Patents by Inventor Darsh Wasan

Darsh Wasan 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).

  • Methods and systems for enhanced oil recovery employing nanofluids
    Patent number: 10781678
    Abstract: Methods and systems are provided for recovery of oil from a subterranean reservoir employing nanofluid injection at a controlled flow rate. The method comprises the step of injecting nanofluid through at least one well that traverses the subterranean reservoir and into the subterranean reservoir at a controlled flow rate. And, the system comprises: at least one well that traverses the subterranean reservoir; and injection means for injecting nanofluid through the well and into the subterranean reservoir at a controlled flow rate.
    Type: Grant
    Filed: January 4, 2017
    Date of Patent: September 22, 2020
    Assignees: SCHLUMBERGER TECHNOLOGY CORPORATION, ILLINOIS INSTITUTE OF TECHNOLOGY
    Inventors: Hua Zhang, Terizhandur S. Ramakrishnan, Alexander Nikolov, Darsh Wasan
  • METHODS AND SYSTEMS FOR ENHANCED OIL RECOVERY EMPLOYING NANOFLUIDS
    Publication number: 20190024487
    Abstract: Methods and systems are provided for recovery of oil from a subterranean reservoir employing nanofluid injection at a controlled flow rate. The method comprises the step of injecting nanofluid through at least one well that traverses the subterranean reservoir and into the subterranean reservoir at a controlled flow rate. And, the system comprises: at least one well that traverses the subterranean reservoir; and injection means for injecting nanofluid through the well and into the subterranean reservoir at a controlled flow rate.
    Type: Application
    Filed: January 4, 2017
    Publication date: January 24, 2019
    Inventors: Hua Zhang, Terizhandur S. Ramakrishnan, Alexander Nikolov, Darsh Wasan