Patent · US Active

Downhole tools and methods of controlling downhole tools

US11021920B2 · kind B2 · utility

0Cited by
16References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 2019
Grant dateJun 1, 2021
Priority date
Expiry dateMay 29, 2039

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B23/0411
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A downhole tool that has a plurality of arm assemblies. Each of the arm assemblies has an arm configured to expand and retract and an actuator. A hydraulic bus in fluid communication with the plurality of arm assemblies. A plurality of flow control devices. The flow control devices are configured to selectively isolate one or more arm assemblies of the plurality of arm assemblies from the hydraulic bus while maintaining the other arm assemblies of the plurality of arm assemblies in communication with the hydraulic bus.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.