Apparatus and method for aquiring information while drilling
US7311142B2 · kind B2 · utility
13Cited by
10References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2006 |
| Grant date | Dec 25, 2007 |
| Priority date | — |
| Expiry date | Sep 1, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B49/10
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A downhole tool positionable in a wellbore for penetrating a subterranean formation includes a housing having at least one protuberance extending therefrom. The protuberance has at least one centralizing section and a protective section. A probe is positioned in the protective section such that the horizontal cross-sectional area of the housing along the protective section is less than the horizontal cross-sectional area of the housing along the at least one centralizing section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.