Patents Assigned to LignoSol IP Limited
  • Lignin-based fracturing fluids and related methods
    Patent number: 12275894
    Abstract: Fracturing or fracking fluids for fracturing a subterranean reservoir for hydrocarbon recovery and related methods are described. The fluid comprises lignin, in particular technical lignin, and at least one strain of bacteria capable of biosurfactant production and/or a biosurfactant produced by at least one such isolated strain of bacteria. Also described is a fracturing method for recovering hydrocarbons from a subterranean formation.
    Type: Grant
    Filed: April 5, 2022
    Date of Patent: April 15, 2025
    Assignee: LignoSol IP Limited
    Inventors: Desmond Alexander Somerville, Patrick Dieter Waibel
  • Lignin-based fracturing fluids and related methods
    Patent number: 12247164
    Abstract: Fracturing or fracking fluids for fracturing a subterranean reservoir for hydrocarbon recovery and related methods are described. The fluid comprises lignin, in particular technical lignin, and at least one strain of bacteria capable of biosurfactant production and/or a biosurfactant produced by at least one such isolated strain of bacteria. Also described is a fracturing method for recovering hydrocarbons from a subterranean formation.
    Type: Grant
    Filed: April 5, 2022
    Date of Patent: March 11, 2025
    Assignee: LignoSol IP Limited
    Inventors: Desmond Alexander Somerville, Patrick Dieter Waibel