Patent · US Expired

Method and apparatus using coiled-in-coiled tubing

US6497290B1 · kind B1 · utility

110Cited by
10References
44Claims
0Family size

Inventors

Key dates

Filing dateJan 26, 2001
Grant dateDec 24, 2002
Priority date
Expiry dateJan 26, 2021

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B49/087
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Method and apparatus for performing well operations, such as measuring or forming or testing or treating or the like, and combinations of the above operations, including the use of coiled-in-coiled tubing (CCT) connected to a bottomhole assembly package (BHA), such that the assembly is in communication with both fluid conduits (80 and 82) defined by the coiled-in-coiled tubing.

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