Patents by Inventor Shyam Miglani

Shyam Miglani 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).

  • Refractory brick for steel ladles
    Patent number: 8030235
    Abstract: A magnesia-carbon brick comprised of about 50 to about 95% by weight magnesia and about 1 to about 20% by weight carbon, with or without metallic additions, such that the chemical analysis of the mixture of aggregates used in the brick will comprise, by chemical analysis, about 2 to about 15% SiO2, about 3 to about 50% Al2O3, and about 50 to about 95% MgO.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: October 4, 2011
    Assignee: North American Refractories Company
    Inventors: Shyam Miglani, H. David Prior, David J. Michael
  • REFRACTORY BRICK FOR STEEL LADLES
    Publication number: 20100160142
    Abstract: A magnesia-carbon brick comprised of about 50 to about 95% by weight magnesia and about 1 to about 20% by weight carbon, with or without metallic additions, such that the chemical analysis of the mixture of aggregates used in the brick will comprise, by chemical analysis, about 2 to about 15% SiO2, about 3 to about 50% Al2O3, and about 50 to about 95% MgO.
    Type: Application
    Filed: December 18, 2008
    Publication date: June 24, 2010
    Inventors: Shyam Miglani, H. David Prior, David J. Michael
  • Refractory lining for metallurgical vessel
    Patent number: 6787098
    Abstract: A lining for a bottom of a metallurgical vessel, comprising an impact pad having a plurality of close-packed, pre-formed, high-temperature, high-density refractory bricks, the pad having an upper impact surface, and a monolithic slab of a high-temperature refractory material encasing the pad, the slab encasing the pad wherein the upper surface of the impact pad is exposed.
    Type: Grant
    Filed: December 2, 2003
    Date of Patent: September 7, 2004
    Assignee: North American Refractories Co.
    Inventors: Donald E. Abrino, John Crooks, Ronald Barrett, Shyam Miglani
  • Refractory lining for metallurgical vessel
    Publication number: 20040108637
    Abstract: A lining for a bottom of a metallurgical vessel, comprising an impact pad having a plurality of close-packed, pre-formed, high-temperature, high-density refractory bricks, the pad having an upper impact surface, and a monolithic slab of a high-temperature refractory material encasing the pad, the slab encasing the pad wherein the upper surface of the impact pad is exposed.
    Type: Application
    Filed: December 2, 2003
    Publication date: June 10, 2004
    Applicant: North American Refractories Co.
    Inventors: Donald E. Abrino, John Crooks, Ronald Barrett, Shyam Miglani
  • Refractory lining for metallurgical vessel
    Patent number: 6673306
    Abstract: A lining for a bottom of a metallurgical vessel, comprising an impact pad having a plurality of close-packed, pre-formed, high-temperature, high-density refractory bricks, the pad having an upper impact surface, and a monolithic slab of a high-temperature refractory material encasing the pad, the slab encasing the pad wherein the upper surface of the impact pad is exposed.
    Type: Grant
    Filed: April 13, 2001
    Date of Patent: January 6, 2004
    Assignee: North American Refractories Co.
    Inventors: Donald E. Abrino, John Crooks, Ronald Barrett, Shyam Miglani
  • Refractory lining for metallurgical vessel
    Publication number: 20020153645
    Abstract: A lining for a bottom of a metallurgical vessel, comprising an impact pad having a plurality of close-packed, pre-formed, high-temperature, high-density refractory bricks, the pad having an upper impact surface, and a monolithic slab of a high-temperature refractory material encasing the pad, the slab encasing the pad wherein the upper surface of the impact pad is exposed.
    Type: Application
    Filed: April 13, 2001
    Publication date: October 24, 2002
    Applicant: North American Refractories Co.
    Inventors: Donald E. Abrino, John Crooks, Ronald Barrett, Shyam Miglani