Anchor tool
US8230914B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 24, 2008 |
| Grant date | Jul 31, 2012 |
| Priority date | — |
| Expiry date | Nov 1, 2028 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B23/04115
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An anchor tool for anchoring a downhole tool within a casing, a well, or any other downhole, hollow space. The tool has a longitudinal tool body with a center axis extending through the tool body in the center of the body, a first recess, a second recess, a third recess, and a fourth recess in the tool body; and a first anchor, a second anchor, a third anchor, and a fourth anchor. The first anchor is provided in the first recess, and so forth, and the anchors are outwards movable in the recesses for anchoring the tool. Each anchor provided in the recesses extends through the tool body transverse to and across the center axis and the anchors and the corresponding recesses are situated in the tool body for providing a symmetrical anchoring of the anchor tool.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.