Patent · US Active

Wellbore tool with exchangeable blades

US9051792B2 · kind B2 · utility

19Cited by

87References

16Claims

0Family size

Assignee

Baker Hughes Holdings LLC · US

Inventors

Wolfgang E. Herberg · Waggum, DE
Ines Gruetzmann · Burgdorf, DE

Key dates

Filing date	Jul 20, 2011
Grant date	Jun 9, 2015
Priority date	—
Expiry date	Mar 20, 2034

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B47/12
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A method for conducting a wellbore operation includes disconnecting a radially projecting member from a first sub without uncoupling a second sub from the first sub. The method may include also coupling the first sub to the second sub with a connector that includes an electrical connection. An associated apparatus may include a sub having at least one conductor connected to a connector; and at least one radially projecting member removably coupled to the sub.

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