Automatic triggering and conducting of sweeps
US10100614B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 22, 2016 |
| Grant date | Oct 16, 2018 |
| Priority date | — |
| Expiry date | Oct 25, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B21/08
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Methods and systems for automatically performing a sweep operation in a borehole penetrating an earth formation including conveying a drillstring through a borehole, the drillstring having one or more sensors located thereon, determining that a sweep operation should be performed based on information obtained from the one or more sensors, determining characteristics of a pill to be used for a sweep operation based on information obtained from the one or more sensors, preparing a pill in accordance with the determined characteristics, deploying the pill into the drillstring and conveying the pill through the drillstring, and monitoring the sweep operation while the pill is within the drillstring and verifying the sweep operation. At least one of the determination that a sweep operation should be performed, the determination of the pill characteristics, or the preparation of the pill is performed automatically.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.