Rongjie Song

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Martensitic steels with 1700 to 2200 MPa tensile strength
- Patent number 11,319,620
- Issue date May 3, 2022
- Arcelormittal
- Rongjie Song
- C21 - METALLURGY OF IRON
Information Patent Grant
Martensitic steel with delayed fracture resistance and manufacturin...
- Patent number 10,196,705
- Issue date Feb 5, 2019
- Arcelormittal
- Rongjie Song
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
MARTENSITIC STEELS WITH 1700 TO 2200 MPA TENSILE STRENGTH
- Publication number 20220220596
- Publication date Jul 14, 2022
- ARCELORMITTAL
- Rongjie Song
- C21 - METALLURGY OF IRON
Information Patent Application
MARTENSITIC STEELS WITH 1700 TO 2200 MPA TENSILE STRENGTH
- Publication number 20200140980
- Publication date May 7, 2020
- ArcelorMittal
- Rongjie Song
- C21 - METALLURGY OF IRON
Information Patent Application
MARTENSITIC STEEL WITH DELAYED FRACTURE RESISTANCE AND MANUFACTURIN...
- Publication number 20160304981
- Publication date Oct 20, 2016
- ARCELORMITTAL
- Rongjie SONG
- C21 - METALLURGY OF IRON
Information Patent Application
MARTENSITIC STEELS WITH 1700-2200 MPA TENSILE STRENGTH
- Publication number 20150267281
- Publication date Sep 24, 2015
- Rongjie Song
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
MARTENSITIC STEELS WITH 1700 TO 2200 MPA TENSILE STRENGTH
- Publication number 20150023835
- Publication date Jan 22, 2015
- ARCELORMITTAL INVESTIGACION Y DESARROLLO, S.L.
- Rongjie Song
- C21 - METALLURGY OF IRON