...
Publication number
20200300746
Publication date
Sep 24, 2020
SouthWest Petroleum University
Tianshou MA
E21 - EARTH DRILLING MINING