Patents by Inventor Halder Arunansu

Halder Arunansu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Bainitic steel of high strength and high elongation and method to manufacture said bainitic steel
    Patent number: 11345983
    Abstract: The invention relates to a bainite steel consisting of the following elements in weight %: C: 0.25-0.55 Si: 0.5-1.8 Mn: 0.8-3.8 Cr: 0.2-2.0 Ti: 0.0-0.1 Cu: 0.0-1.2 V: 0.0-0.5 Nb: 0.0-0.06 Al: 0.0-2.75 N: <0.004 P: <0.025 S: <0.025 and a method for manufacturing a bainite steel strip that comprises the step of cooling the coiled strip of such composition to ambient temperature, during which the bainite transformation takes place.
    Type: Grant
    Filed: May 28, 2012
    Date of Patent: May 31, 2022
    Assignee: Tata Steel Limited
    Inventors: Das Sourav, Kundu Saurabh, Halder Arunansu
  • Bainitic Steel of High Strength and High Elongation and Method to Manufacture Said Bainitic Steel
    Publication number: 20140102600
    Abstract: The invention relates to a bainite steel consisting of the following elements in weight %: C: 0.25-0.55 Si: 0.5-1.8 Mn: 0.8-3.8 Cr: 0.2-2.0 Ti: 0.0-0.1 Cu: 0.0-1.2 V: 0.0-0.5 Nb: 0.0-0.06 Al: 0.0-2.75 N: <0.004 P: <0.025 S: <0.025 and a method for manufacturing a bainite steel strip that comprises the step of cooling the coiled strip of such composition to ambient temperature, during which the bainite transformation takes place.
    Type: Application
    Filed: May 28, 2012
    Publication date: April 17, 2014
    Applicant: TATA STEEL LIMITED
    Inventors: Das Sourav, Kundu Saurabh, Halder Arunansu