Patents Assigned to NAUTONNIER HOLDING CORP
  • Resin plug for wellbore abandonment
    Patent number: 11066898
    Abstract: A resin plug for wellbore abandonment includes: an amount of a heavier resin and an amount of a light weight resin, the heavier resin configured to have a faster setting rate than the light weight resin. The resin plug creates a seal for wellbore abandonment by the heavier resin setting first followed by setting of the light weight resin thereafter. Any void formed during setting of the heavier resin is filled by the light weight resin before the light weight resin sets.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: July 20, 2021
    Assignee: NAUTONNIER HOLDING CORP.
    Inventors: Bernie Cabot, Mark Schumlick
  • Light and buoyant retrievable assembly—wellbore tool and method
    Patent number: 10718175
    Abstract: A wellbore self-retrievable tool for conveying and releasing a load in a well, such as for wellbore abandonment, wherein the load is a resin for producing a set resin plug. The tool comprises: a floatation device; a load carrier, such as a payload tube; and a load release mechanism, the floatation device being configured to render the tool buoyant in a wellbore liquid.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: July 21, 2020
    Assignee: NAUTONNIER HOLDING CORP
    Inventors: Bernie Cabot, David Cramer