Lubricating wellbore fluid and method of drilling
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 14, 1985
Grant Date -
N/A
app pub date -
Feb 7, 1983
filing date -
Feb 7, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A wellbore fluid having improved lubricating properties for drilling in formations in the earth comprising water and a lubricant composition containing a mixture of a chlorinated component and a sulfurized component in proportions to produce a lubricant composition containing 15 to 30 weight percent chlorine and 2 to 10 weight percent sulfur.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
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