Patents by Inventor Sivasambu Böhm

Sivasambu Böhm 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).

  • Method for manufacturing a steel sheet for a battery case and battery case made according the method
    Patent number: 10920314
    Abstract: A method for manufacturing a steel sheet or steel strip for a battery case including the steps of providing a Ni-plated steel sheet or strip, and applying a graphene based coating layer on the Ni-plated steel sheet or strip, wherein the graphene based coating layer is applied by chemical vapour deposition.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: February 16, 2021
    Assignee: TATA STEEL UK LIMITED
    Inventors: Sai Shivareddy, Sivasambu Böhm, Samson Patole, Digvijay Bhagwan Thakur, Dammes Hans Van Der Weijde
  • METHOD FOR MANUFACTURING A STEEL SHEET FOR A BATTERY CASE AND BATTERY CASE MADE ACCORDING THE METHOD
    Publication number: 20190024230
    Abstract: A method for manufacturing a steel sheet or steel strip for a battery case including the steps of providing a Ni-plated steel sheet or strip, and applying a graphene based coating layer on the Ni-plated steel sheet or strip, wherein the graphene based coating layer is applied by chemical vapour deposition.
    Type: Application
    Filed: March 2, 2017
    Publication date: January 24, 2019
    Applicant: TATA STEEL UK LIMITED
    Inventors: Sai SHIVAREDDY, Sivasambu BÖHM, Samson PATOLE, Digvijay Bhagwan THAKUR, Dammes Hans VAN DER WEIJDE
  • Graphene based anti-corrosion coatings
    Patent number: 10150874
    Abstract: A coated strip or sheet including: a steel strip or sheet, a zinc or zinc alloy coating on the steel strip or sheet, a coating system for inhibiting corrosion, and a top coat, wherein the coating system includes a corrosion inhibitive composition that includes graphene and graphene stacks including 2-20 layers of graphene and a coupling agent including an organofunctional siloxane coupled to graphene and the graphene stacks.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: December 11, 2018
    Assignee: TATA STEEL UK LIMITED
    Inventors: Henagama Liyanage Mallika Böhm, Sivasambu Böhm, Dammes Hans Van Der Weijde
  • Microwave curing of multi-layer coatings
    Patent number: 9636705
    Abstract: A method for providing a coated strip, which includes the steps of providing a metal or metal alloy strip, applying one or more coating layers on the metal or metal alloy strip and irradiating one or more of the applied coating layers with electromagnetic radiation, wherein one or more of the applied coating layers includes dielectric particles capable of absorbing microwave radiation and wherein microwave radiation is used to selectively heat one or more of the coating layers containing the dielectric particles to dry and/or cure and/or sinter the coating layer.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: May 2, 2017
    Assignee: TATA STEEL UK LIMITED
    Inventors: Sivasambu Böhm, Henagama Liyanage Mallika Böhm, Sreedhara Sarma
  • GRAPHENE BASED ANTI-CORROSION COATINGS
    Publication number: 20160312038
    Abstract: A coated strip or sheet comprising including: a steel strip or sheet, a zinc or zinc alloy coating on the steel strip or sheet, a coating system for inhibiting corrosion, and a top coat, wherein the coating system includes a corrosion inhibitive composition that includes graphene and graphene stacks including 2-20 layers of graphene and a coupling agent including an organofunctional siloxane coupled to graphene and the graphene stacks.
    Type: Application
    Filed: December 18, 2014
    Publication date: October 27, 2016
    Inventors: Henagama Liyanage Mallika BÖHM, Sivasambu BÖHM, Dammes Hans VAN DER WEIJDE
  • MICROWAVE CURING OF MULTI-LAYER COATINGS
    Publication number: 20150140723
    Abstract: A method for providing a coated strip, which includes the steps of providing a metal or metal alloy strip, applying one or more coating layers on the metal or metal alloy strip and irradiating one or more of the applied coating layers with electromagnetic radiation, wherein one or more of the applied coating layers includes dielectric particles capable of absorbing microwave radiation and wherein microwave radiation is used to selectively heat one or more of the coating layers containing the dielectric particles to dry and/or cure and/or sinter the coating layer.
    Type: Application
    Filed: July 3, 2013
    Publication date: May 21, 2015
    Inventors: Sivasambu Böhm, Henagame Lyanage Mallika Böhm, Sreedhara Sarma
  • COATED GRAIN ORIENTED STEEL
    Publication number: 20140272399
    Abstract: A method of producing a coated grain oriented steel strip, which includes the steps of: forming an insulating layer on the grain oriented steel strip; providing a chromium-free coating mixture that comprises a metal phosphate silica particles and an organosilane; applying the mixture on the insulating layer; and curing the mixture to form a chromium-free coating that provides tension to the grain oriented steel strip.
    Type: Application
    Filed: November 2, 2012
    Publication date: September 18, 2014
    Applicant: TATA STEEL UK LIMITED
    Inventors: Sivasambu Böhm, Henagama Liyanage Mallika Böhm, Sreedhara Sarma