Patents by Inventor Carlos A. Carrillo

Carlos A. Carrillo 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).

  • Additive of cellulose nanofibrils or nanocrystals and a second polymer
    Patent number: 10781138
    Abstract: A wellbore treatment fluid comprising: a base fluid; and an additive comprising: a first polymer bundle selected from the group consisting of cellulose nanofibrils, cellulose nanocrystals, and combinations thereof; and a second polymer, wherein the second polymer attaches to the first polymer bundle by a non-covalent mechanism. A method of treating a portion of a wellbore comprising: introducing the treatment fluid into the wellbore.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: September 22, 2020
    Assignee: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Lee J. Hall, Jay P. Deville, Orlando J. Rojas, Carlos A. Carrillo, Carlos L. Salas
  • Additive of chemically-modified cellulose nanofibrils or cellulose nanocrystals
    Patent number: 10294403
    Abstract: A wellbore treatment fluid comprising: a base fluid; and additive comprising a first polymer bundle selected from the group consisting of cellulose nanofibrils, cellulose nanocrystals, and combinations thereof, wherein one or more functional groups of the first polymer are chemically modified A method of treating a portion of a wellbore comprising: introducing the treatment fluid into the wellbore.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: May 21, 2019
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Lee J. Hall, Jay P. Deville, Orlando J. Rojas, Carlos A. Carrillo, Carlos L. Salas
  • ADDITIVE OF CELLULOSE NANOFIBRILS OR NANOCRYSTALS AND A SECOND POLYMER
    Publication number: 20170341979
    Abstract: A wellbore treatment fluid comprising: a base fluid; and an additive comprising: a first polymer bundle selected from the group consisting of cellulose nanofibrils, cellulose nanocrystals, and combinations thereof; and a second polymer, wherein the second polymer attaches to the first polymer bundle by a non-covalent mechanism. A method of treating a portion of a wellbore comprising: introducing the treatment fluid into the wellbore.
    Type: Application
    Filed: December 19, 2014
    Publication date: November 30, 2017
    Inventors: Lee J. HALL, Jay P. DEVILLE, Orlando J. ROJAS, Carlos A. CARRILLO, Carlos L. SALAS
  • ADDITIVE OF CHEMICALLY-MODIFIED CELLULOSE NANOFIBRILS OR CELLULOSE NANOCRYSTALS
    Publication number: 20170253786
    Abstract: A wellbore treatment fluid comprising: a base fluid; and additive comprising a first polymer bundle selected from the group consisting of cellulose nanofibrils, cellulose nanocrystals, and combinations thereof, wherein one or more functional groups of the first polymer are chemically modified A method of treating a portion of a wellbore comprising: introducing the treatment fluid into the wellbore.
    Type: Application
    Filed: December 19, 2014
    Publication date: September 7, 2017
    Inventors: Lee J. Hall, Jay P. Deville, Orlando J. Rojas, Carlos A. Carrillo, Carlos L. Salas