Patent · US Expired

Communicating commands to a well tool

US6536529B1 · kind B1 · utility

25Cited by
11References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 14, 2000
Grant dateMar 25, 2003
Priority date
Expiry dateNov 14, 2020

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B47/24
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A system for use with a subsea well that includes a BOP includes a fluid line and a tool that is not connected to the fluid line. The fluid line is connected to the BOP to communicate a pressure encoding a command, and the tool is adapted to decode and respond to the command when the tool is inside the BOP.

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