Patents by Inventor Eva RAMOS

Eva RAMOS 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).

  • Polyamide resins for coating of sand or ceramic proppants used in hydraulic fracturing
    Patent number: 10611954
    Abstract: A proppant includes coating of a polyamide resin. The proppants may be used in subterranean well formations and hydraulic fracturing operations.
    Type: Grant
    Filed: January 5, 2016
    Date of Patent: April 7, 2020
    Assignee: LAWTER INC.
    Inventors: Eva Ramos, John Schneider
  • BIORENEWABLE RESIN COMPOSITION FOR WELL TREATMENT
    Publication number: 20190390106
    Abstract: A proppant includes coating of a lignin containing phenolic resin. The proppants may be used in subterranean well formations and hydraulic fracturing operations.
    Type: Application
    Filed: January 23, 2018
    Publication date: December 26, 2019
    Inventor: Eva RAMOS
  • POLYAMIDE RESINS FOR COATING OF SAND OR CERAMIC PROPPANTS USED IN HYDRAULIC FRACTURING
    Publication number: 20180265771
    Abstract: A proppant includes coating of a polyamide resin. The proppants may be used in subterranean well formations and hydraulic fracturing operations.
    Type: Application
    Filed: January 5, 2016
    Publication date: September 20, 2018
    Applicant: Lawter, Inc.
    Inventors: Eva RAMOS, John SCHNEIDER