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Patents Grants
last 30 patents
Information
Patent Grant
Method for processing voice signals and terminal thereof
Patent number
11,688,389
Issue date
Jun 27, 2023
Beijing Dajia Internet Information Technology Co., Ltd.
Xiaobo Zhang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Modeling method and method for diagnosing lost circulation
Patent number
11,360,235
Issue date
Jun 14, 2022
China University of Petroleum (Beijing)
Yunhu Lu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus for physical simulation experiment for fracturing in hori...
Patent number
10,550,688
Issue date
Feb 4, 2020
China University of Petroleum—Beijing
Bing Hou
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PROCESSING VOICE SIGNALS AND TERMINAL THEREOF
Publication number
20210065687
Publication date
Mar 4, 2021
Beijing Dajia Internet Information Technology Co., Ltd.
Xiaobo ZHANG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MODELING METHOD AND METHOD FOR DIAGNOSING LOST CIRCULATION
Publication number
20200191994
Publication date
Jun 18, 2020
CHINA UNIVERSITY OF PETROLEUM (BEIJING)
Yunhu LU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
APPARATUS FOR PHYSICAL SIMULATION EXPERIMENT FOR FRACTURING IN HORI...
Publication number
20190055838
Publication date
Feb 21, 2019
CHINA UNIVERSITY OF PETROLEUM-BEIJING
Bing HOU
E21 - EARTH DRILLING MINING