Deploying a liner in a wellbore
US11346188B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2018 |
| Grant date | May 31, 2022 |
| Priority date | — |
| Expiry date | Sep 18, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/138
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A downhole liner delivery tool includes a housing configured to couple to a tubular work string. The housing includes an interior volume. The tool also includes a liner store enclosed within the interior volume. The liner store is configured to enclose at least a portion of a wellbore liner that includes a flexible membrane. The flexible membrane includes an imbedded epoxy. The tool also includes a hydraulic circulation system arranged in at least a portion of the interior volume and configured to circulate a fluid to expand the wellbore liner from the liner store to an exterior of the housing to contactingly engage a wellbore wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.