Back to results
US 11,414,961 B1Granted
Well cleaning tools and related methods of cleaning wells in oil and gas applications
AssigneeSaudi Arabian Oil Company
InventorsMustafa A. Al-Huwaider, Shouxiang Mark Ma, Nader H. Hwety
Life of this patent
Estimating the term…
Abstract
A well cleaning tool includes a positioning device configured to control a position of the well cleaning tool within a well, a rotatable brush assembly configured to scrape a wall of the well, a capture device configured to catch debris dislodged from the wall by the rotatable brush assembly, and a fluid delivery assembly configured to deliver a cleaning fluid to the well.
Claims19
A well cleaning tool includes:
- a positioning device configured to control a position of the well cleaning tool within a well;
- a rotatable brush assembly configured to scrape a wall of the well;
- a capture device configured to catch debris dislodged from the wall by the rotatable brush assembly;
- a fluid delivery assembly configured to deliver a cleaning fluid to the well;
- a noise detector that is configured to detect noise resulting from contact between the debris and a housing of the noise detector;
- and
- a surface expert system that is configured to further monitor behavior of the debris in the wellbore.
4 more elements
Dependencies are inferred from the claim text.