Patents by Inventor Saul Aviña Vielma

Saul Aviña Vielma 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 decoloring sulfuric acid
    Patent number: 7273599
    Abstract: A method for decoloring sulfuric acid containing organic reatives by which it is possible to obtain a crystalline sulfuric acid having a color index of less that 30 APHA unities, by adding controlled amounts of potassium chlorate and hydrogen peroxide in a controlled environment.
    Type: Grant
    Filed: April 21, 2006
    Date of Patent: September 25, 2007
    Assignee: Servicios Industriales Penoles S.A. de C.V.
    Inventors: José Antonio Macias Horta, Mauro Medina Herrera, Saul Aviña Vielma, Jesús Ariel Gonzalez Ramirez
  • Method for decoloring sulfuric acid
    Publication number: 20060280674
    Abstract: A method for decoloring sulfuric acid containing organic reatcives by which it is possible to obtain a crystalline sulfuric acid having a color index of less that 30 APHA unities, by adding controlled amounts of potassium chloride and hydrogen peroxide in a controlled environment.
    Type: Application
    Filed: April 21, 2006
    Publication date: December 14, 2006
    Inventors: Jose Macias Horta, Mauro Medina Herrera, Saul Avina Vielma, Jesus Gonzales Ramirez