Patents by Inventor Francisco Manuel MÁRQUEZ

Francisco Manuel MÁRQUEZ 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 determining oil concentration in water
    Patent number: 11460461
    Abstract: A molecular spectrophotometric method of high precision and accuracy for determining concentration of oil-derived hydrocarbons in water is described. The method allows to obtain direct measurements of oil mass concentration in a water sample and uses environmentally friendly solvents.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: October 4, 2022
    Assignee: YPF SOCIEDAD ANÓNIMA
    Inventor: Francisco Manuel Márquez
  • METHOD FOR DETERMINING OIL CONCENTRATION IN WATER
    Publication number: 20200378944
    Abstract: A molecular spectrophotometric method of high precision and accuracy for determining concentration of oil-derived hydrocarbons in water is described. The method allows to obtain direct measurements of oil mass concentration in a water sample and uses environmentally friendly solvents.
    Type: Application
    Filed: April 17, 2020
    Publication date: December 3, 2020
    Inventor: Francisco Manuel MÁRQUEZ