Foamed cement compositions and methods
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 3, 2001
Grant Date -
N/A
app pub date -
Sep 7, 1999
filing date -
Sep 7, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention provides improved foamed well cement compositions and methods. The foamed cement compositions have improved properties and are basically comprised of hydraulic cement, amorphous silica surface treated with a mixture of organosilane coupling agents, sufficient water to form a slurry, sufficient gas to foam the slurry and a mixture of foaming and foam stabilizing surfactants present in an amount sufficient to facilitate the formation of the foam and stabilize the foamed composition.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
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