Patents by Inventor Wojciech J. Jakubowski

Wojciech J. Jakubowski 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).

  • Hydrate inhibitors
    Patent number: 11780940
    Abstract: An N-vinyl amide polymer is disclosed. The N-vinyl amide polymer is a reaction product of: a monomer component comprising an N-vinyl amide; and a chain transfer agent of the formula: wherein each occurrence of R1 is independently a C1-20 alkylene, a C1-20 heteroalkylene, a C3-20 cycloalkylene, a C3-20 heterocycloalkylene, a C6-20 arylene, or a combination thereof, and R1 is substituted or unsubstituted; R2 is a divalent or multivalent organic group having 2 to 40 carbon atoms; and n is at least 2.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: October 10, 2023
    Assignee: BAKER HUGHES OILFIELD OPERATIONS LLC
    Inventors: Kui Xu, Vaithilingam Panchalingam, Wojciech J. Jakubowski, Szymon Jankowski, Jonathan Raymond Stewart-Ayala, Steven Jackson, Christina Sanders
  • RADICAL POLYMERIZATION IN SEALED CONTAINERS
    Publication number: 20230303733
    Abstract: A process of manufacturing a polymer product includes continuously forming a temporary container; introducing an unsaturated monomer component and a radical polymerization component into the temporary container; sealing the temporary container to form a sealed temporary container; and allowing the unsaturated monomer component to polymerize in the sealed temporary container to form the polymer product via a radical polymerization reaction.
    Type: Application
    Filed: December 18, 2020
    Publication date: September 28, 2023
    Applicant: Baker Hughes Oilfield Operations LLC
    Inventors: Jian Zou, Wojciech J. Jakubowski
  • HYDRATE INHIBITORS
    Publication number: 20210403618
    Abstract: An N-vinyl amide polymer is disclosed. The N-vinyl amide polymer is a reaction product of: a monomer component comprising an N-vinyl amide; and a chain transfer agent of the formula: wherein each occurrence of R1 is independently a C1-20 alkylene, a C1-20 heteroalkylene, a C3-20 cycloalkylene, a C3-20 heterocycloalkylene, a C6-20 arylene, or a combination thereof, and R1 is substituted or unsubstituted; R2 is a divalent or multivalent organic group having 2 to 40 carbon atoms; and n is at least 2.
    Type: Application
    Filed: June 29, 2020
    Publication date: December 30, 2021
    Applicant: Baker Hughes Oilfield Operations LLC
    Inventors: Kui Xu, Vaithilingam Panchalingam, Wojciech J. Jakubowski, Szymon Jankowski, Jonathan Raymond Stewart-Ayala, Steven Jackson, Christina Sanders