Patents by Inventor Daria Khvostichenko

Daria Khvostichenko 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).

  • FIELD OPERATIONS FRAMEWORK
    Publication number: 20250013936
    Abstract: A method can include receiving remarks associated with one or more field operations; processing the remarks for event detection using a dependency matcher and a machine learning model, where, responsive to the dependency matcher failing to detect an event, the processing implements the machine learning model to detect the event; and outputting at least the detected event.
    Type: Application
    Filed: November 21, 2022
    Publication date: January 9, 2025
    Inventors: Zheng Zhang, Tianjun Hou, Daria Khvostichenko, Josselin Kherroubi
  • Additive to improve cold temperature properties in oil-based fluids
    Patent number: 11708519
    Abstract: An additive composition for improving one or more cold temperature properties in oil-based fluids is provided. One additive composition may include a first additive component selected from at least one alcohol ethoxylate, at least one amine ethoxylate, at least one ethylene oxide/propylene oxide copolymer, or a combination thereof, wherein the first additive component has an HLB ranging from about 4 to about 10. The additive composition may also include a second additive component selected from at least one alcohol, propylene glycol, at least one alcohol ethoxylate, or a combination thereof, wherein the second additive component has a total number of carbons from about 2 to about 30 carbons and a degree of ethoxylation is from zero to about 10.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: July 25, 2023
    Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Dimitri Khramov, Lynn Foster, Daria Khvostichenko
  • ADDITIVE TO IMPROVE COLD TEMPERATURE PROPERTIES IN OIL-BASED FLUIDS
    Publication number: 20190382641
    Abstract: An additive composition for improving one or more cold temperature properties in oil-based fluids is provided. One additive composition may include a first additive component selected from at least one alcohol ethoxylate, at least one amine ethoxylate, at least one ethylene oxide/propylene oxide copolymer, or a combination thereof, wherein the first additive component has an HLB ranging from about 4 to about 10. The additive composition may also include a second additive component selected from at least one alcohol, propylene glycol, at least one alcohol ethoxylate, or a combination thereof, wherein the second additive component has a total number of carbons from about 2 to about 30 carbons and a degree of ethoxylation is from zero to about 10.
    Type: Application
    Filed: August 30, 2019
    Publication date: December 19, 2019
    Inventors: Stephen Cliffe, Steven Young, Chemsseddine Bouguetta, Dimitri Khramov, Reda Karoum, Lynn Foster, Daria Khvostichenko, Damian Vickers