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Patents Grants
last 30 patents
Information
Patent Grant
Well cementation working solution prepared from red mud, slag and w...
Patent number
10,975,284
Issue date
Apr 13, 2021
SOUTHWEST PETROLEUM UNIVERSITY
Xiaowei Cheng
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for evaluating breakage strength of first and second cemente...
Patent number
10,876,945
Issue date
Dec 29, 2020
SOUTHWEST PETROLEUM UNIVERSITY
Xiaowei Cheng
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PREPARING PORTLAND CEMENT FEATURING EARLY STRENGTH, LOW...
Publication number
20240067566
Publication date
Feb 29, 2024
CHINA BUILDING MATERIALS ACADEMY CO., LTD
Kunyue ZHANG
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
METHOD FOR PREPARING LOW-BACKGROUND CEMENT
Publication number
20240018048
Publication date
Jan 18, 2024
CHINA BUILDING MATERIALS ACADEMY CO., LTD
Wen HUANG
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
METHOD FOR QUANTITATIVELY REGULATING CONTENT OF PERICLASE IN CEMENT
Publication number
20220411326
Publication date
Dec 29, 2022
China Building Materials Academy
Ma Zhongcheng
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
WELL CEMENTATION WORKING SOLUTION PREPARED FROM RED MUD, SLAG AND W...
Publication number
20200071594
Publication date
Mar 5, 2020
SOUTHWEST PETROLEUM UNIVERSITY
Xiaowei CHENG
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
METHOD FOR EVALUATING BREAKAGE STRENGTH OF FIRST AND SECOND CEMENTE...
Publication number
20200011777
Publication date
Jan 9, 2020
SOUTHWEST PETROLEUM UNIVERSITY
Xiaowei CHENG
G01 - MEASURING TESTING