Patent · US Expired

Hydrogen sulphide detection method and apparatus

US6939717B2 · kind B2 · utility

69Cited by
18References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 15, 2001
Grant dateSep 6, 2005
Priority date
Expiry dateSep 19, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/184
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Described is a downhole method and apparatus for detecting hydrogen sulphide in formation fluids produced in a hydrocarbon well. The sensor system is located within or in communication with an extraction chamber used to extract hydrogen sulphide in a gaseous state from the formation fluid and preferably equipped with renewable sensing elements.

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