Patents by Inventor Sherif Sharkass

Sherif Sharkass 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).

  • Chelant based system and polylactide resin for acid diversion
    Patent number: 9022112
    Abstract: Compositions and methods for treating a subterranean formation including forming a fluid comprising chelant and polylactide resin fiber; and introducing the fluid to a subterranean formation, wherein the temperature of the formation is about 300° F. or warmer. Compositions and methods for treating a subterranean formation including forming a fluid comprising viscoelastic surfactant, trisodium hydroxyethylethylenediamine-triacetate and polylactide resin fiber; and introducing the fluid to a subterranean formation, wherein the temperature of the formation is about 300° F. or warmer.
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: May 5, 2015
    Assignee: Schlumberger Technology Corporation
    Inventors: Hassan Chaabouni, Sherif Sharkass, Olubiyi Olaoye, David Sobernheim
  • CHELANT BASED SYSTEM AND POLYLACTIDE RESIN FOR ACID DIVERSION
    Publication number: 20110284222
    Abstract: Compositions and methods for treating a subterranean formation including forming a fluid comprising chelant and polylactide resin fiber; and introducing the fluid to a subterranean formation, wherein the temperature of the formation is about 300° F. or warmer. Compositions and methods for treating a subterranean formation including forming a fluid comprising viscoelastic surfactant, trisodium hydroxyethylethylenediamine-triacetate and polylactide resin fiber; and introducing the fluid to a subterranean formation, wherein the temperature of the formation is about 300° F. or warmer.
    Type: Application
    Filed: May 19, 2011
    Publication date: November 24, 2011
    Inventors: Hassan Chaabouni, Sherif Sharkass, Olubiyi Olaoye, David Sobernheim