Patent · US Active

Pre-positioned capping device for source control with independent management system

US9255446B2 · kind B2 · utility

3Cited by
4References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 23, 2014
Grant dateFeb 9, 2016
Priority date
Expiry dateJun 23, 2034

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B43/0122
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Systems and methods contain fluids discharged from a subsea well or at the surface by capping the well blowout with a pre-positioned capping device. The capping device includes at least one blind shear ram and is separate from a blowout preventer. Different personnel offsite of a rig drilling the well may have access and control to operate the device.

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