This inventor holds 4 USPTO granted patents, plus 1 CIPO patent. Top assignee: Saudi Arabian Oil Company. Active years: 2018-2023.
Location History:
- Katy, TX (US) (2018 - 2019)
- Dhahran, SA (2023)
Company Filing History:
Years Active: 2018-2023
Title: Subhash Ayirala: Innovator in CO2 Gas Injection Processes
Introduction
Subhash Ayirala is a notable inventor based in Katy, TX (US), recognized for his contributions to the field of CO2 gas injection processes. He holds 4 patents that focus on improving the efficiency of oil recovery methods. His innovative approaches have the potential to significantly enhance oil production rates while addressing environmental concerns.
Latest Patents
One of his latest patents is a methodology to improve the efficiency of gravity drainage CO2 gas injection processes. This method involves injecting a slug near an underground reservoir, which contains a polymer component and an inorganic metal ion type crosslinking agent. These components work together to form an in situ weak gel that blocks high permeability channels in the pay zone of the reservoir. Additionally, CO2 gas is continuously injected at the top of the pay zone to create a gas cap that advances towards a producing well, ensuring a uniform sweep of the gas cap.
Another significant patent by Ayirala is a methodology to increase oil production rates in gravity drainage CO2 gas injection processes. This method introduces a foaming surfactant solution and a foaming gas into the upper portion of a reservoir, resulting in the formation of barrier foam bubbles. Subsequently, supercritical carbon dioxide is introduced to create a CO2 cap above the foam barrier, facilitating the recovery of hydrocarbons from the lower portion of the reservoir.
Career Highlights
Subhash Ayirala is currently employed at the Saudi Arabian Oil Company, where he applies his expertise in innovative oil recovery techniques. His work is instrumental in advancing the company's efforts to enhance oil production while minimizing environmental impact.
Collaborations
Ayirala collaborates with esteemed colleagues, including Ali Abdallah Al-Yousef and Zuhair AlYousef, to further develop and refine his innovative methodologies.
Conclusion
Subhash Ayirala's contributions to CO2 gas injection processes exemplify the intersection of innovation and environmental responsibility in the oil industry. His patents reflect a commitment to improving efficiency and sustainability in hydrocarbon recovery.