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Amar K. De
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Munster, IN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Production of HIC-resistant pressure vessel grade plates using a lo...
Patent number
11,352,683
Issue date
Jun 7, 2022
AcelorMittal
Amar Kumar De
C21 - METALLURGY OF IRON
Information
Patent Grant
Ni—Al base material having optimized oxidation resistant at high te...
Patent number
11,060,169
Issue date
Jul 13, 2021
ArcelorMital
Tanya Ros Yanez
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Production of HIC-resistant pressure vessel grade plates using a lo...
Patent number
10,829,839
Issue date
Nov 10, 2020
Arcelormittal
Amar Kumar De
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
RAILROAD TANK CARS FORMED OF LOW-CARBON, HIGH TOUGHNESS, STEEL PLATES
Publication number
20220025496
Publication date
Jan 27, 2022
ARCELORMITTAL
Tanya ROS YANEZ
B61 - RAILWAYS
Information
Patent Application
PRODUCTION OF HIC-RESISTANT PRESSURE VESSEL GRADE PLATES USING A LO...
Publication number
20200377979
Publication date
Dec 3, 2020
ARCELORMITTAL
Amar Kumar De
C21 - METALLURGY OF IRON
Information
Patent Application
PRODUCTION OF HIC-RESISTANT PRESSURE VESSEL GRADE PLATES USING A LO...
Publication number
20160333447
Publication date
Nov 17, 2016
ARCELORMITTAL
Amar Kumar De
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PRODUCTION OF HIC-RESISTANT PRESSURE VESSEL GRADE PLATES USING A LO...
Publication number
20160230258
Publication date
Aug 11, 2016
Amar Kumar De
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Molybdenum-Free, High-Strength, Low-Alloy X80 Steel Plates Formed b...
Publication number
20120247605
Publication date
Oct 4, 2012
Amar K. De
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Low-Molybdenum, High-Strength Low-Alloy 80 ksi Steel Plates Formed...
Publication number
20120247606
Publication date
Oct 4, 2012
Amar K. De
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...