Production logging spinner cleaning
US12320683B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2022 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | Jul 12, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB08B2203/007
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A production logging tool includes a housing having a first end configured to connect to a well string disposed in a wellbore, a flowmeter assembly supported by the housing and including a spinner exposed to fluid in the wellbore, and a cleaning assembly connected to the housing and including a fluid nozzle directed at the spinner. The spinner rotates about a central rotational axis of the spinner, and the fluid nozzle direct a flow of cleaning fluid at the spinner. The cleaning assembly can include a fluid pump fluidly connected to the fluid nozzle to drive the flow of cleaning fluid to the fluid nozzle, and a controllable fluid valve between the fluid pump and the fluid nozzle to control the flow of cleaning fluid to the fluid nozzle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.