Method for setting a packer in a well bore, and a packer
US6513601B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2001 |
| Grant date | Feb 4, 2003 |
| Priority date | — |
| Expiry date | Jul 27, 2021 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/1277
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The invention relates to a method for setting a packer (7) in a well bore (1), wherein a production tubing (4) with a packer (7) is located in the well bore (1). Abrading means (11) of the packer (7) is radially expanded and rotated, for rounding the well bore wall (10), and packing means (9) are radially expanded against the rounded well bore wall (10). The invention also relates to a packer (7) to be included in a production tubing (4) in a well bore (1), comprising radially expandable and rotatable abrading means (11) for rounding the well bore wall (10), and radially expandable packing means (9), for sealing between the packer (7) and the rounded well bore wall (10).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.