Drilling system, biasing mechanism and method for directionally drilling a borehole
US10301877B2 · kind B2 · utility
6Cited by
51References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2016 |
| Grant date | May 28, 2019 |
| Priority date | — |
| Expiry date | Dec 13, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B47/0228
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for directionally drilling a portion of a borehole, comprising utilizing a drilling system associated with a drill string and a drill bit; rotating the drill string and placing an axial load on the drill string causing the drill string to move into compression; and stopping rotation of the drill string and with the drill string in compression, drilling a portion of the portion of the borehole while actively managing a toolface angle of the drill bit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.