Patents by Inventor Amro Othman

Amro Othman 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 and compositions for stimulating subterranean formations
    Patent number: 12545831
    Abstract: A composition for use in well stimulation operations, the composition comprising a saline fluid, the saline fluid comprising between 50,000 ppm and 70,000 ppm total dissolved solids; a polymer, the polymer operable to react with a crosslinker to increase a viscosity of the saline fluid; a zirconium-containing crosslinker, the zirconium-containing crosslinker operable to react with the polymer, and a chelating agent, the chelating agent comprises diethylenetriaminepentaacetic acid (DTPA), wherein the DTPA is present in an amount between 0.1 wt. % and 0.4 wt. %.
    Type: Grant
    Filed: June 5, 2024
    Date of Patent: February 10, 2026
    Assignees: Saudi Arabian Oil Company, King Fahd University of Petroleum & Minerals
    Inventors: Rajendra Arunkumar Kalgaonkar, Amro Othman, Murtada Saleh Aljawad, Muhammed Shahzad Kamal, Mohamed Mahmoud, Qasim Sahu
  • Compositions for enhancing viscosity of subterranean fluids utilizing chelating agents
    Patent number: 12540271
    Abstract: A composition for use in well stimulation operations, the composition comprising a saline fluid, the saline fluid comprising between 50,000 ppm and 70,000 ppm; a polymer, the polymer operable to react with a crosslinker to increase a viscosity of the saline fluid; a zirconium crosslinker, the zirconium crosslinker operable to react with the polymer; and a chelating agent, the chelating agent comprises L-glutamic acid N, N diacetic acid (GLDA), wherein the GLDA is present in an amount between 1 wt % and 8 w t %.
    Type: Grant
    Filed: June 5, 2024
    Date of Patent: February 3, 2026
    Assignees: Saudi Arabian Oil Company, King Fahd University of Petroleum & Minerals
    Inventors: Rajendra Arunkumar Kalgaonkar, Amro Othman, Muhammed Shahzad Kamal, Mohamed Mahmoud, Murtada Saleh Aljawad, Qasim Sahu
  • COMPOSITIONS FOR ENHANCING VISCOSITY OF SUBTERRANEAN FLUIDS UTILIZING CHELATING AGENTS
    Publication number: 20250376618
    Abstract: A composition for use in well stimulation operations, the composition comprising a saline fluid, the saline fluid comprising between 50,000 ppm and 70,000 ppm; a polymer, the polymer operable to react with a crosslinker to increase a viscosity of the saline fluid; a zirconium crosslinker, the zirconium crosslinker operable to react with the polymer; and a chelating agent, the chelating agent comprises L-glutamic acid N, N diacetic acid (GLDA), wherein the GLDA is present in an amount between 1 wt % and 8 wt %.
    Type: Application
    Filed: June 5, 2024
    Publication date: December 11, 2025
    Inventors: Rajendra Arunkumar Kalgaonkar, Amro Othman, Muhammed Shahzad Kamal, Mohamed Mahmoud, Murtada Saleh Aljawad, Qasim Sahu
  • METHOD AND COMPOSITIONS FOR STIMULATING SUBTERRANEAN FORMATIONS
    Publication number: 20250376617
    Abstract: A composition for use in well stimulation operations, the composition comprising a saline fluid, the saline fluid comprising between 50,000 ppm and 70,000 ppm total dissolved solids; a polymer, the polymer operable to react with a crosslinker to increase a viscosity of the saline fluid; a zirconium-containing crosslinker, the zirconium-containing crosslinker operable to react with the polymer, and a chelating agent, the chelating agent comprises diethylenetriaminepentaacetic acid (DTPA), wherein the DTPA is present in an amount between 0.1 wt. % and 0.4 wt. %.
    Type: Application
    Filed: June 5, 2024
    Publication date: December 11, 2025
    Inventors: Rajendra Arunkumar Kalgaonkar, Amro Othman, Murtada Saleh Aljawad, Muhammed Shahzad Kamal, Mohamed Mahmoud, Qasim Sahu
  • METHOD AND COMPOSITIONS FOR DRAG REDUCER IN DOWNHOLE APPLICATIONS
    Publication number: 20250376616
    Abstract: A composition for use in well stimulation operations, the composition comprising a saline fluid, the saline fluid comprising between 50,000 ppm and 70,000 ppm; a polymer, the polymer operable to hydrate in the saline fluid such that it increases the viscosity of the saline fluid react with a chelating agent, the chelating agent comprises L-glutamic acid N, N diacetic acid (GLDA), wherein the GLDA is present in an amount between 1 wt % and 20 wt %.
    Type: Application
    Filed: June 5, 2024
    Publication date: December 11, 2025
    Inventors: Rajendra Arunkumar Kalgaonkar, Amro Othman, Mohamed Mahmoud, Murtada Saleh Aljawad, Muhammed Shahzad Kamal, Qasim Sahu