Patent · US Expired

Method for treating multiple wellbore intervals

US6543538B2 · kind B2 · utility

332Cited by
56References
46Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 25, 2001
Grant dateApr 8, 2003
Priority date
Expiry dateJun 25, 2021

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B43/261
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

This invention provides a method for treating multiple intervals in a wellbore by perforating at least one interval then treating and isolating the perforated interval(s) without removing the perforating device from the wellbore during the treatment or isolation. The invention can be applied to hydraulic fracturing with or without proppant materials as well as to chemical stimulation treatments.

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