Compositions of oil-based biodegradable drilling fluids and process for drilling oil and gas wells
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 23, 2007
Grant Date -
Jan 1, 2004
app pub date -
Jan 14, 2003
filing date -
Jun 21, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Compositions of oil-based biodegradable drilling fluids are described, the compositions comprising an oil phase composed by methyl esters of soybean oil fatty acids, an aqueous phase finely dispersed in the oil phase by specific emulsifiers and several other additives having specific functions for providing suitable performance to the finished drilling fluid composition. The process to manufacture the inverted emulsion and the drilling process that employs the compositions of the invention are described too.
First Claim
Family
International Classification(s)
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