Systems and methods for pipeline rehabilitation installation
AssigneeWpw, LLC
InventorsCorwin J. Bryant, John A. Cain, Ralph K. Cordonnier, James D. Keigley, Dan Cohen
Life of this patent
Estimating the term…
Loading patent…
AssigneeWpw, LLC
InventorsCorwin J. Bryant, John A. Cain, Ralph K. Cordonnier, James D. Keigley, Dan Cohen
Estimating the term…
Embodiments of methods for pipeline rehabilitation include deploying a tubular liner along an inside of a pipeline, deflating the tubular liner to form a trough, and injecting grout into the pipeline by injecting grout into the trough. Other embodiments include deploying a tubular liner along an inside of a pipeline, inserting a first swab into the front end of the pipeline, the first swab having a core hole, placing the tubular liner through the core hole, injecting grout into the pipeline between the tubular liner and the inside of the pipeline, and advancing a second swab through the tubular liner to distribute the grout between the tubular liner and the pipeline and to advance the first swab ahead of the second swab from the front end to the back end of the pipeline.
A method for pipeline rehabilitation, comprising:
A system for pipeline rehabilitation, the system comprising:
A system for rehabilitation of a pipeline, the system comprising:
Dependencies are inferred from the claim text.