Method and apparatus for reworking wells
US5111884A · kind A · utility
1Cited by
9References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 1991 |
| Grant date | May 12, 1992 |
| Priority date | — |
| Expiry date | Jul 10, 2011 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An improved method and apparatus for completing wells having corroded or leaking casing which are used as production and/or injection wells. The apparatus comprises a packer, an adapter assembly, and a stinger assembly installed in the well along with associated tubing strings to provide a new completion and production or injection string in the well.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.