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Shenyang, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Rare-earth microalloyed steel and control method
Patent number
11,655,512
Issue date
May 23, 2023
Institute of Metal Research Chinese Academy of Sciences
Dianzhong Li
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for controlling A-shaped segregation by purification of liqu...
Patent number
9,234,252
Issue date
Jan 12, 2016
Institute of Metal Research Chinese Academy of Sciences
Dianzhong Li
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
ULTRA-CLEAN RARE EARTH STEEL AND OCCLUDED FOREIGN SUBSTANCE MODIFIC...
Publication number
20230295780
Publication date
Sep 21, 2023
INSTITUTE OF METAL RESEARCH CHINESE ACADEMY OF SCIENCES
Dianzhong LI
C21 - METALLURGY OF IRON
Information
Patent Application
Rare-earth microalloyed steel and control method
Publication number
20220307097
Publication date
Sep 29, 2022
INSTITUTE OF METAL RESEARCH CHINESE ACADEMY OF SCIENCES
Dianzhong LI
C21 - METALLURGY OF IRON
Information
Patent Application
ULTRA-CLEAN RARE EARTH STEEL AND OCCLUDED FOREIGN SUBSTANCE MODIFIC...
Publication number
20220259707
Publication date
Aug 18, 2022
INSTITUTE OF METAL RESEARCH CHINESE ACADEMY OF SCIENCES
Dianzhong LI
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR CONTROLLING A-SHAPED SEGREGATION BY PURIFICATION OF LIQU...
Publication number
20140096648
Publication date
Apr 10, 2014
INSTITUTE OF METAL RESEARCH CHINESE ACADEMY OF SCIENCES
Dianzhong LI
C21 - METALLURGY OF IRON