Downhole test tool and method of use
US11078754B2 · kind B2 · utility
1Cited by
10References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2017 |
| Grant date | Aug 3, 2021 |
| Priority date | — |
| Expiry date | Dec 8, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A well bore integrity test tool (10) and method of pressure integrity testing a well bore by performing positive and negative pressure tests in a well bore in multiple locations in the well and on the same trip as other operations in the well bore. The tool includes a resettable anchor mechanism (20) and a tension set packer assembly (22). An embodiment of performing a dress-off, integrity testing, casing cutting and pulling in a single trip for well abandonment is described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.