Patents by Inventor Norma Leticia Garza Gonzalez

Norma Leticia Garza Gonzalez 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 producing a clinker for hydraulic cement with low COemission and high resistance
    Patent number: 8715411
    Abstract: A method for producing a clinker for cement, comprising grinding a raw flour comprising, especially, Al2O3, Fe2O3 and SO3 in contents such that the formula for calculating SO3 content of=0.261×Al2O3?0.638×Fe2O3+k, where 2.5<k<3.5, then by sintering flour in an overn wherein the temperature is between 1250° C. and 1350° C. and oxygen content is between 2.5% and 10% by volume.
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: May 6, 2014
    Assignee: Cemex Research Group AG
    Inventors: Juan Carlos Martinez, Norma Leticia Garza Gonzalez, Karla Serrano Gonzalez, Homero Ramirez Tovias
  • METHOD FOR PRODUCING A CLINKER FOR HYDRAULIC CEMENT WITH LOW CO2 EMISSION AND HIGH RESISTANCE
    Publication number: 20130152825
    Abstract: A method for producing a clinker for cement, comprising grinding a raw flour comprising, especially, Al2O3, Fe2O3 and SO3 in contents such that the formula for calculating SO3 content of=0.261×Al2O3?0.638×Fe2O3+k, where 2.5<k<3.5, then by sintering flour in an overn wherein the temperature is between 1250° C. and 1350° C. and oxygen content is between 2.5% and 10% by volume.
    Type: Application
    Filed: June 17, 2011
    Publication date: June 20, 2013
    Applicant: CEMEX RESEARCH GROUP AG
    Inventors: Homero Ramirez Tovias, Juan Carlos Martinez, Norma Leticia Garza Gonzalez, Karla Serrano Gonzalez