Patent · US Expired

Production of free gas by gas hydrate conversion

US7222673B2 · kind B2 · utility

14Cited by
7References
50Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 2004
Grant dateMay 29, 2007
Priority date
Expiry dateJan 23, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P90/70
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A method for releasing gas from a gas hydrate without melting the gas hydrate by substituting the gas with a releasing agent that forms a more stable hydrate structure than the gas.

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