Patents by Inventor Suresh Kodukula

Suresh Kodukula 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).

  • Low-nickel austenitic stainless steel
    Patent number: 9039961
    Abstract: The invention relates to a low-nickel austenitic stainless steel with high resistance to delayed cracking and the use of the steel. The steel contains in weight % 0.02-0.15% carbon, 7-15% manganese, 14-19% chromium, 0.1-4% nickel, 0.1-3% copper, 0.05-0.3% nitrogen, the balance of the steel being iron and inevitable impurities, and the chemical composition range in terms of the sum of carbon and nitrogen contents (C+N) and the measured Md3o-temperature is inside the area defined by the points ABCD which have the following values Point Md30° C. C+N % A?80 0.1 B+7 0.1 C?40 0.40 D?80 0.40.
    Type: Grant
    Filed: April 18, 2011
    Date of Patent: May 26, 2015
    Assignee: Outokumpu Oyj
    Inventors: Juho Talonen, Suresh Kodukula, Tero Taulavuori
  • LOW-NICKEL AUSTENITIC STAINLESS STEEL AND USE OF THE STEEL
    Publication number: 20130039802
    Abstract: The invention relates to a low-nickel austenitic stainless steel with high resistance to delayed cracking and the use of the steel. The steel contains in weight % 0.02-0.15% carbon, 7-15% manganese, 14-19% chromium, 0.1-4% nickel, 0.1-3% copper, 0.05-0.3% nitrogen, the balance of the steel being iron and inevitable impurities, and the chemical composition range in terms of the sum of carbon and nitrogen contents (C+N) and the measured Md3o-temperature is inside the area defined by the points ABCD which have the following values Point Md30° C. C+N % A?80 0.1 B+7 0.1 C?40 0.40 D?80 0.40.
    Type: Application
    Filed: April 18, 2011
    Publication date: February 14, 2013
    Applicant: OUTOKUMPU OYJ
    Inventors: Juho Talonen, Suresh Kodukula, Tero Taulavuori