Foamed nitrogen in liquid CO2 for fracturing
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 4, 2004
Grant Date -
N/A
app pub date -
Oct 5, 2001
filing date -
Dec 11, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method for fracturing subterranean formations surrounding oil and gas wells using a fracturing fluid consisting of a foam constituted by a liquid phase and a gaseous phase. The liquid phase has a foam forming substance dissolved therein. The foam forming substance is preferably a surfactant such as a non-ionic hydrofluoroether surfactant. The liquid phase is preferably CO.sub.2 and the gaseous phase N.sub.2.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully