Patents by Inventor Charles Earl Hammond

Charles Earl Hammond 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).

  • Polymers and emulsions for use in oil and/or gas wells
    Patent number: 10577531
    Abstract: Methods and compositions comprising an emulsion or a microemulsion and a polymer for use in an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives. In certain embodiments, the polymer comprises a copolymer comprising an acrylamide.
    Type: Grant
    Filed: September 17, 2015
    Date of Patent: March 3, 2020
    Assignee: Flotek Chemistry, LLC
    Inventors: John T. Pursley, Glenn S. Penny, Charles Earl Hammond, David Germack, Nicole Mast, Deepankar Biswas, Arun Kharghoria
  • Methods and compositions for use in oil and/or gas wells
    Patent number: 9884988
    Abstract: Methods and compositions comprising an emulsion or a microemulsion for use in various aspects of the life cycle of an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: February 6, 2018
    Assignee: Flotek Chemistry, LLC
    Inventors: Keith Ingram Dismuke, Randal M. Hill, Andrei Zelenev, James Silas, David Germack, Lakia M. Champagne, Charles Earl Hammond, John T. Pursley, Glenn S. Penny, Michael A. Bryan, Maria Elizabeth Green, Monica Smith-Gonzalez, Melinda Soeung, Hasnain Saboowala, Angus Fursdon-Welsh, Nathan L. Lett, Nicole Mast, Joby Hughes
  • POLYMERS AND EMULSIONS FOR USE IN OIL AND/OR GAS WELLS
    Publication number: 20160032172
    Abstract: Methods and compositions comprising an emulsion or a microemulsion and a polymer for use in an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives. In certain embodiments, the polymer comprises a copolymer comprising an acrylamide.
    Type: Application
    Filed: September 17, 2015
    Publication date: February 4, 2016
    Applicant: CESI Chemical, Inc.
    Inventors: John T. Pursley, Glenn S. Penny, Charles Earl Hammond, David Germack, Nicole Mast, Deepankar Biswas, Arun Kharghoria
  • SYSTEMS, METHODS, AND COMPOSITIONS COMPRISING AN EMULSION OR A MICROEMULSION AND CHLORINE DIOXIDE FOR USE IN OIL AND/OR GAS WELLS
    Publication number: 20150105302
    Abstract: The present invention generally provides systems, methods, and compositions comprising an emulsion or a microemulsion and chlorine dioxide for use in oil and/or gas wells. In some embodiments, the systems, methods, and/or compositions comprise reducing the viscosity a fluid comprising a polymer, wherein the fluid was utilized in the recovery of oil and/or gas from the oil and/or gas well.
    Type: Application
    Filed: October 8, 2014
    Publication date: April 16, 2015
    Applicant: CESI Chemical, Inc.
    Inventors: John T. Pursley, Glenn S. Penny, Charles Earl Hammond
  • METHODS AND COMPOSITIONS FOR USE IN OIL AND/OR GAS WELLS
    Publication number: 20140338911
    Abstract: Methods and compositions comprising an emulsion or a microemulsion for use in various aspects of the life cycle of an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises water, a solvent, and a surfactant, and optionally, one or more additives.
    Type: Application
    Filed: March 14, 2014
    Publication date: November 20, 2014
    Applicant: CESI Chemical Inc.
    Inventors: Keith Ingram Dismuke, Randal M. Hill, Andrei Zelenev, James Silas, David Germack, Lakia M. Champagne, Charles Earl Hammond, John T. Pursley, Glenn S. Penny, Michael A. Bryan, Maria Elizabeth Green, Monica Gonzalez-Roldan, Melinda Soeung, Hasnain Saboowala, Angus Fursdon-Welsh, Nathan L. Lett, Nicole Mast, Joby Hughes