Numerical control unit for wellbore drilling
US6101444A · kind A · utility
18Cited by
6References
26Claims
0Family size
Inventor
Key dates
| Filing date | Aug 21, 1998 |
| Grant date | Aug 8, 2000 |
| Priority date | — |
| Expiry date | Aug 21, 2018 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B44/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A numerical control unit and method is provided for determining a change in a positional setting in a downhole tool used to drill a wellbore, the numerical control unit comprising a plurality of rules in an IF . . . THEN format based on the current position of the wellbore and a preferred position of the wellbore.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.