Patent · US Active

Controlling transient underbalance in a wellbore

US8347963B2 · kind B2 · utility

7Cited by
55References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 18, 2009
Grant dateJan 8, 2013
Priority date
Expiry dateSep 18, 2029

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B2200/04
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A method of perforating a well includes selecting a desired transient underbalanced condition, configuring a perforating gun string to achieve the transient underbalanced condition, deploying the perforating gun is a wellbore, and firing the perforating to achieve the transient underbalanced condition.

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